五年级下册 分数的意义和性质（笔算）

25 = ( )35 14	2127 = 79	812 = 23
67 = ( )14 12	45 = ( )40 32	13 = ( )21 7
58 = ( )40 25	315 = 15	35 = ( )10 6
37 = ( )56 24	23 = ( )12 8	1035 = 27
824 = 13	38 = ( )72 27	218 = 19
610 = 35	13 = ( )24 8	416 = 14
24 = ( )20 10	23 = ( )12 8	816 = 12
1221 = 47	17 = ( )63 9	27 = ( )63 18
515 = 13	68 = 34	24 = ( )36 18
36 = ( )30 15	14 = ( )36 9	12 = ( )6 3
12 = ( )18 9	1224 = 12	39 = ( )27 9
13 = ( )15 5	57 = ( )28 20	4248 = 78
19 = ( )45 5	615 = 25	19 = ( )18 2
56 = ( )42 35	1020 = 12	78 = ( )40 35
24 = ( )36 18	45 = ( )35 28	13 = ( )24 8
23 = ( )12 8	12 = ( )10 5	23 = ( )18 12
38 = ( )48 18	35 = ( )30 18

25 = 1435	2127 = 79	812 = 23
67 = 1214	45 = 3240	13 = 721
58 = 2540	315 = 15	35 = 610
37 = 2456	23 = 812	1035 = 27
824 = 13	38 = 2772	218 = 19
610 = 35	13 = 824	416 = 14
24 = 1020	23 = 812	816 = 12
1221 = 47	17 = 963	27 = 1863
515 = 13	68 = 34	24 = 1836
36 = 1530	14 = 936	12 = 36
12 = 918	1224 = 12	39 = 927
13 = 515	57 = 2028	4248 = 78
19 = 545	615 = 25	19 = 218
56 = 3542	1020 = 12	78 = 3540
24 = 1836	45 = 2835	13 = 824
23 = 812	12 = 510	23 = 1218
38 = 1848	35 = 1830