tính 56 - 8
\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{56}\\{\,\,8}\end{array}} \\\,\,\,48\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{42}\\{\,\,8}\end{array}} \\\,\,\,34\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{44}\\{\,\,7}\end{array}} \\\,\,\,37\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{54}\\{\,\,6}\end{array}} \\\,\,\,\,48\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{85}\\{\,\,\,7}\end{array}} \\\,\,\,\,78\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{34}\\{\,\,\,9}\end{array}} \\\,\,\,\,25\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{84}\\{\,\,5}\end{array}} \\\,\,\,79\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{60}\\{\,\,7}\end{array}} \\\,\,\,53\end{array}\) |
