五年级下册 分数的意义和性质（笔算）

1518 = 56	420 = 15	12 = ( )18 9
47 = ( )63 36	824 = 13	1620 = 45
16 = ( )42 7	1218 = 23	69 = ( )27 18
36 = ( )30 15	1248 = 14	37 = ( )35 15
19 = ( )18 2	2035 = 47	2028 = 57
39 = 13	78 = ( )72 63	3054 = 59
56 = ( )42 35	25 = ( )25 10	57 = ( )14 10
48 = 12	1842 = 37	642 = 17
37 = ( )21 9	18 = ( )32 4	816 = 12
13 = ( )12 4	25 = ( )10 4	2124 = 78
13 = ( )15 5	12 = ( )4 2	12 = ( )18 9
14 = ( )12 3	2025 = 45	2540 = 58
18 = ( )72 9	4045 = 89	67 = ( )63 54
56 = ( )42 35	46 = ( )18 12	612 = 12
12 = ( )10 5	12 = ( )12 6	13 = ( )21 7
1518 = 56	13 = ( )21 7	12 = ( )6 3
12 = ( )4 2	47 = ( )63 36

1518 = 56	420 = 15	12 = 918
47 = 3663	824 = 13	1620 = 45
16 = 742	1218 = 23	69 = 1827
36 = 1530	1248 = 14	37 = 1535
19 = 218	2035 = 47	2028 = 57
39 = 13	78 = 6372	3054 = 59
56 = 3542	25 = 1025	57 = 1014
48 = 12	1842 = 37	642 = 17
37 = 921	18 = 432	816 = 12
13 = 412	25 = 410	2124 = 78
13 = 515	12 = 24	12 = 918
14 = 312	2025 = 45	2540 = 58
18 = 972	4045 = 89	67 = 5463
56 = 3542	46 = 1218	612 = 12
12 = 510	12 = 612	13 = 721
1518 = 56	13 = 721	12 = 36
12 = 24	47 = 3663