tính 27 + 25
15/44
\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{27}\\{25}\end{array}} \\\,\,\,\,52\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{37}\\{26}\end{array}} \\\,\,\,\,63\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{48}\\{28}\end{array}} \\\,\,\,\,76\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{38}\\{34}\end{array}} \\\,\,\,\,72\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{27}\\{24}\end{array}} \\\,\,\,\,51\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{57}\\{13}\end{array}} \\\,\,\,\,70\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{24}\\{69}\end{array}} \\\,\,\,\,93\end{array}\) | \(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{26}\\{26}\end{array}} \\\,\,\,\,52\end{array}\) |