46.8×0.247,2.08×60,2.5×0.6-1.8×0.5请用简便方法计算,脱式计算。

2025-06-22 04:35:29
推荐回答(1个)
回答1:

2.08×60
=2*60+0.08*60
=120+4.8
=124.8

,2.5×0.6-1.8×0.5
=1.5-0.9
=0.6