简便计算7250÷125=?125x11x8x7=?88x25=?

问题描述:

简便计算
7250÷125=?
125x11x8x7=?
88x25=?

7250÷125=58
125x11x8x7=77000
88x25=2200

7250÷125=1450÷25=290÷5=58
125x11x8x7=125x8x11x7=1000×77=77000
88x25=25x4×22=100×22=2200