五年级下册 分数的意义和性质（笔算）

34 = ( )20 15	1518 = 56	45 = ( )45 36
24 = ( )36 18	47 = ( )56 32	26 = 13
13 = ( )6 2	3236 = 89	25 = ( )30 12
810 = 45	12 = ( )10 5	37 = ( )63 27
56 = ( )12 10	615 = 25	25 = ( )40 16
67 = ( )56 48	36 = ( )42 21	12 = ( )6 3
12 = ( )18 9	15 = ( )20 4	27 = ( )14 4
2045 = 49	16 = ( )18 3	16 = ( )24 4
23 = ( )21 14	13 = ( )12 4	25 = ( )35 14
15 = ( )35 7	57 = ( )28 20	17 = ( )56 8
1824 = 34	412 = 13	13 = ( )21 7
315 = 15	58 = ( )72 45	636 = 16
28 = 14	14 = ( )36 9	34 = ( )20 15
48 = ( )32 16	46 = ( )36 24	25 = ( )30 12
28 = ( )72 18	1030 = 13	56 = ( )42 35
13 = ( )24 8	921 = 37	618 = 13
35 = ( )15 9	12 = ( )6 3

34 = 1520	1518 = 56	45 = 3645
24 = 1836	47 = 3256	26 = 13
13 = 26	3236 = 89	25 = 1230
810 = 45	12 = 510	37 = 2763
56 = 1012	615 = 25	25 = 1640
67 = 4856	36 = 2142	12 = 36
12 = 918	15 = 420	27 = 414
2045 = 49	16 = 318	16 = 424
23 = 1421	13 = 412	25 = 1435
15 = 735	57 = 2028	17 = 856
1824 = 34	412 = 13	13 = 721
315 = 15	58 = 4572	636 = 16
28 = 14	14 = 936	34 = 1520
48 = 1632	46 = 2436	25 = 1230
28 = 1872	1030 = 13	56 = 3542
13 = 824	921 = 37	618 = 13
35 = 915	12 = 36