tính 35 – 6

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{35}\\{\,\,\,6}\end{array}} \\\,\,\,\,29\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{88}\\{12}\end{array}} \\\,\,100\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{65}\\{\,\,\,8}\end{array}} \\\,\,\,\,57\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{51}\\{\,\,\,9}\end{array}} \\\,\,\,\,60\end{array}\)