五年级下册 分数的意义和性质（笔算）

67 = ( )56 48	36 = ( )24 12	12 = ( )18 9
34 = ( )8 6	69 = ( )36 24	34 = ( )36 27
25 = ( )30 12	58 = ( )40 25	1015 = 23
13 = ( )9 3	34 = ( )28 21	45 = ( )45 36
48 = ( )48 24	1015 = 23	1618 = 89
2436 = 23	17 = ( )28 4	540 = 18
2124 = 78	35 = ( )45 27	23 = ( )30 20
17 = ( )14 2	45 = ( )15 12	67 = ( )63 54
45 = ( )30 24	14 = ( )20 5	15 = ( )40 8
17 = ( )28 4	615 = 25	35 = ( )35 21
39 = ( )45 15	812 = 23	45 = ( )35 28
14 = ( )20 5	46 = 23	1824 = 34
1016 = 58	25 = ( )20 8	12 = ( )8 4
1224 = 12	424 = 16	1518 = 56
318 = 16	23 = ( )18 12	25 = ( )25 10
23 = ( )15 10	520 = 14	57 = ( )28 20
26 = 13	15 = ( )35 7

67 = 4856	36 = 1224	12 = 918
34 = 68	69 = 2436	34 = 2736
25 = 1230	58 = 2540	1015 = 23
13 = 39	34 = 2128	45 = 3645
48 = 2448	1015 = 23	1618 = 89
2436 = 23	17 = 428	540 = 18
2124 = 78	35 = 2745	23 = 2030
17 = 214	45 = 1215	67 = 5463
45 = 2430	14 = 520	15 = 840
17 = 428	615 = 25	35 = 2135
39 = 1545	812 = 23	45 = 2835
14 = 520	46 = 23	1824 = 34
1016 = 58	25 = 820	12 = 48
1224 = 12	424 = 16	1518 = 56
318 = 16	23 = 1218	25 = 1025
23 = 1015	520 = 14	57 = 2028
26 = 13	15 = 735