750÷[87-(27一10)]怎么分解?

2025-03-31 18:44:03
推荐回答(2个)
回答1:

脱式计算
750÷[87-(27一10)]
=750÷(87-17)
=750÷70
=75/7

回答2:

解:
原式
=750÷(87-17)
=750÷70
=75÷7
=12又1/7