五年级下册 分数的意义和性质（笔算）

24 = ( )20 10	1620 = 45	79 = ( )27 21
416 = 14	1218 = 23	618 = 13
24 = ( )20 10	912 = 34	624 = 14
26 = ( )42 14	12 = ( )10 5	16 = ( )36 6
46 = ( )24 16	35 = ( )45 27	78 = ( )48 42
24 = ( )28 14	45 = ( )30 24	57 = ( )28 20
46 = 23	24 = ( )12 6	49 = ( )18 8
410 = 25	27 = ( )28 8	1218 = 23
12 = ( )6 3	23 = ( )33 22	45 = ( )35 28
23 = ( )21 14	49 = ( )36 16	12 = ( )18 9
915 = 35	24 = ( )20 10	216 = 18
414 = 27	15 = ( )40 8	25 = ( )35 14
12 = ( )10 5	45 = ( )15 12	2535 = 57
25 = ( )40 16	15 = ( )30 6	45 = ( )25 20
67 = ( )63 54	610 = 35	23 = ( )21 14
67 = ( )56 48	29 = ( )36 8	47 = ( )63 36
1520 = 34	2036 = 59

24 = 1020	1620 = 45	79 = 2127
416 = 14	1218 = 23	618 = 13
24 = 1020	912 = 34	624 = 14
26 = 1442	12 = 510	16 = 636
46 = 1624	35 = 2745	78 = 4248
24 = 1428	45 = 2430	57 = 2028
46 = 23	24 = 612	49 = 818
410 = 25	27 = 828	1218 = 23
12 = 36	23 = 2233	45 = 2835
23 = 1421	49 = 1636	12 = 918
915 = 35	24 = 1020	216 = 18
414 = 27	15 = 840	25 = 1435
12 = 510	45 = 1215	2535 = 57
25 = 1640	15 = 630	45 = 2025
67 = 5463	610 = 35	23 = 1421
67 = 4856	29 = 836	47 = 3663
1520 = 34	2036 = 59