1.25x48+1.25x8简便计算?

2024-11-22 07:34:36
推荐回答(2个)
回答1:

可以用分配率1.25×(48+8)=70.

回答2:

1.25x48+1.25x8
=1.25x8x6+1.25x8
=1.25x8x(6+1)
=10x7
=70