Giải bài 2 trang 160 - SGK Toán lớp 3
Tính:
\(\dfrac{\begin{align} & \,\,\,35820 \\ & + \\ & \,\,\,25079 \\ \end{align}}{\,\,\,\,\,} \) \(\dfrac{\begin{align} & \,\,\,92684 \\ & - \\ & \,\,\,45326 \\ \end{align}}{\,\,\,\,\,} \)
\(\dfrac{\begin{align} & \,\,\,72436 \\ & + \\ & \,\,\,\,\,\,9508 \\ \end{align}}{\,\,\,\,\,} \) \(\dfrac{\begin{align} & \,\,\,57370 \\ & - \\ & \,\,\,\,\,\,6821 \\ \end{align}}{\,\,\,\,\,} \)
\(\dfrac{\begin{align} & \,\,\,35820 \\ & + \\ & \,\,\,25079 \\ \end{align}}{\,\,\,\,\,60899} \) \(\dfrac{\begin{align} & \,\,\,92684 \\ & - \\ & \,\,\,45326 \\ \end{align}}{\,\,\,\,\,47358} \)
\(\dfrac{\begin{align} & \,\,\,72436 \\ & + \\ & \,\,\,\,\,\,9508 \\ \end{align}}{\,\,\,\,\,81944} \) \(\dfrac{\begin{align} & \,\,\,57370 \\ & - \\ & \,\,\,\,\,\,6821 \\ \end{align}}{\,\,\,\,\,50549} \)