(3⼀4+1⼀2-5⼀6)÷1⼀24怎样简便

2024-11-20 12:32:06
推荐回答(1个)
回答1:

=(3/4+1/2-5/6)×24
=3/4×24+1/2×24-5/6×24
=18+12-20
=10