5分之六乘括号负三分之一负二分之一除四分之五?

2025-03-29 06:59:23
推荐回答(1个)
回答1:

6/5×(-1/3-1/2÷5/4)=6/5×(-1/3-1/2×4/5)=6/5×(-1/3-2/5)=6/5×(-5/15-6/15)=6/5×-11/15=-22/25