五年级下册 分数的意义和性质（笔算）

24 = ( )8 4	614 = 37	23 = ( )21 14
614 = 37	17 = ( )21 3	25 = ( )30 12
35 = ( )25 15	24 = ( )28 14	428 = 17
35 = ( )10 6	35 = ( )15 9	515 = 13
12 = ( )10 5	34 = ( )20 15	420 = 15
15 = ( )35 7	13 = ( )30 10	25 = ( )25 10
57 = ( )14 10	23 = ( )30 20	23 = ( )9 6
216 = 18	25 = ( )15 6	28 = ( )48 12
18 = ( )40 5	13 = ( )6 2	3045 = 23
35 = ( )10 6	14 = ( )20 5	23 = ( )6 4
816 = 12	1530 = 12	23 = ( )12 8
1518 = 56	520 = 14	16 = ( )24 4
14 = ( )36 9	12 = ( )6 3	26 = ( )36 12
2025 = 45	2028 = 57	621 = 27
2045 = 49	616 = 38	28 = ( )16 4
2028 = 57	12 = ( )10 5	34 = ( )16 12
1020 = 12	12 = ( )12 6

24 = 48	614 = 37	23 = 1421
614 = 37	17 = 321	25 = 1230
35 = 1525	24 = 1428	428 = 17
35 = 610	35 = 915	515 = 13
12 = 510	34 = 1520	420 = 15
15 = 735	13 = 1030	25 = 1025
57 = 1014	23 = 2030	23 = 69
216 = 18	25 = 615	28 = 1248
18 = 540	13 = 26	3045 = 23
35 = 610	14 = 520	23 = 46
816 = 12	1530 = 12	23 = 812
1518 = 56	520 = 14	16 = 424
14 = 936	12 = 36	26 = 1236
2025 = 45	2028 = 57	621 = 27
2045 = 49	616 = 38	28 = 416
2028 = 57	12 = 510	34 = 1216
1020 = 12	12 = 612