Đặt tính rồi tính: 74 181 + 4 728

74 181 + 4 728

\(\begin{array}{l} + \,\underline \begin{array}{l}74\,\,181\\\,\,\,4\,728\end{array} \\\,\,\,\,78\,909\end{array}\)

48 086 – 22 408

\(\begin{array}{l} - \,\,\underline \begin{array}{l}48\,\,086\\22\,\,408\end{array} \\\,\,\,\,\,25\,\,678\end{array}\)

13 073 × 3

\(\begin{array}{l} \times \,\,\underline \begin{array}{l}13\,\,\,073\\\,\,\,\,\,\,\,\,\,\,\,\,\,3\end{array} \\\,\,\,\,39\,219\end{array}\)

15 632 : 4