13.6-3.6×2.5x0.8怎么简便运算?

2025-04-07 19:49:56
推荐回答(1个)
回答1:

解:13.6-3.6x2.5x0.8=13.6-3.6x(2.5x0.8)=13.6-3.6x2=13.6-7.2=6.4