计算下面各题,能简算要简算。8分之5—25分之6÷5分之2+4分之1

2024-12-14 05:37:29
推荐回答(1个)
回答1:

5/8-6/25÷2/5+1/4
=5/8-6/25*5/2+1/4
=5/8-3/5+1/4
=5/8+1/4-3/5
=11/40