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化简比:3.6:2.7 3分之2:4分之3:5.1:3.4 12分之5:
人气:469 ℃ 时间:2019-10-01 19:14:30
解答
3.6/2.7=36/27=4/3
(2/3)/(2/5)=(2/3)*(5/2)=5/3
(3/4)/(9/10)=(3/4)*(10/9)=5/6
5.1/3.4=51/34=3/2
(5/12)/(11/10)=25/66
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