五年级下册 分数的意义和性质（笔算）

59 = ( )45 25	14 = ( )28 7	1525 = 35
23 = ( )6 4	28 = ( )48 12	816 = 12
12 = ( )6 3	12 = ( )18 9	23 = ( )15 10
28 = ( )40 10	630 = 15	13 = ( )30 10
27 = ( )35 10	17 = ( )56 8	16 = ( )42 7
1824 = 34	69 = 23	13 = ( )24 8
23 = ( )12 8	1018 = 59	1242 = 27
24 = ( )28 14	19 = ( )54 6	34 = ( )36 27
14 = ( )36 9	14 = ( )20 5	1416 = 78
25 = ( )40 16	69 = 23	34 = ( )12 9
12 = ( )10 5	812 = 23	824 = 13
36 = ( )36 18	15 = ( )30 6	12 = ( )6 3
34 = ( )20 15	610 = 35	12 = ( )18 9
46 = 23	25 = ( )30 12	312 = 14
12 = ( )18 9	12 = ( )8 4	12 = ( )12 6
412 = 13	12 = ( )10 5	56 = ( )42 35
14 = ( )16 4	13 = ( )21 7

59 = 2545	14 = 728	1525 = 35
23 = 46	28 = 1248	816 = 12
12 = 36	12 = 918	23 = 1015
28 = 1040	630 = 15	13 = 1030
27 = 1035	17 = 856	16 = 742
1824 = 34	69 = 23	13 = 824
23 = 812	1018 = 59	1242 = 27
24 = 1428	19 = 654	34 = 2736
14 = 936	14 = 520	1416 = 78
25 = 1640	69 = 23	34 = 912
12 = 510	812 = 23	824 = 13
36 = 1836	15 = 630	12 = 36
34 = 1520	610 = 35	12 = 918
46 = 23	25 = 1230	312 = 14
12 = 918	12 = 48	12 = 612
412 = 13	12 = 510	56 = 3542
14 = 416	13 = 721