(5⼀8+1⼀4)÷(2⼀3-1⼀2)括号的简便方法怎么做?

2024-11-24 04:39:01
推荐回答(1个)
回答1:

(5/8+1/4)÷(2/3-1/2)
=7/8÷1/6
=7/8×6
=21/4
=5又1/4