600÷45 ≈ 13.3333 ≈ 13.333 ≈ 13.33 ≈ 13.3 ≈ 13
[图文] 600除以40的竖式数位对齐
600÷3 =20 就是这样
620除以40的简便列竖式法620÷40=15.5验算15.5*40=620
600*45=27000 竖式如下:
解:600÷60=600÷6÷10=100÷10=10 答案是:10
80除以40; =8除以4; =2
=30
570 :40 = 57 : 4 = 14.25 1 4. 2 5 ----------------------- 4 5 7 4 --------------------- 1 7 1 6 --------------------- 1 0 8 ---------------------- 2 0 2 0 -------------------- 0------------------------------------------------------------------------------------------------ 1 4. 2 5 ----------------------40 5 7 0