甲21
乙8
真分?jǐn)?shù)8/21
假分?jǐn)?shù)21/8
甲數(shù)是乙數(shù)的3倍少3,乙數(shù)比甲數(shù)少13,用甲乙兩數(shù)寫個(gè)真分?jǐn)?shù)是幾分之幾?寫個(gè)假分?jǐn)?shù)是幾分之幾?
甲數(shù)是乙數(shù)的3倍少3,乙數(shù)比甲數(shù)少13,用甲乙兩數(shù)寫個(gè)真分?jǐn)?shù)是幾分之幾?寫個(gè)假分?jǐn)?shù)是幾分之幾?
數(shù)學(xué)人氣:734 ℃時(shí)間:2019-08-22 00:20:37
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