五年级下册 分数的意义和性质（笔算）

14 = ( )20 5	1521 = 57	618 = 13
27 = ( )42 12	1254 = 29	23 = ( )18 12
35 = ( )35 21	38 = ( )32 12	1520 = 34
2430 = 45	23 = ( )6 4	24 = ( )20 10
34 = ( )16 12	25 = ( )10 4	1220 = 35
515 = 13	56 = ( )18 15	25 = ( )40 16
412 = 13	18 = ( )24 3	45 = ( )35 28
12 = ( )10 5	25 = ( )20 8	36 = ( )42 21
26 = ( )24 8	18 = ( )72 9	1214 = 67
2432 = 34	412 = 13	47 = ( )63 36
12 = ( )6 3	58 = ( )48 30	1228 = 37
12 = ( )6 3	24 = ( )36 18	68 = 34
12 = ( )10 5	46 = 23	23 = ( )12 8
12 = ( )10 5	12 = ( )6 3	13 = ( )33 11
210 = 15	23 = ( )12 8	324 = 18
912 = 34	2035 = 47	12 = ( )18 9
18 = ( )72 9	23 = ( )12 8

14 = 520	1521 = 57	618 = 13
27 = 1242	1254 = 29	23 = 1218
35 = 2135	38 = 1232	1520 = 34
2430 = 45	23 = 46	24 = 1020
34 = 1216	25 = 410	1220 = 35
515 = 13	56 = 1518	25 = 1640
412 = 13	18 = 324	45 = 2835
12 = 510	25 = 820	36 = 2142
26 = 824	18 = 972	1214 = 67
2432 = 34	412 = 13	47 = 3663
12 = 36	58 = 3048	1228 = 37
12 = 36	24 = 1836	68 = 34
12 = 510	46 = 23	23 = 812
12 = 510	12 = 36	13 = 1133
210 = 15	23 = 812	324 = 18
912 = 34	2035 = 47	12 = 918
18 = 972	23 = 812