一个最简分数与一个整数相乘,积是15分之8,即几分之几乘几=15分之8.你能写出几种不同的填法

问题描述:

一个最简分数与一个整数相乘,积是15分之8,即几分之几乘几=15分之8.你能写出几种不同的填法
写的最多的采纳

可以写无数个.
(1/15) × 8 = 8/15 ,(2/15) × 4 = 8/15 ,(4/15) × 2 = 8/15 ,(8/15) × 1 = 8/15 ,
(1/30) × 16 = 8/15 ,
(1/45) × 24 = 8/15 ,(2/45) × 12 = 8/15 ,(4/45) × 6 = 8/15 ,(8/45) × 3 = 8/15 ,
(1/60) × 32 = 8/15 ,
(1/75) × 40 = 8/15 ,(2/75) × 20 = 8/15 ,(4/75) × 10 = 8/15 ,(8/75) × 5 = 8/15 ,
(1/90) × 48 = 8/15 ,
(1/105) × 56 = 8/15 ,(2/105) × 28 = 8/15 ,(4/105) × 14 = 8/15 ,(8/105) × 7 = 8/15 ,
(1/120) × 64 = 8/15 ,
(1/135) × 72 = 8/15 ,(2/135) × 36 = 8/15 ,(4/135) × 18 = 8/15 ,(8/135) × 9 = 8/15 ,
(1/150) × 80 = 8/15 ,
(1/165) × 88 = 8/15 ,(2/165) × 44 = 8/15 ,(4/165) × 22 = 8/15 ,(8/165) × 11 = 8/15 ,
(1/180) × 96 = 8/15 ,
(1/195) × 104 = 8/15 ,(2/195) × 52 = 8/15 ,(4/195) × 26 = 8/15 ,(8/195) × 13 = 8/15 ,
(1/210) × 112 = 8/15 ,
…………