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%% �������@�������當�����͂��܂�܂��@������
%%
\begin{document}
\twocolumn[%
  \begin{center}
    \Large\bf $1$�N~�����Ǝ�
  \end{center}
  \begin{flushright}
    \underline{\hspace{1cm}}�N\underline{\hspace{1cm}}�g\underline{\hspace{1cm}}��
    \hspace{1zw}����\underline{\hspace{5cm}}
  \end{flushright}
 \vspace{5mm}]

\parindent = 0zw 
%%������}

\begin{enumerate}
\item ���̎��𕶎����̌��܂�ɂ��������ĕ\���Ȃ����B

\begin{enumerate}
\item $a \times 7$

\LINE

\item $a \times 4-b \times 8$

\LINE

\item $5 \div (-2y)$

\LINE

\item $a \div b \div c$

\LINE

\item $a \div 2 -(-5) \times x$

\LINE

\item $b \times (-3) \times a \times b$

\LINE

\end{enumerate}

\item ����~\fbox{~~~�@~~~}~�ɂ��Ă͂܂錾�t�C�܂��͐��������Ȃ����B

\begin{enumerate}
\item ��$~1+3a~$�̕���$~a~$�̑���ɁC��$~8~$�����邱�Ƃ��C
���̎���$~a=8~$��~\fbox{~~\ajMaru{1}~~}~����Ƃ����܂��B
\item $5x~$�̂悤�ɕ������ӂ��ލ��ŁC
���̕���$~5~$�����̍���$~x~$��~\fbox{~~\ajMaru{2}~~}~�Ƃ����܂��B
���Ƃ��΁C
��$~-3a~$��$~a~$��~\fbox{~~\ajMaru{2}~~}~��~\fbox{~~\ajMaru{3}~~}�ŁC
~$\displaystyle \frac{x}{~2~}~$~��~\fbox{~~\ajMaru{2}~~}~��~\fbox{~~\ajMaru{4}~~}~�ł��B
\item $~4x+3~$�̂悤�ɁC$1$���̍��Ɛ��Ƃ̘a�̌`�̎���C
$~8x~$�̂悤�ɁC$1$���̍������̎���~\fbox{~~\ajMaru{5}~~}~�Ƃ����܂��B

\end{enumerate}

\hspace{-8mm}
\begin{tabular}{|@{}c@{}|c|@{}c@{}|c|@{}c@{}|c|@{}c@{}|c|@{}c@{}|c|}
\hline
 & & & & & & & & & \\[-8pt]
~\ajMaru{1}~ & ~~~~~~~~ & ~\ajMaru{2}~ & ~~~~~~~~ & ~\ajMaru{3}~ & ~~~~~~~ & ~\ajMaru{4}~ & ~~~~~~~ & ~\ajMaru{5}~ & ~~~~~~~ \\[-8pt]
 & & & & & & & & & \\
\hline
\end{tabular}\\

\item ���̌v�Z�����Ȃ����B(���͕������̂��܂�ŕ\���Ȃ����B)

\begin{enumerate}

\item $-7x+5x$

\LINE

\item $-2x+3x-x$

\LINE

\item $7a+3-a-9$

\LINE

\item $\displaystyle -\frac{~3~}{5}x \times (-10)$

\LINE

\item $(8a-4) \div (-4)$

\LINE

\newpage

\item $(3x-1)+(-5-5x)$

\LINE

\item $(5x-2)-(2x-4)$

\LINE

\item $2a+3(2a-1)$

\LINE

\item $4(a+2)-3(a-3)$

\LINE

\item $\displaystyle \frac{2x-5}{3}-\frac{x+3}{4}$

\LINE

\end{enumerate}

\item $x=4~,~y=-3$�̂Ƃ��C���̎��̒l�����߂Ȃ����B

\begin{enumerate}
\item $3x$

\LINE

\item $2x-4y$

\LINE

\item $-2x+3y^2$

\LINE

\end{enumerate}

\begin{flushright}
(���ɂÂ�)
\end{flushright}

\newpage

\item ���̐��ʂ����ŕ\���Ȃ����B(���͕������̂��܂�ŕ\���Ȃ����B)

\begin{enumerate}

\item $1$�{$50$�~�̉��M$~x~$�{�̑��

\LINE

\item �S�C�\�C��̊e�ʂ̐������ꂼ��$~a~,~4~,~c~$�ł���$3$�����̐���

\LINE

\item $~b~$\ajLig{g}��$3$���͉�\ajLig{g}�ł����B

\LINE

\item $~a~$����$~b~$���͉����ł����B

\LINE

\item �艿$~x~$�~�̕i�����C�艿��$3$���������˂���

\LINE

\end{enumerate}

\item ���̊e�₢�ɓ����Ȃ����B(���͕������̂��܂�ŕ\���Ȃ����B)

\begin{enumerate}

\item �݂���𐶓k$~x~$�l��$7$���킯����$3$����Ȃ��Ȃ����B���̂Ƃ��݂̂���̌���\���Ȃ����B

\LINE

\item $~a~$\ajLig{m}�̃e�[�v��$~b~$\ajLig{cm}�̃e�[�v��$2$�{�Ȃ����Ƃ���\ajLig{cm}�ɂȂ�܂����B

\LINE

\item ����$50$\ajLig{km}�ő��鎩���Ԃ��CA�n�_����$300$\ajLig{km}�͂ȂꂽB�n�_�Ɍ�������$~t~$���ԑ������Ƃ��C
�c��̓��̂�����߂Ȃ����B

\LINE

\newpage

%\item ��ʂ̔��a��$~r~$cm�C������$~7~$cm�̉~���̑̐ς����߂Ȃ����B
%(�~������$~\pi~$���g�p���Ȃ����B)

\item ��ʂ��c$~a~$\ajLig{cm}�C��$~b~$\ajLig{cm}�̒����`�ŁC������$~a~$\ajLig{cm}�̒����̂̑̐ς����߂Ȃ����B

\LINE

%\item 12���̎��̒Z�j�̊p�x��0�x�Ƃ���ƁC$~x~$����$~y~$���̂Ƃ��̒Z�j�̊p�x�͉��x�ł����B
%
%\LINE
\end{enumerate}

\item ���̎l�p�`$\mathrm{ABCD}$�̖ʐς�}�̒��̐����╶�����g���ĕ\���Ȃ����B
(���͕������̂��܂�ŕ\���Ȃ����B)

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\end{document}

