1、七年级数学上册有理数计算题精练 31 2 24 1 1 1 4 ( ) ( )2 ( )(4 ) 3 12 2 60 6 5 1 5 3 9 (11) 3 (11) 2 6 5 7 4 ( )( ) (48) 18 (36) 4 5 7 1 7 69 9 (2)3 ( )30 6 6 5 1 6 1 1 3 1 ( ) ( )2 ( )(4 ) 2 3 2 20 2 5 1 7 4 1 (18) 1 (18) 2 6 1 5 6 ( )( ) (42) 12 (48) 6 3 5 1 1 99 8 (1)2 ( )56 7 7 8 3 10 1 1 3 6 ( ) ( )2 ( )(5 ) 2
2、 15 2 40 4 5 1 25 5 2 (16) 2 (16) 8 24 1 9 2 ( )( ) (114) 16 (18) 2 7 9 1 10 48 4 (1)2 ( )45 9 9 5 1 8 1 1 3 1 ( ) ( )3 ( )(3 ) 2 5 3 20 2 5 1 20 3 3 (13) 7 (13) 7 21 5 7 6 ( )( ) (48) 16 (9) 6 5 7 1 8 104 5 (3)3 ( )63 7 7 9 1 15 1 1 1 1 ( ) ( )3 ( )(5 ) 3 7 2 24 4 3 6 1 9 2 (5) 1 (5) 5 10 1 9 2 ( )
3、( ) (60) 14 (12) 2 7 9 4 4 53 7 (3)2 ( )18 3 3 6 4 3 1 1 5 6 ( ) ( )3 ( )(6 ) 3 8 3 40 4 5 1 1 8 9 (11) 8 (11) 9 27 5 7 6 ( )( ) (84) 6 (51) 6 5 7 6 1 49 6 (3)2 ( )21 7 7 3 4 15 1 1 5 4 ( ) ( )2 ( )(2 ) 3 20 2 40 4 5 1 1 1 1 (18) 8 (18) 6 12 1 5 2 ( )( ) (90) 16 (39) 2 3 5 1 1 17 4 (1)2 ( )49 7 7 7
4、1 15 1 1 1 1 ( ) ( )2 ( )(3 ) 3 7 2 20 2 5 5 1 9 1 (14) 4 (14) 4 12 1 9 8 ( )( ) (96) 14 (51) 8 7 9 4 4 17 3 (1)2 ( )24 3 3 8 1 10 1 1 1 2 ( ) ( )2 ( )(2 ) 2 7 3 36 6 3 7 1 9 7 (19) 1 (19) 8 24 1 9 2 ( )( ) (36) 10 (30) 2 7 9 8 8 12 3 (3)2 ( )21 7 7 3 3 8 1 1 1 1 ( ) ( )2 ( )(6 ) 2 21 3 36 6 3 1 1 2
5、 3 (19) 7 (19) 7 21 7 5 8 ( )( ) (72) 18 (12) 8 3 5 1 1 29 9 (3)3 ( )15 5 5 3 4 24 1 1 5 1 ( ) ( )2 ( )(3 ) 3 28 2 24 4 3 1 1 5 6 (18) 5 (18) 9 18 1 9 6 ( )( ) (114) 6 (27) 6 7 9 5 7 59 7 (2)3 ( )36 6 6 6 4 9 2 1 5 1 ( ) ( )3 ( )(3 ) 3 24 3 40 4 5 3 5 3 2 (10) 8 (10) 2 6 3 7 4 ( )( ) (6) 8 (54) 4 5
6、7 6 1 13 8 (2)3 ( )63 7 7 9 1 14 1 1 1 6 ( ) ( )2 ( )(2 ) 2 7 3 20 2 5 7 11 1 1 (1) 6 (1) 6 12 1 9 2 ( )( ) (84) 4 (39) 2 7 9 10 1 18 8 (3)3 ( )18 9 9 2 3 10 1 1 7 4 ( ) ( )3 ( )(5 ) 2 15 2 60 6 5 4 14 7 5 (16) 4 (16) 5 15 3 7 2 ( )( ) (54) 14 (6) 2 5 7 1 8 56 2 (2)2 ( )28 7 7 4 1 6 1 1 1 2 ( ) ( )3
7、 ( )(3 ) 3 2 2 12 2 3 1 26 1 3 (6) 8 (6) 9 27 3 5 2 ( )( ) (42) 6 (54) 2 3 5 8 1 19 1 (2)2 ( )45 9 9 5 1 27 1 1 1 1 ( ) ( )3 ( )(5 ) 3 9 2 12 2 3 1 5 4 8 (19) 5 (19) 2 4 1 5 2 ( )( ) (114) 4 (39) 2 3 5 3 3 72 8 (1)2 ( )32 4 4 8 1 18 1 1 1 1 ( ) ( )3 ( )(3 ) 3 3 2 20 2 5 1 1 1 4 (1) 4 (1) 3 9 1 7 2 (
8、 )( ) (114) 12 (48) 2 5 7 1 4 14 9 (1)3 ( )6 3 3 2 3 14 1 1 3 4 ( ) ( )2 ( )(4 ) 2 21 2 40 4 5 6 15 7 2 (13) 9 (13) 7 14 1 9 2 ( )( ) (36) 6 (33) 2 7 9 1 4 57 8 (3)3 ( )20 5 5 4 1 16 1 1 7 4 ( ) ( )2 ( )(4 ) 2 6 2 60 6 5 1 9 8 3 (5) 4 (5) 5 10 3 9 4 ( )( ) (48) 10 (57) 4 7 9 1 8 108 4 (2)2 ( )81 9 9
9、 9 4 18 1 1 1 6 ( ) ( )3 ( )(6 ) 3 28 3 40 4 5 10 1 4 2 (10) 2 (10) 9 27 1 5 4 ( )( ) (66) 2 (27) 4 3 5 1 5 17 7 (3)3 ( )24 6 6 4 2 15 1 1 1 2 ( ) ( )3 ( )(5 ) 3 8 2 36 6 3 1 10 9 4 (15) 8 (15) 3 9 1 5 8 ( )( ) (60) 2 (30) 8 3 5 1 1 19 7 (3)2 ( )28 4 4 7 4 18 1 1 1 2 ( ) ( )3 ( )(4 ) 3 8 2 36 6 3 5
10、1 6 4 (7) 2 (7) 6 18 1 5 4 ( )( ) (24) 20 (21) 4 3 5 1 5 16 3 (1)2 ( )16 4 4 4 1 24 1 1 5 1 ( ) ( )2 ( )(6 ) 3 3 3 40 4 5 1 13 6 2 (15) 4 (15) 6 12 1 9 2 ( )( ) (114) 18 (42) 2 7 9 3 1 14 8 (2)3 ( )24 4 4 6 2 24 1 1 1 2 ( ) ( )3 ( )(6 ) 3 12 2 24 4 3 1 1 7 2 (9) 7 (9) 7 21 9 9 8 ( )( ) (18) 12 (36) 8 7 9 7 5 39 6 (1)2 ( )12 6 6 2 1 2 1 1 7 4 ( ) ( )3 ( )(6 ) 2 8 3 36 6 3 6 1 8 6 (9) 9 (9) 5 15
