五年级下册 分数的意义和性质（笔算）

59 = ( )54 30	34 = ( )36 27	2448 = 12
1520 = 34	24 = ( )28 14	1618 = 89
47 = ( )42 24	23 = ( )15 10	23 = ( )15 10
1045 = 29	14 = ( )20 5	23 = ( )15 10
12 = ( )8 4	79 = ( )45 35	436 = 19
37 = ( )35 15	23 = ( )15 10	49 = ( )27 12
12 = ( )10 5	34 = ( )36 27	2032 = 58
12 = ( )18 9	34 = ( )36 27	1018 = 59
12 = ( )18 9	1218 = 23	618 = 13
48 = ( )24 12	648 = 18	34 = ( )12 9
12 = ( )10 5	2432 = 34	46 = ( )42 28
24 = ( )20 10	12 = ( )4 2	57 = ( )56 40
210 = 15	26 = ( )12 4	12 = ( )6 3
12 = ( )10 5	618 = 13	24 = ( )36 18
13 = ( )6 2	12 = ( )12 6	1020 = 12
14 = ( )20 5	49 = ( )54 24	2025 = 45
67 = ( )28 24	525 = 15

59 = 3054	34 = 2736	2448 = 12
1520 = 34	24 = 1428	1618 = 89
47 = 2442	23 = 1015	23 = 1015
1045 = 29	14 = 520	23 = 1015
12 = 48	79 = 3545	436 = 19
37 = 1535	23 = 1015	49 = 1227
12 = 510	34 = 2736	2032 = 58
12 = 918	34 = 2736	1018 = 59
12 = 918	1218 = 23	618 = 13
48 = 1224	648 = 18	34 = 912
12 = 510	2432 = 34	46 = 2842
24 = 1020	12 = 24	57 = 4056
210 = 15	26 = 412	12 = 36
12 = 510	618 = 13	24 = 1836
13 = 26	12 = 612	1020 = 12
14 = 520	49 = 2454	2025 = 45
67 = 2428	525 = 15