63×7÷9如何巧算

63×7÷9如何巧算
2024-11-17 00:45:26
推荐回答(4个)
回答1:

63×7÷9巧算
=63÷9*7
=7*7
=49

回答2:

63×7÷9
=(63÷9)X7
=7X7
=49

回答3:

=7✘63/9
=7✘7
=49

回答4:

如图