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1.2:6/7和13/28:2.6(化简成最简分数比)
1.2:6/7和13/28:2.6(化简成最简整数比)
人气:304 ℃ 时间:2020-05-10 06:53:11
解答
1.2:6/7
= 6/5:6/7
= 7:5
= 7/5
13/28:2.6
= 13/28:13/5
= 5:28
= 5/28
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