0.24×3.2+2.4×0.43×25用最简便的方法怎么算?

2025-03-12 09:06:44
推荐回答(1个)
回答1:

0.24×3.2+2.4×0.43×25
=0.6×(0.32×4+0.43×25×4)
=0.6×(1.28+43)
=0.6×44.28
=26.568