(7⼀8-5⼀16)×(5⼀9+2⼀3)怎么用简便方法算呀?

2025-02-04 16:08:52
推荐回答(1个)
回答1:

(7/8-5/16)×(5/9+2/3)
=(14/16-5/16)×(5/9+6/9)
=9/16×11/9
=11/16