5⼀6÷(4-11⼀15-4⼀15)简便计算

2024-12-25 19:23:47
推荐回答(1个)
回答1:

5/6 / (4-11/15-4/15)
=5/6 /[4-(11+4)/15]
=5/6 / (4-1)
=5/6 /3
=5/18
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