1、七年级数学上册有理数计算题精练 38 7 7 8 ( )( ) (120) 10 (6) 8 5 7 9 7 12 3 (3)3 ( )56 8 8 7 3 12 1 1 1 4 ( ) ( )3 ( )(2 ) 2 27 3 12 2 3 7 13 6 5 (12) 1 (12) 6 12 1 9 4 ( )( ) (18) 4 (54) 4 7 9 3 1 17 8 (3)3 ( )8 4 4 2 1 2 1 1 5 4 ( ) ( )3 ( )(3 ) 2 5 2 36 6 3 3 1 3 9 (12) 8 (12) 2 6 1 7 2 ( )( ) (114) 6 (18) 2 5 7
2、 1 1 15 3 (2)3 ( )25 5 5 5 1 12 1 1 5 4 ( ) ( )3 ( )(5 ) 3 4 3 60 6 5 6 1 9 6 (17) 1 (17) 7 14 1 5 8 ( )( ) (102) 10 (27) 8 3 5 3 1 16 5 (3)3 ( )18 2 2 9 1 6 2 1 5 1 ( ) ( )3 ( )(4 ) 2 9 3 40 4 5 1 1 1 9 (5) 1 (5) 8 24 1 9 4 ( )( ) (12) 4 (3) 4 7 9 3 3 13 7 (1)2 ( )32 4 4 8 1 8 1 1 3 4 ( ) ( )3 ( )(
3、2 ) 2 4 2 20 2 5 6 20 7 8 (15) 4 (15) 7 21 1 7 6 ( )( ) (90) 6 (39) 6 5 7 3 1 109 7 (2)2 ( )18 2 2 9 1 16 1 1 3 2 ( ) ( )3 ( )(2 ) 2 6 3 12 2 3 7 25 6 5 (2) 1 (2) 8 24 3 9 2 ( )( ) (42) 6 (48) 2 7 9 4 1 19 7 (1)3 ( )35 5 5 7 1 14 1 1 5 1 ( ) ( )2 ( )(4 ) 2 7 2 36 6 3 1 15 2 8 (14) 1 (14) 7 14 1 5 6
4、( )( ) (90) 10 (21) 6 3 5 7 1 55 3 (1)3 ( )36 6 6 6 1 24 2 1 7 1 ( ) ( )3 ( )(6 ) 3 3 3 36 6 3 3 3 9 2 (20) 7 (20) 2 4 7 9 8 ( )( ) (12) 16 (39) 8 7 9 8 1 57 8 (3)3 ( )28 7 7 4 1 3 1 1 7 1 ( ) ( )2 ( )(5 ) 3 6 3 60 6 5 1 7 1 6 (10) 9 (10) 2 6 1 5 4 ( )( ) (18) 8 (48) 4 3 5 8 10 28 2 (2)2 ( )27 9 9 3
5、 4 15 1 1 5 4 ( ) ( )2 ( )(6 ) 3 16 2 60 6 5 1 15 1 5 (13) 7 (13) 8 16 3 5 2 ( )( ) (36) 8 (12) 2 3 5 4 1 75 5 (2)2 ( )24 3 3 8 3 18 1 1 1 4 ( ) ( )3 ( )(5 ) 2 6 3 20 2 5 5 1 2 9 (12) 6 (12) 6 12 1 7 2 ( )( ) (120) 2 (57) 2 5 7 8 8 65 4 (2)3 ( )45 9 9 5 1 8 2 1 1 1 ( ) ( )3 ( )(3 ) 2 9 3 40 4 5 7 17
6、 4 5 (4) 1 (4) 6 18 1 5 2 ( )( ) (24) 12 (18) 2 3 5 8 1 38 1 (3)3 ( )28 7 7 4 2 15 1 1 1 4 ( ) ( )2 ( )(3 ) 3 16 2 12 2 3 1 17 5 1 (12) 8 (12) 6 18 9 5 8 ( )( ) (78) 6 (24) 8 3 5 1 1 78 3 (2)2 ( )24 4 4 6 1 4 1 1 3 4 ( ) ( )2 ( )(4 ) 2 4 2 24 4 3 4 11 1 9 (20) 6 (20) 5 10 1 7 6 ( )( ) (12) 4 (6) 6 5
7、 7 4 4 14 2 (2)3 ( )9 3 3 3 3 14 1 1 1 2 ( ) ( )3 ( )(2 ) 2 6 2 12 2 3 8 1 9 8 (20) 7 (20) 9 27 1 7 4 ( )( ) (72) 8 (6) 4 5 7 1 3 88 7 (3)3 ( )36 4 4 9 1 15 1 1 3 4 ( ) ( )2 ( )(2 ) 3 6 3 20 2 5 8 1 7 6 (4) 6 (4) 9 18 7 5 8 ( )( ) (90) 14 (33) 8 3 5 4 6 13 2 (2)2 ( )25 5 5 5 1 12 2 1 7 1 ( ) ( )3 (
8、)(4 ) 2 2 3 36 6 3 8 15 6 9 (11) 5 (11) 7 14 1 9 6 ( )( ) (66) 4 (42) 6 7 9 1 1 13 2 (1)2 ( )16 2 2 8 2 9 1 1 5 4 ( ) ( )3 ( )(2 ) 3 12 3 60 6 5 4 1 6 2 (14) 6 (14) 3 9 1 9 6 ( )( ) (84) 12 (27) 6 7 9 3 5 38 6 (3)3 ( )8 4 4 2 1 9 1 1 1 1 ( ) ( )3 ( )(2 ) 3 5 3 36 6 3 7 17 1 2 (5) 9 (5) 6 18 1 5 4 (
9、)( ) (12) 16 (51) 4 3 5 7 9 66 4 (1)3 ( )40 8 8 5 2 3 1 1 3 4 ( ) ( )2 ( )(6 ) 3 10 2 12 2 3 4 14 7 1 (13) 5 (13) 5 15 1 9 6 ( )( ) (66) 8 (30) 6 7 9 5 3 15 1 (2)3 ( )28 4 4 7 1 14 1 1 1 2 ( ) ( )3 ( )(2 ) 2 2 3 12 2 3 1 7 9 9 (12) 2 (12) 4 8 1 7 6 ( )( ) (60) 12 (12) 6 5 7 4 1 44 7 (3)2 ( )15 3 3 5
10、 1 2 1 1 1 1 ( ) ( )3 ( )(3 ) 2 4 3 12 2 3 1 1 6 9 (9) 9 (9) 3 9 1 7 8 ( )( ) (30) 8 (48) 8 5 7 2 4 34 2 (3)3 ( )12 3 3 4 2 9 1 1 1 1 ( ) ( )3 ( )(5 ) 3 4 2 24 4 3 7 25 2 7 (1) 2 (1) 8 24 1 9 4 ( )( ) (48) 20 (57) 4 7 9 1 4 17 5 (3)3 ( )6 3 3 2 1 2 2 1 1 1 ( ) ( )2 ( )(5 ) 2 7 3 12 2 3 1 1 9 1 (6) 9 (6) 4 12 1 7 8 ( )( ) (102) 12 (21) 8 5 7 1 1 87 7 (3)2 ( )18 2 2 9 3
