五年级下册 分数的意义和性质（笔算）

89 = ( )36 32	68 = ( )72 54	816 = 12
37 = ( )56 24	27 = ( )42 12	78 = ( )72 63
12 = ( )10 5	26 = ( )30 10	36 = ( )18 9
56 = ( )42 35	13 = ( )30 10	1018 = 59
13 = ( )12 4	68 = 34	29 = ( )54 12
23 = ( )33 22	515 = 13	27 = ( )56 16
24 = ( )20 10	49 = ( )36 16	23 = ( )21 14
45 = ( )15 12	3042 = 57	1030 = 13
18 = ( )32 4	25 = ( )30 12	624 = 14
79 = ( )18 14	47 = ( )14 8	2040 = 12
15 = ( )30 6	1014 = 57	412 = 13
27 = ( )63 18	912 = 34	812 = 23
1215 = 45	3054 = 59	14 = ( )8 2
630 = 15	1518 = 56	47 = ( )42 24
24 = ( )24 12	23 = ( )24 16	23 = ( )30 20
59 = ( )27 15	13 = ( )21 7	16 = ( )42 7
34 = ( )28 21	2832 = 78

89 = 3236	68 = 5472	816 = 12
37 = 2456	27 = 1242	78 = 6372
12 = 510	26 = 1030	36 = 918
56 = 3542	13 = 1030	1018 = 59
13 = 412	68 = 34	29 = 1254
23 = 2233	515 = 13	27 = 1656
24 = 1020	49 = 1636	23 = 1421
45 = 1215	3042 = 57	1030 = 13
18 = 432	25 = 1230	624 = 14
79 = 1418	47 = 814	2040 = 12
15 = 630	1014 = 57	412 = 13
27 = 1863	912 = 34	812 = 23
1215 = 45	3054 = 59	14 = 28
630 = 15	1518 = 56	47 = 2442
24 = 1224	23 = 1624	23 = 2030
59 = 1527	13 = 721	16 = 742
34 = 2128	2832 = 78