4.8×0点25×1点五的简便计算

2025-02-25 23:04:13
推荐回答(1个)
回答1:

4.8×0.25×1.5
=(1.2×4)×0.25×1.5
=(1.2×1.5)×(4×0.25)
=1.8×1
=1.8