1、北师大版七年级数学上册有理数计算题精选 111 9 5 8 ( )( ) (36) 16 (15) 8 3 5 1 9 75 1 (2)3 ( )64 8 8 8 3 12 1 1 1 4 ( ) ( )2 ( )(6 ) 2 12 2 40 4 5 9 25 1 2 (5) 6 (5) 8 24 1 7 4 ( )( ) (102) 20 (33) 4 5 7 2 2 78 9 (2)2 ( )24 3 3 8 1 10 1 1 5 1 ( ) ( )3 ( )(3 ) 2 6 3 24 4 3 6 11 5 6 (14) 6 (14) 5 10 5 5 4 ( )( ) (120) 10
2、(24) 4 3 5 1 1 18 4 (1)3 ( )16 2 2 8 4 9 1 1 7 6 ( ) ( )2 ( )(5 ) 3 32 2 60 6 5 3 5 7 6 (11) 3 (11) 2 6 1 5 4 ( )( ) (6) 4 (57) 4 3 5 3 1 47 4 (3)3 ( )6 2 2 3 1 27 1 1 7 2 ( ) ( )2 ( )(2 ) 3 7 2 36 6 3 6 14 7 5 (20) 5 (20) 5 15 5 9 6 ( )( ) (102) 20 (39) 6 7 9 5 5 12 4 (3)2 ( )42 6 6 7 3 8 1 1 3 1 (
3、 ) ( )3 ( )(6 ) 2 21 2 24 4 3 1 5 3 5 (18) 7 (18) 3 6 1 5 2 ( )( ) (6) 14 (45) 2 3 5 7 1 17 4 (2)3 ( )72 8 8 9 1 27 1 1 3 6 ( ) ( )2 ( )(4 ) 3 3 2 20 2 5 1 28 6 8 (4) 9 (4) 9 27 1 7 4 ( )( ) (12) 14 (33) 4 5 7 3 5 15 9 (2)3 ( )12 4 4 3 2 24 1 1 1 6 ( ) ( )2 ( )(4 ) 3 4 2 40 4 5 1 5 8 1 (4) 5 (4) 2 4
4、 5 5 4 ( )( ) (108) 20 (12) 4 3 5 1 10 17 4 (1)3 ( )81 9 9 9 1 15 1 1 7 4 ( ) ( )2 ( )(5 ) 3 9 2 36 6 3 1 17 2 9 (20) 6 (20) 8 16 5 7 4 ( )( ) (30) 16 (48) 4 5 7 4 4 39 3 (2)3 ( )20 5 5 4 1 8 1 1 3 2 ( ) ( )3 ( )(4 ) 2 7 2 24 4 3 1 1 6 7 (3) 8 (3) 6 12 5 7 6 ( )( ) (60) 12 (51) 6 5 7 1 1 44 7 (2)3 (
5、 )27 9 9 3 1 8 1 1 1 6 ( ) ( )2 ( )(3 ) 2 5 2 20 2 5 6 13 6 2 (8) 8 (8) 7 14 1 7 8 ( )( ) (72) 18 (3) 8 5 7 1 7 14 9 (2)2 ( )64 8 8 8 1 12 1 1 5 1 ( ) ( )2 ( )(3 ) 2 8 2 40 4 5 8 1 6 1 (10) 3 (10) 7 14 5 5 4 ( )( ) (36) 10 (45) 4 3 5 1 1 75 5 (2)3 ( )24 4 4 6 2 27 2 1 1 2 ( ) ( )3 ( )(4 ) 3 18 3 24
6、4 3 5 1 3 8 (13) 8 (13) 4 12 7 5 8 ( )( ) (60) 4 (51) 8 3 5 8 8 19 8 (3)2 ( )14 7 7 2 1 15 1 1 1 6 ( ) ( )3 ( )(5 ) 3 3 2 60 6 5 1 3 1 6 (5) 1 (5) 2 4 1 7 2 ( )( ) (30) 4 (3) 2 5 7 9 1 14 6 (1)2 ( )16 8 8 2 1 18 1 1 3 1 ( ) ( )3 ( )(4 ) 2 3 2 12 2 3 7 15 9 6 (8) 9 (8) 8 16 3 9 2 ( )( ) (120) 2 (57)
7、2 7 9 1 10 12 3 (3)2 ( )18 9 9 2 3 6 1 1 3 4 ( ) ( )2 ( )(4 ) 2 6 2 24 4 3 3 1 4 6 (7) 5 (7) 2 4 1 9 2 ( )( ) (114) 14 (48) 2 7 9 8 10 104 1 (1)2 ( )81 9 9 9 2 6 1 1 1 6 ( ) ( )2 ( )(4 ) 3 10 2 40 4 5 5 1 7 4 (5) 8 (5) 6 12 5 9 4 ( )( ) (66) 12 (21) 4 7 9 1 3 18 7 (1)3 ( )12 4 4 3 4 9 2 1 1 2 ( ) (
8、)2 ( )(4 ) 3 12 3 24 4 3 1 13 7 8 (3) 6 (3) 6 12 7 7 6 ( )( ) (12) 8 (6) 6 5 7 10 8 16 8 (3)3 ( )72 9 9 8 3 8 1 1 1 4 ( ) ( )2 ( )(3 ) 2 18 2 40 4 5 8 22 2 8 (15) 6 (15) 7 21 9 5 8 ( )( ) (102) 14 (15) 8 3 5 1 1 99 2 (3)2 ( )16 2 2 8 1 2 1 1 1 4 ( ) ( )2 ( )(2 ) 2 5 2 24 4 3 1 19 8 6 (11) 4 (11) 6 1
9、8 1 7 8 ( )( ) (108) 12 (30) 8 5 7 8 1 57 9 (1)3 ( )42 7 7 6 4 18 1 1 7 4 ( ) ( )3 ( )(5 ) 3 16 3 36 6 3 10 1 8 4 (9) 8 (9) 9 27 5 7 6 ( )( ) (18) 10 (18) 6 5 7 3 1 17 8 (1)2 ( )8 2 2 4 4 15 1 1 7 4 ( ) ( )2 ( )(4 ) 3 28 2 60 6 5 5 1 7 8 (14) 3 (14) 4 12 1 5 2 ( )( ) (96) 16 (33) 2 3 5 9 1 15 8 (2)2
10、 ( )16 8 8 2 2 3 2 1 1 1 ( ) ( )2 ( )(2 ) 3 16 3 40 4 5 7 17 6 9 (18) 2 (18) 6 18 1 5 8 ( )( ) (48) 18 (12) 8 3 5 10 8 13 7 (1)2 ( )18 9 9 2 3 10 1 1 3 4 ( ) ( )2 ( )(6 ) 2 6 2 40 4 5 1 10 8 1 (15) 1 (15) 3 9 3 9 2 ( )( ) (120) 6 (33) 2 7 9 3 3 35 6 (3)2 ( )8 2 2 4 1 6 1 1 3 4 ( ) ( )2 ( )(3 ) 3 4 2 24 4 3 6 11 2 7 (10) 1 (10) 5 10 5 9 4 ( )( ) (78) 14 (9) 4 7 9 1 3 12 3 (3)3 ( )28