14⼀15减掉1⼀4 3⼀8的和用简便方法计算

2024-12-16 18:43:52
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回答1:

14/15减掉1/4 3/8的和用简便方法计算
14/15减掉1/4 3/8的和用
=14/15-(1/4+3/8)
=14/15-5/8
=47/120