帮忙看看这道题能简算么[2-(3/5+2/3)]÷11/12

题目详情

帮忙看看这道题能简算么
[2-(3/5+2/3)]÷11/12

▼优质解答

答案和解析

[2-(3/5+2/3)]÷11/12
=[2-(9/15+10/15)]÷11/12
=(2-19/15)÷11/12
=11/15÷11/12
=12/15
=4/5

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