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Compilation time: 0,19 sec, absolute running time: 1,2 sec, cpu time: 0,09 sec, average memory usage: 24 Mb, average nr of threads: 5 
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\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 1. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{64-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-76}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 2. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{56-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-84}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-66}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 3. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{16-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-87}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-33}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 4. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{19-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-85}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-17}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 5. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{33-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{85-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-28}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 6. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{70-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-84}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-18}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 7. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{70-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-39}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 8. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{16-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-55}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 9. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{65-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{85-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-20}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 10. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{19-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-43}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 11. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{16-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-86}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-30}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 12. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{21-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{87-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-88}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-52}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 13. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{24-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-68}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 14. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{29-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-29}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 15. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{57-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{81-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-18}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 16. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{34-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-56}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 17. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{39-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-25}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 18. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{25-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{81-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-69}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 19. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{30-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-15}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 20. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{43-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-68}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 21. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{28-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{81-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-13}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 22. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{35-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{84-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-52}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 23. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{70-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-75}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 24. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{24-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-38}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 25. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{10-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{84-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-75}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 26. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{27-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-10}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 27. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{46-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-20}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 28. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{39-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-69}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 29. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{54-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-55}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 30. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{30-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-33}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 31. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{63-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-53}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 32. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{24-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{86-12}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 33. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{37-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-19}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 34. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{64-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-42}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 35. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{46-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-86}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-24}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 36. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{44-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{87-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{87-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-60}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 37. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{14-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-10}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 38. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{20-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{84-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-41}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 39. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{19-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-29}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 40. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{31-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-80}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-16}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 41. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{18-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-36}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 42. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{46-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-18}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 43. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{37-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-10}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 44. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{81-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{84-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-16}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 45. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{55-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-54}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 46. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{36-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-53}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 47. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{19-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-44}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 48. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{63-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-86}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-17}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 49. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{13-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-10}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 50. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{46-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-32}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 51. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{50-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-43}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 52. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{35-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-84}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-78}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 53. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{30-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-85}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{85-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-53}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 54. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{15-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{81-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-25}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 55. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{13-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-22}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 56. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{67-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{89-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{88-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-31}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 57. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{19-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{86-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-43}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 58. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{27-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{77-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-62}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 59. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{27-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-77}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 60. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{51-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{83-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{85-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-18}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 61. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{18-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-55}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 62. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{17-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{84-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-29}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 63. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{53-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-87}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-56}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 64. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{22-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{61-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-28}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 65. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{73-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{72-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-17}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 66. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{44-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-76}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{67-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-26}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 67. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{24-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-82}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{35-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-54}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 68. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{75-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-78}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{55-38}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{75-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{70-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{40-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{51-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-31}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 69. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{48-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-74}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-85}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-75}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{76-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-66}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-32}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 70. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{41-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-85}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{80-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-47}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{69-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{64-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-30}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 71. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{33-45}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{79-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-39}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-68}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{73-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-51}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-43}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-64}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{82-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{29-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-83}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-20}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 72. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{54-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-58}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{74-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-67}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{62-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-46}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-20}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{60-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-65}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-25}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-59}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 73. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{15-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-50}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{66-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{59-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{48-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{10-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{68-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-71}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{57-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{38-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{63-16}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 74. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{67-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-72}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-36}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-63}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{12-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{49-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{56-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-16}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-62}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-79}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{36-52}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{16-34}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{81-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{45-29}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-14}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{71-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-61}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 75. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{26-69}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{18-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{19-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{13-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-55}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{42-17}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{43-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{37-41}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-48}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{27-61}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-53}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{11-30}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{25-42}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{52-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{39-21}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{22-77}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-54}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-18}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{44-40}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{50-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-70}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{54-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{33-55}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 76. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{42-13}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-35}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{86-11}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{24-26}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{58-23}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{34-59}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-73}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{31-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-28}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{46-19}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{21-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{20-49}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-32}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{65-31}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-56}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{30-60}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{41-57}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{23-22}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{53-27}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{14-33}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{26-44}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{15-12}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{78-15}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{47-24}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{86-10}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{17-81}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{28-37}=\underline{\hspace{2cm}}\)
        \task \(\mathmakebox[1.45cm][r]{32-62}=\underline{\hspace{2cm}}\)
\end{enumerate}
\end{multicols}

\pagebreak[4]

\begin{figure}[ht!]
\vspace{-23mm}\hspace*{-23mm}\includegraphics[scale=0.9]{Logo.jpg}
\end{figure}

\vspace{-15mm}\begingroup
\centering
\LARGE Subtraction () \\[0.5em]
\endgroup

\fontsize{12pt}{16pt}\selectfont
\textbf{Exercise 77. Calculate..}\\
\begin{multicols}{2}
    \begin{enumerate}[label=\arabic*)]
        \setlength\itemsep{2em}
        \task \(\mathmakebox[1.45cm][r]{52-32}=\underline{\hspace{2cm}}\)


...

    
                

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