3米长的绳子平均分成8份,每份是这根绳子的几分之几?每份长几分之几米?
3米长的绳子平均分成8份,每份是这根绳子的几分之几?每份长几分之几米?
数学人气：679 ℃时间：2019-08-20 00:48:42
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3米长的绳子平均分成8份,每份是这根绳子的几分之几?是求分率,那么一份就是1/8,每份长几分之几米?带有单位是求具体量,用长度3除以8份,就得到3/8
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