tính 60 - 23
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\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{84}\\{29}\end{array}} \\\,\,\,\,55\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{85}\\{46}\end{array}} \\\,\,\,\,39\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{81}\\{12}\end{array}} \\\,\,\,\,69\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{82}\\{23}\end{array}} \\\,\,\,\,59\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{93}\\{38}\end{array}} \\\,\,\,\,55\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{52}\\{15}\end{array}} \\\,\,\,\,37\end{array}\) | \(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{76}\\{47}\end{array}} \\\,\,\,\,29\end{array}\) |