计算下列个题,能简算的上要简算(12分之5加9分之1减8分之3)乘72

2025-02-25 13:14:28
推荐回答(1个)
回答1:

(12分之5加9分之1减8分之3)乘72
=5/12×72+1/9×72-3/8×72
=30+8-27
=38-27
=11