2.25ⅹ4.78ⅹ4怎样简便计算?

2025-03-12 16:59:13
推荐回答(2个)
回答1:

2.25ⅹ4.78ⅹ4
=2.25x4x4.78
=9x4.78
=43.02

回答2:

简便计算过程方法如下
解:2.25ⅹ4.78ⅹ4
=2.25×4×4.78
=9×4.78
=43.02