五年级下册 分数的意义和性质（笔算）

23 = ( )12 8	36 = ( )42 21	27 = ( )14 4
34 = ( )36 27	1236 = 13	3642 = 67
13 = ( )15 5	24 = ( )28 14	34 = ( )28 21
79 = ( )27 21	2024 = 56	49 = ( )36 16
13 = ( )33 11	39 = 13	34 = ( )28 21
2036 = 59	37 = ( )56 24	12 = ( )10 5
46 = ( )42 28	24 = ( )12 6	13 = ( )24 8
2024 = 56	1014 = 57	13 = ( )24 8
810 = 45	1824 = 34	4248 = 78
615 = 25	12 = ( )4 2	67 = ( )35 30
26 = ( )18 6	824 = 13	14 = ( )36 9
14 = ( )28 7	23 = ( )21 14	1821 = 67
67 = ( )63 54	34 = ( )28 21	69 = ( )45 30
525 = 15	23 = ( )6 4	816 = 12
520 = 14	912 = 34	35 = ( )20 12
29 = ( )36 8	14 = ( )20 5	1620 = 45
15 = ( )35 7	612 = 12

23 = 812	36 = 2142	27 = 414
34 = 2736	1236 = 13	3642 = 67
13 = 515	24 = 1428	34 = 2128
79 = 2127	2024 = 56	49 = 1636
13 = 1133	39 = 13	34 = 2128
2036 = 59	37 = 2456	12 = 510
46 = 2842	24 = 612	13 = 824
2024 = 56	1014 = 57	13 = 824
810 = 45	1824 = 34	4248 = 78
615 = 25	12 = 24	67 = 3035
26 = 618	824 = 13	14 = 936
14 = 728	23 = 1421	1821 = 67
67 = 5463	34 = 2128	69 = 3045
525 = 15	23 = 46	816 = 12
520 = 14	912 = 34	35 = 1220
29 = 836	14 = 520	1620 = 45
15 = 735	612 = 12