0.6x1.2x0.8怎样简便计算?

2025-04-10 03:27:03
推荐回答(1个)
回答1:

0.6×1.2×0.8
=0.6×1.2×(1-0.2)
=0.6×(1.2-0.24)
=0.6×(1-0.04)
=0.6-0.024=0.576