(12 .5×0.25)×0.8怎么巧算,谢谢好心人我秒采纳

2025-06-29 00:38:59
推荐回答(1个)
回答1:

(12.5×0.25)×0.8
=(12.5×0.8)×0.25
=10×0.25
=2.5