7.2×12.5÷8(简便计算)

2025-03-07 00:10:27
推荐回答(1个)
回答1:

7.2×12.5÷8
=7.2÷8×12.5
=9×12.5
=(8+1)×12.5
=100+12.5
=112.5

不懂可追问,有帮助请采纳,谢谢!