(63霧7)ᘧ࿾(7霧3)怎么巧算?

2024-11-16 02:19:43
推荐回答(4个)
回答1:

简便计算过程方法如下
解:(63÷7)×(7÷3)
=9÷3x7
=3x7
=21

回答2:

简便计算
(63÷7)✖️(7÷3)
=9÷3x7
=3x7
=21

回答3:

(63➗7)✖️(7➗3)
=63÷7x7÷3
=63÷3
=21

回答4:

(63÷7)×(7÷3)
=9×(7/3)
=3×7
=21