能简便计算的简便计算:7⼀2⼀【(3⼀4-5⼀8)*4⼀5】

2025-03-20 22:40:31
推荐回答(1个)
回答1:

7/2/【(3/4-5/8)*4/5】
=7/2÷(3/4x4/5-5/8x4/5)
=7/2÷(3/5-1/2)
=7/2÷1/10
=35