17.5÷0.25X4的简便法?

2024-11-04 12:23:33
推荐回答(2个)
回答1:

简便方法如下:
17.5÷0.25x4
=17.5÷0.5÷0.5x4
=35÷0.5x4
=70x4
=28

回答2:

17.5÷0.25X4=17.5÷1/4x4
=17.5x4x4
=17.5x2x2x4
=35x8
=280