五年级下册 分数的意义和性质（笔算）

1230 = 25	17 = ( )42 6	49 = ( )54 24
642 = 17	46 = ( )42 28	34 = ( )8 6
56 = ( )12 10	14 = ( )16 4	47 = ( )14 8
25 = ( )15 6	23 = ( )15 10	59 = ( )18 10
1012 = 56	16 = ( )12 2	2036 = 59
1520 = 34	14 = ( )28 7	35 = ( )30 18
39 = 13	15 = ( )35 7	1236 = 13
3236 = 89	37 = ( )42 18	13 = ( )21 7
14 = ( )8 2	214 = 17	13 = ( )9 3
14 = ( )24 6	12 = ( )8 4	520 = 14
410 = 25	13 = ( )15 5	23 = ( )21 14
23 = ( )6 4	816 = 12	56 = ( )36 30
1040 = 14	1012 = 56	915 = 35
78 = ( )32 28	420 = 15	630 = 15
2035 = 47	810 = 45	49 = ( )18 8
15 = ( )25 5	49 = ( )18 8	618 = 13
26 = ( )24 8	58 = ( )40 25

1230 = 25	17 = 642	49 = 2454
642 = 17	46 = 2842	34 = 68
56 = 1012	14 = 416	47 = 814
25 = 615	23 = 1015	59 = 1018
1012 = 56	16 = 212	2036 = 59
1520 = 34	14 = 728	35 = 1830
39 = 13	15 = 735	1236 = 13
3236 = 89	37 = 1842	13 = 721
14 = 28	214 = 17	13 = 39
14 = 624	12 = 48	520 = 14
410 = 25	13 = 515	23 = 1421
23 = 46	816 = 12	56 = 3036
1040 = 14	1012 = 56	915 = 35
78 = 2832	420 = 15	630 = 15
2035 = 47	810 = 45	49 = 818
15 = 525	49 = 818	618 = 13
26 = 824	58 = 2540