1、北师大版七年级数学上册有理数计算题精选 86 1 5 2 ( )( ) (60) 10 (18) 2 3 5 6 1 74 5 (2)2 ( )30 5 5 6 1 12 1 1 1 1 ( ) ( )2 ( )(2 ) 3 4 2 20 2 5 9 17 9 5 (20) 9 (20) 8 16 7 9 8 ( )( ) (84) 6 (6) 8 7 9 1 7 28 8 (3)3 ( )18 6 6 3 3 2 1 1 3 2 ( ) ( )2 ( )(6 ) 2 24 2 12 2 3 1 5 3 8 (7) 4 (7) 2 6 1 5 4 ( )( ) (60) 10 (36) 4 3
2、 5 6 1 62 7 (1)3 ( )25 5 5 5 1 18 1 1 5 2 ( ) ( )3 ( )(5 ) 2 8 2 36 6 3 7 1 8 8 (20) 5 (20) 8 16 1 9 2 ( )( ) (102) 18 (21) 2 7 9 1 3 89 3 (3)3 ( )36 4 4 9 1 2 1 1 1 4 ( ) ( )3 ( )(5 ) 2 4 2 12 2 3 8 13 7 7 (2) 1 (2) 7 14 1 5 6 ( )( ) (96) 12 (12) 6 3 5 4 4 38 4 (2)3 ( )12 3 3 4 1 18 1 1 1 1 ( ) ( )
3、2 ( )(5 ) 2 5 3 36 6 3 10 1 6 2 (2) 9 (2) 9 18 5 9 6 ( )( ) (60) 14 (48) 6 7 9 1 6 35 2 (2)3 ( )10 5 5 2 2 24 1 1 5 4 ( ) ( )3 ( )(3 ) 3 12 2 40 4 5 8 13 3 8 (20) 9 (20) 7 14 1 9 6 ( )( ) (84) 14 (45) 6 7 9 3 3 105 6 (2)2 ( )36 4 4 9 4 12 1 1 1 2 ( ) ( )3 ( )(3 ) 3 36 3 12 2 3 5 1 5 8 (13) 9 (13) 6
4、12 5 9 4 ( )( ) (66) 6 (51) 4 7 9 1 1 84 8 (3)3 ( )72 8 8 9 1 21 2 1 5 1 ( ) ( )2 ( )(3 ) 3 7 3 36 6 3 1 11 4 4 (12) 2 (12) 4 12 1 7 8 ( )( ) (114) 6 (3) 8 5 7 1 10 92 1 (1)3 ( )72 9 9 8 1 15 1 1 5 1 ( ) ( )2 ( )(2 ) 3 4 2 40 4 5 1 1 4 4 (4) 8 (4) 3 6 3 9 2 ( )( ) (102) 16 (54) 2 7 9 1 9 15 1 (2)3 (
5、 )32 8 8 4 1 8 2 1 5 1 ( ) ( )3 ( )(5 ) 2 5 3 36 6 3 1 1 7 3 (19) 8 (19) 4 12 7 7 6 ( )( ) (24) 12 (54) 6 5 7 9 9 18 6 (3)3 ( )24 8 8 3 1 4 2 1 5 4 ( ) ( )3 ( )(6 ) 2 4 3 36 6 3 1 1 5 6 (17) 7 (17) 9 18 9 7 8 ( )( ) (12) 14 (54) 8 5 7 1 5 49 6 (3)3 ( )20 4 4 5 1 4 1 1 5 2 ( ) ( )3 ( )(2 ) 2 4 3 24 4
6、 3 8 20 6 2 (17) 6 (17) 7 21 7 7 6 ( )( ) (54) 4 (24) 6 5 7 1 1 52 3 (1)3 ( )24 4 4 6 1 10 2 1 1 1 ( ) ( )2 ( )(5 ) 2 2 3 36 6 3 6 13 5 3 (13) 3 (13) 7 14 1 7 2 ( )( ) (108) 2 (39) 2 5 7 9 7 15 9 (1)2 ( )64 8 8 8 1 6 1 1 5 4 ( ) ( )2 ( )(6 ) 2 4 2 40 4 5 1 1 6 6 (3) 2 (3) 5 15 7 9 6 ( )( ) (66) 4 (3
7、) 6 7 9 1 1 19 1 (1)2 ( )6 2 2 3 3 2 1 1 5 1 ( ) ( )2 ( )(2 ) 2 27 2 60 6 5 1 1 9 6 (7) 1 (7) 2 6 1 7 8 ( )( ) (36) 14 (30) 8 5 7 4 4 85 7 (3)3 ( )45 5 5 9 4 24 2 1 3 1 ( ) ( )3 ( )(4 ) 3 12 3 20 2 5 1 1 4 8 (18) 6 (18) 7 21 5 5 4 ( )( ) (18) 18 (42) 4 3 5 10 1 89 4 (2)3 ( )63 9 9 7 3 8 1 1 3 1 ( )
8、( )3 ( )(4 ) 2 12 2 12 2 3 8 22 6 6 (3) 7 (3) 7 21 1 5 8 ( )( ) (42) 16 (54) 8 3 5 1 1 18 5 (3)2 ( )20 4 4 5 1 6 1 1 7 4 ( ) ( )3 ( )(4 ) 2 6 3 60 6 5 7 25 4 4 (13) 3 (13) 8 24 3 9 2 ( )( ) (120) 18 (33) 2 7 9 1 5 19 3 (1)3 ( )36 6 6 6 2 9 1 1 1 6 ( ) ( )2 ( )(2 ) 3 18 3 20 2 5 3 5 1 2 (14) 2 (14) 2
9、 6 3 5 2 ( )( ) (48) 14 (12) 2 3 5 5 1 73 7 (3)2 ( )32 4 4 8 2 27 1 1 7 1 ( ) ( )2 ( )(3 ) 3 14 2 60 6 5 1 7 2 8 (19) 8 (19) 4 8 1 9 2 ( )( ) (66) 2 (9) 2 7 9 1 4 86 2 (3)2 ( )27 3 3 9 2 21 1 1 3 4 ( ) ( )3 ( )(3 ) 3 8 3 20 2 5 3 9 7 5 (20) 3 (20) 4 8 5 5 6 ( )( ) (90) 16 (54) 6 3 5 7 7 14 7 (1)3 (
10、)36 6 6 6 1 10 1 1 7 1 ( ) ( )3 ( )(3 ) 2 8 2 60 6 5 5 1 3 4 (9) 9 (9) 6 18 5 5 6 ( )( ) (72) 16 (48) 6 3 5 8 10 17 8 (2)2 ( )36 9 9 4 1 15 2 1 7 1 ( ) ( )3 ( )(2 ) 3 5 3 36 6 3 1 20 3 1 (8) 9 (8) 7 21 5 5 6 ( )( ) (78) 14 (39) 6 3 5 3 1 17 8 (1)3 ( )4 2 2 2 4 9 1 1 1 6 ( ) ( )3 ( )(3 ) 3 8 2 20 2 5 6 1 8 6 (17) 1 (17) 7 21 1 9 2 ( )( ) (84) 10 (3) 2 7 9 7 7 82 3 (3)3 ( )42 6 6 7