四年级下册数学分数化成最简分数习题

四年级下册数学分数化成最简分数习题

约成最简分数
12/36= 16/56= 40/96= 25/55= 26/91=
51/68 = 28/91 = 54/81 = 75/95 = 46/82 =
48/84 = 50/75 = 51/85 = 52/90 = 10/36 =
12/60 = 14/49 = 16/64 = 18/81 = 12/48 =
12/56 = 12/72 = 16/48 = 18/90 = 20/36 =
20/75 = 25/80 = 30/75 =
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