5×(40 4)简便计算怎么算?

2024-10-28 18:55:40
推荐回答(3个)
回答1:

简便计算过程方法如下
解:5×(40+4)
=5×40+4×5
=200+20
=220

回答2:

5×(40十4)=5×44=220

回答3:

5×(40 + 4)
=5x4x(10+1)
=20x11
=220