3.2×1.25-10.88÷6.8怎么简便运算?

2025-04-04 09:00:33
推荐回答(1个)
回答1:

简便计算
3.2×1.25-10.88÷6.8
=0.4x8x1.25-1.6
=0.4x10-1.6
=4-1.6
=2.4