五年级下册 分数的意义和性质（笔算）

59 = ( )27 15	23 = ( )12 8	57 = ( )28 20
3042 = 57	17 = ( )63 9	12 = ( )6 3
69 = 23	832 = 14	23 = ( )24 16
27 = ( )14 4	545 = 19	26 = ( )36 12
16 = ( )30 5	418 = 29	15 = ( )25 5
18 = ( )72 9	59 = ( )27 15	45 = ( )35 28
13 = ( )15 5	12 = ( )18 9	17 = ( )14 2
14 = ( )16 4	58 = ( )72 45	13 = ( )33 11
17 = ( )14 2	45 = ( )15 12	2436 = 23
45 = ( )30 24	39 = 13	34 = ( )12 9
18 = ( )32 4	16 = ( )30 5	24 = ( )20 10
23 = ( )6 4	1518 = 56	34 = ( )36 27
58 = ( )32 20	46 = ( )30 20	612 = 12
820 = 25	924 = 38	624 = 14
12 = ( )6 3	25 = ( )40 16	12 = ( )6 3
921 = 37	59 = ( )18 10	812 = 23
12 = ( )4 2	45 = ( )15 12

59 = 1527	23 = 812	57 = 2028
3042 = 57	17 = 963	12 = 36
69 = 23	832 = 14	23 = 1624
27 = 414	545 = 19	26 = 1236
16 = 530	418 = 29	15 = 525
18 = 972	59 = 1527	45 = 2835
13 = 515	12 = 918	17 = 214
14 = 416	58 = 4572	13 = 1133
17 = 214	45 = 1215	2436 = 23
45 = 2430	39 = 13	34 = 912
18 = 432	16 = 530	24 = 1020
23 = 46	1518 = 56	34 = 2736
58 = 2032	46 = 2030	612 = 12
820 = 25	924 = 38	624 = 14
12 = 36	25 = 1640	12 = 36
921 = 37	59 = 1018	812 = 23
12 = 24	45 = 1215