五年级下册 分数的意义和性质（笔算）

3036 = 56	1015 = 23	2545 = 59
56 = ( )42 35	636 = 16	412 = 13
13 = ( )21 7	26 = 13	13 = ( )30 10
46 = ( )42 28	12 = ( )18 9	58 = ( )48 30
1020 = 12	621 = 27	23 = ( )21 14
67 = ( )21 18	1618 = 89	428 = 17
414 = 27	26 = ( )42 14	38 = ( )16 6
3654 = 23	14 = ( )36 9	68 = ( )72 54
17 = ( )28 4	1628 = 47	26 = ( )12 4
23 = ( )6 4	832 = 14	29 = ( )54 12
13 = ( )6 2	2040 = 12	45 = ( )30 24
1521 = 57	1242 = 27	26 = ( )36 12
13 = ( )33 11	45 = ( )40 32	35 = ( )30 18
615 = 25	2454 = 49	17 = ( )35 5
12 = ( )6 3	12 = ( )12 6	28 = ( )72 18
618 = 13	13 = ( )15 5	13 = ( )21 7
45 = ( )25 20	23 = ( )6 4

3036 = 56	1015 = 23	2545 = 59
56 = 3542	636 = 16	412 = 13
13 = 721	26 = 13	13 = 1030
46 = 2842	12 = 918	58 = 3048
1020 = 12	621 = 27	23 = 1421
67 = 1821	1618 = 89	428 = 17
414 = 27	26 = 1442	38 = 616
3654 = 23	14 = 936	68 = 5472
17 = 428	1628 = 47	26 = 412
23 = 46	832 = 14	29 = 1254
13 = 26	2040 = 12	45 = 2430
1521 = 57	1242 = 27	26 = 1236
13 = 1133	45 = 3240	35 = 1830
615 = 25	2454 = 49	17 = 535
12 = 36	12 = 612	28 = 1872
618 = 13	13 = 515	13 = 721
45 = 2025	23 = 46