4.8减去4.8乘以0.5简便计算

2025-02-24 17:22:37
推荐回答(2个)
回答1:

计算
4.8-4.8x0.5
=4.8x(1-0.5)
=4.8x0.5
=2.4

回答2:

4.8-4.8*0.5
=4.8*(1-0.5)
=4.8*0.5
=2.4