1.25×0.25×8×0.4有简便运算吗?

2025-06-28 00:20:41
推荐回答(2个)
回答1:

简便计算
1.25×0.25×8×0.4
=(1.25x8)x(0.25x0.4)
=10x0.1
=1

回答2:

有 用8×1.25×(0.4×0.25)