(1⼀5+1⼀4)÷3⼀5简便计算?

2024-11-25 18:48:16
推荐回答(2个)
回答1:

=9/20÷3/5
=9/20x5/3
=3/4
这题不用简便,直接运算就行

回答2:

(1/5+1/4)÷3/5
=9/20×5/3
=3/4