1、北师大版七年级数学上册有理数计算题精选 73 1 6 1 1 5 1 ( ) ( )3 ( )(3 ) 3 4 2 24 4 3 1 9 6 1 (19) 1 (19) 5 10 3 7 4 ( )( ) (48) 2 (60) 4 5 7 8 8 16 7 (3)2 ( )18 9 9 2 3 12 1 1 5 4 ( ) ( )3 ( )(2 ) 2 6 2 60 6 5 10 1 7 2 (19) 5 (19) 9 27 3 7 2 ( )( ) (66) 14 (30) 2 5 7 1 1 13 6 (1)2 ( )18 2 2 9 1 18 1 1 1 2 ( ) ( )2 ( )(
2、5 ) 3 8 3 12 2 3 1 1 4 6 (18) 3 (18) 3 9 5 9 4 ( )( ) (30) 6 (57) 4 7 9 5 7 35 2 (3)3 ( )12 6 6 2 1 6 1 1 1 1 ( ) ( )2 ( )(5 ) 2 5 2 36 6 3 10 17 9 8 (8) 7 (8) 9 18 1 7 2 ( )( ) (18) 8 (24) 2 5 7 3 1 93 2 (2)3 ( )16 2 2 8 1 14 1 1 3 6 ( ) ( )2 ( )(6 ) 2 6 2 20 2 5 1 1 5 6 (4) 4 (4) 3 6 1 9 6 ( )( )
3、(42) 20 (36) 6 7 9 1 1 43 7 (3)2 ( )21 7 7 3 3 14 2 1 3 1 ( ) ( )3 ( )(5 ) 2 6 3 24 4 3 9 1 2 8 (16) 2 (16) 8 24 7 9 8 ( )( ) (42) 6 (24) 8 7 9 5 3 54 3 (3)3 ( )16 4 4 4 3 16 1 1 5 1 ( ) ( )2 ( )(5 ) 2 6 2 36 6 3 7 17 7 9 (15) 5 (15) 6 18 5 9 4 ( )( ) (84) 8 (57) 4 7 9 7 1 46 9 (1)3 ( )30 6 6 5 4 21
4、 2 1 1 1 ( ) ( )3 ( )(6 ) 3 16 3 60 6 5 1 13 2 4 (19) 1 (19) 4 12 5 5 6 ( )( ) (102) 10 (60) 6 3 5 3 5 99 3 (2)3 ( )32 4 4 8 1 8 1 1 5 2 ( ) ( )3 ( )(5 ) 2 3 2 24 4 3 1 20 2 4 (17) 9 (17) 7 21 9 9 8 ( )( ) (42) 2 (15) 8 7 9 1 5 13 2 (1)2 ( )48 6 6 8 2 18 2 1 1 6 ( ) ( )2 ( )(3 ) 3 18 3 20 2 5 1 1 2
5、8 (16) 7 (16) 2 6 7 5 6 ( )( ) (96) 4 (45) 6 3 5 1 1 105 6 (2)3 ( )54 6 6 9 4 21 1 1 1 4 ( ) ( )3 ( )(4 ) 3 24 2 40 4 5 6 1 1 5 (9) 3 (9) 7 14 7 5 8 ( )( ) (18) 12 (9) 8 3 5 4 4 44 8 (1)2 ( )15 3 3 5 3 2 1 1 1 4 ( ) ( )2 ( )(4 ) 2 9 2 20 2 5 3 1 7 9 (3) 8 (3) 2 6 7 9 6 ( )( ) (108) 4 (42) 6 7 9 1 1
6、16 1 (1)3 ( )12 2 2 6 3 4 2 1 3 4 ( ) ( )3 ( )(2 ) 2 12 3 12 2 3 3 5 9 3 (11) 5 (11) 2 6 9 7 8 ( )( ) (60) 8 (42) 8 5 7 4 6 96 1 (1)3 ( )40 5 5 8 1 6 1 1 1 1 ( ) ( )3 ( )(6 ) 2 6 3 60 6 5 5 11 1 1 (6) 6 (6) 6 12 1 9 8 ( )( ) (36) 14 (36) 8 7 9 1 7 82 5 (2)3 ( )56 8 8 7 3 10 1 1 3 1 ( ) ( )2 ( )(2 )
7、2 21 3 20 2 5 3 5 2 2 (7) 1 (7) 2 4 5 5 4 ( )( ) (54) 14 (18) 4 3 5 1 1 14 2 (2)3 ( )16 2 2 8 4 6 1 1 5 1 ( ) ( )3 ( )(5 ) 3 12 2 24 4 3 2 8 1 4 (7) 5 (7) 3 9 3 7 2 ( )( ) (78) 4 (42) 2 5 7 2 4 18 9 (1)3 ( )6 3 3 2 1 4 1 1 7 1 ( ) ( )3 ( )(3 ) 2 4 2 60 6 5 6 20 6 7 (13) 4 (13) 7 21 3 5 2 ( )( ) (18)
8、 4 (42) 2 3 5 4 1 37 3 (3)2 ( )20 5 5 4 1 14 2 1 5 4 ( ) ( )3 ( )(5 ) 2 6 3 36 6 3 3 5 4 6 (8) 3 (8) 2 4 7 5 8 ( )( ) (120) 18 (6) 8 3 5 1 1 87 5 (2)2 ( )56 8 8 7 1 10 1 1 3 1 ( ) ( )2 ( )(5 ) 2 5 3 40 4 5 1 11 1 5 (14) 1 (14) 6 12 9 7 8 ( )( ) (78) 20 (45) 8 5 7 6 6 76 3 (3)2 ( )30 5 5 6 3 16 1 1 1
9、 2 ( ) ( )2 ( )(2 ) 2 18 2 12 2 3 2 8 5 6 (9) 3 (9) 3 9 9 9 8 ( )( ) (120) 4 (54) 8 7 9 10 10 78 3 (1)3 ( )54 9 9 6 1 12 1 1 1 1 ( ) ( )3 ( )(2 ) 3 8 2 20 2 5 4 5 1 6 (8) 7 (8) 3 6 1 9 8 ( )( ) (90) 12 (18) 8 7 9 6 1 84 4 (3)2 ( )45 5 5 9 2 3 1 1 3 2 ( ) ( )2 ( )(2 ) 3 10 2 12 2 3 4 10 8 2 (17) 8 (1
10、7) 3 9 1 9 2 ( )( ) (30) 4 (57) 2 7 9 3 5 14 2 (2)2 ( )12 4 4 3 3 6 1 1 7 1 ( ) ( )3 ( )(5 ) 2 21 2 60 6 5 8 1 3 7 (20) 6 (20) 9 27 1 7 2 ( )( ) (6) 18 (36) 2 5 7 4 6 93 5 (3)3 ( )40 5 5 8 2 6 2 1 1 1 ( ) ( )3 ( )(2 ) 3 14 3 12 2 3 1 17 6 8 (8) 3 (8) 9 18 1 9 2 ( )( ) (12) 18 (36) 2 7 9 1 5 15 9 (2)2 ( )18 6 6 3 1 9 1 1 1 6 ( ) ( )2 ( )(5 ) 3 9 2 60 6 5 1 14 3 1 (1) 5 (1) 5 15
