tính 7 + 19
7/44
\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,7}\\{19}\end{array}} \\\,\,\,\,26\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,6}\\{67}\end{array}} \\\,\,\,\,73\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,8\,}\\{37}\end{array}} \\\,\,\,\,45\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,9}\\{47}\end{array}} \\\,\,\,\,56\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,9}\\{15}\end{array}} \\\,\,\,24\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,4}\\{19}\end{array}} \\\,\,\,\,23\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,8}\\{63}\end{array}} \\\,\,\,\,71\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,9}\\{58}\end{array}} \\\,\,\,\,67\end{array}\) |