Question

Đặt tính rồi tính.

543 – 403                        619 – 207                           758 – 727                         347 – 120

Answer 1

\(\begin{array}{*{20}{c}}{ - \begin{array}{*{20}{c}}{543}\\{403}\end{array}}\\\hline{\,\,\,\,140}\end{array}\)                                 \(\begin{array}{*{20}{c}}{ - \begin{array}{*{20}{c}}{619}\\{207}\end{array}}\\\hline{\,\,\,\,412}\end{array}\)

\(\begin{array}{*{20}{c}}{ - \begin{array}{*{20}{c}}{758}\\{727}\end{array}}\\\hline{\,\,\,031}\end{array}\)                                 \(\begin{array}{*{20}{c}}{ - \begin{array}{*{20}{c}}{347}\\{120}\end{array}}\\\hline{\,\,\,227}\end{array}\)