把5/6:1/2化成做简单的整数比是(),比值是(). 把3/4:9/16化成做简单的整数比是(),比值是()
人气:315 ℃ 时间:2020-05-22 05:51:48
解答
5/6:1/2=5/6x2=5/3
3/4:9/16=3/4x16/9=4/3
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