五年级下册 分数的意义和性质（笔算）

56 = ( )42 35	25 = ( )45 18	1521 = 57
46 = ( )30 20	2032 = 58	24 = ( )12 6
210 = 15	35 = ( )20 12	23 = ( )15 10
69 = 23	46 = 23	35 = ( )35 21
23 = ( )15 10	45 = ( )30 24	12 = ( )6 3
23 = ( )18 12	618 = 13	824 = 13
12 = ( )10 5	46 = ( )36 24	25 = ( )45 18
68 = 34	616 = 38	1218 = 23
13 = ( )33 11	12 = ( )18 9	17 = ( )14 2
2028 = 57	45 = ( )20 16	818 = 49
14 = ( )8 2	618 = 13	27 = ( )21 6
34 = ( )28 21	13 = ( )15 5	12 = ( )18 9
23 = ( )12 8	13 = ( )21 7	79 = ( )18 14
14 = ( )24 6	15 = ( )25 5	27 = ( )21 6
836 = 29	418 = 29	312 = 14
1220 = 35	12 = ( )10 5	24 = ( )12 6
23 = ( )9 6	414 = 27

56 = 3542	25 = 1845	1521 = 57
46 = 2030	2032 = 58	24 = 612
210 = 15	35 = 1220	23 = 1015
69 = 23	46 = 23	35 = 2135
23 = 1015	45 = 2430	12 = 36
23 = 1218	618 = 13	824 = 13
12 = 510	46 = 2436	25 = 1845
68 = 34	616 = 38	1218 = 23
13 = 1133	12 = 918	17 = 214
2028 = 57	45 = 1620	818 = 49
14 = 28	618 = 13	27 = 621
34 = 2128	13 = 515	12 = 918
23 = 812	13 = 721	79 = 1418
14 = 624	15 = 525	27 = 621
836 = 29	418 = 29	312 = 14
1220 = 35	12 = 510	24 = 612
23 = 69	414 = 27