đặt tính rồi tính 36 + 6
3/44
\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{36}\\{\,\,\,6}\end{array}} \\\,\,\,\,42\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{28}\\{\,\,\,7}\end{array}} \\\,\,\,\,35\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{26}\\{\,\,\,8}\end{array}} \\\,\,\,\,34\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{45}\\{\,\,\,6}\end{array}} \\\,\,\,\,51\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{79}\\{\,\,\,7}\end{array}} \\\,\,\,\,86\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{14}\\{\,\,\,7}\end{array}} \\\,\,\,\,21\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{57}\\{\,\,\,4}\end{array}} \\\,\,\,\,61\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{54}\\{\,\,\,8}\end{array}} \\\,\,\,\,62\end{array}\) |