五年级下册 分数的意义和性质（笔算）

1216 = 34	14 = ( )28 7	89 = ( )54 48
26 = ( )24 8	37 = ( )56 24	12 = ( )6 3
45 = ( )40 32	89 = ( )45 40	23 = ( )12 8
2124 = 78	24 = ( )20 10	13 = ( )9 3
2545 = 59	56 = ( )36 30	24 = ( )20 10
34 = ( )12 9	525 = 15	57 = ( )56 40
48 = 12	24 = ( )24 12	23 = ( )15 10
1525 = 35	56 = ( )42 35	59 = ( )45 25
424 = 16	45 = ( )30 24	24 = ( )20 10
618 = 13	58 = ( )24 15	12 = ( )6 3
820 = 25	37 = ( )56 24	1821 = 67
12 = ( )10 5	812 = 23	812 = 23
23 = ( )15 10	912 = 34	45 = ( )40 32
13 = ( )12 4	47 = ( )56 32	35 = ( )30 18
25 = ( )35 14	14 = ( )28 7	67 = ( )63 54
416 = 14	27 = ( )21 6	13 = ( )21 7
1218 = 23	12 = ( )4 2

1216 = 34	14 = 728	89 = 4854
26 = 824	37 = 2456	12 = 36
45 = 3240	89 = 4045	23 = 812
2124 = 78	24 = 1020	13 = 39
2545 = 59	56 = 3036	24 = 1020
34 = 912	525 = 15	57 = 4056
48 = 12	24 = 1224	23 = 1015
1525 = 35	56 = 3542	59 = 2545
424 = 16	45 = 2430	24 = 1020
618 = 13	58 = 1524	12 = 36
820 = 25	37 = 2456	1821 = 67
12 = 510	812 = 23	812 = 23
23 = 1015	912 = 34	45 = 3240
13 = 412	47 = 3256	35 = 1830
25 = 1435	14 = 728	67 = 5463
416 = 14	27 = 621	13 = 721
1218 = 23	12 = 24