tính 560 - 245

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{560}\\{245}\end{array}} \\\,\,\,\,315\end{array}\)

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{259}\\{125}\end{array}} \\\,\,\,\,384\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{570}\\{325}\end{array}} \\\,\,\,\,245\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{525}\\{354}\end{array}} \\\,\,\,\,171\end{array}\)