9.72×0.4×1.5×2如何简算?

2024-12-12 23:51:44
推荐回答(1个)
回答1:

9.72×0.4×1.5×2
=9.72×0.4×(1.5×2)
=9.72×0.4×3
=9.72×(0.4×3)
=9.72×1.2
=9.72×(1+0.2)
=9.72×1+9.72×0.2
=9.72+1.944
=11.664