北师大版七年级数学上册有理数计算题大全 51.docx

1、北师大版七年级数学上册有理数计算题大全 51 1 1 1 7 (14) 7 (14) 4 8 1 2 4 ( )( ) (42) 4 (30) 2 3 2 1 5 19 5 (3)3 ( )36 4 4 9 4 27 4 1 1 6 ( ) ( )3 ( )(4 ) 3 16 3 20 2 5 1 13 2 5 (19) 2 (19) 7 14 1 2 8 ( )( ) (54) 4 (24) 4 3 2 1 1 32 1 (2)2 ( )24 6 6 4 1 6 1 1 7 1 ( ) ( )3 ( )(3 ) 2 9 3 60 6 5 1 1 1 7 (5) 3 (5) 2 4 1 2 8

2、 ( )( ) (120) 4 (36) 4 3 2 1 5 14 3 (1)2 ( )36 4 4 9 1 9 1 1 3 1 ( ) ( )2 ( )(3 ) 3 9 2 20 2 5 1 14 9 4 (15) 8 (15) 5 15 3 6 4 ( )( ) (54) 14 (9) 2 7 6 6 1 18 8 (1)2 ( )40 5 5 8 4 21 3 1 1 2 ( ) ( )2 ( )(4 ) 3 8 2 24 4 3 4 1 3 6 (1) 9 (1) 3 6 3 2 8 ( )( ) (48) 10 (12) 4 3 2 6 6 19 6 (2)2 ( )15 5 5 3

3、 4 9 2 1 7 4 ( ) ( )2 ( )(3 ) 3 20 3 60 6 5 4 1 4 5 (6) 2 (6) 3 6 7 4 16 ( )( ) (90) 16 (36) 8 5 4 9 1 19 7 (3)2 ( )24 8 8 3 4 9 1 1 1 1 ( ) ( )2 ( )(2 ) 3 36 2 60 6 5 5 1 1 9 (10) 7 (10) 6 12 1 6 4 ( )( ) (90) 4 (60) 2 7 6 7 5 12 3 (1)3 ( )42 6 6 7 1 8 4 1 3 6 ( ) ( )2 ( )(4 ) 2 3 3 40 4 5 5 13 1 8

4、 (6) 7 (6) 6 12 7 6 12 ( )( ) (90) 8 (54) 6 7 6 2 4 38 7 (1)3 ( )12 3 3 4 1 16 1 1 7 4 ( ) ( )3 ( )(4 ) 2 9 2 60 6 5 1 5 5 5 (9) 1 (9) 3 6 5 4 12 ( )( ) (6) 10 (15) 6 5 4 1 3 16 2 (3)3 ( )28 4 4 7 1 4 1 1 3 1 ( ) ( )3 ( )(4 ) 2 4 2 24 4 3 1 1 8 5 (19) 5 (19) 2 6 9 4 16 ( )( ) (54) 10 (48) 8 5 4 1 2

5、107 7 (1)2 ( )27 3 3 9 2 3 1 1 5 1 ( ) ( )3 ( )(3 ) 3 6 3 36 6 3 6 1 2 6 (9) 1 (9) 5 15 9 6 16 ( )( ) (102) 10 (42) 8 7 6 7 1 62 5 (1)3 ( )42 6 6 7 1 9 2 1 5 1 ( ) ( )3 ( )(2 ) 3 5 3 24 4 3 1 26 1 3 (9) 9 (9) 9 27 5 2 8 ( )( ) (96) 12 (39) 4 3 2 6 1 18 5 (3)3 ( )28 7 7 4 1 6 3 1 3 1 ( ) ( )2 ( )(3 )

6、 2 3 2 12 2 3 2 1 2 8 (13) 9 (13) 3 9 1 2 12 ( )( ) (84) 16 (36) 6 3 2 6 8 89 7 (2)2 ( )49 7 7 7 3 12 1 1 5 4 ( ) ( )2 ( )(3 ) 2 15 2 60 6 5 1 1 3 3 (10) 1 (10) 9 27 3 4 4 ( )( ) (36) 20 (24) 2 5 4 1 4 22 8 (2)3 ( )15 5 5 3 4 27 1 1 1 1 ( ) ( )3 ( )(4 ) 3 24 3 20 2 5 1 1 4 3 (18) 8 (18) 8 24 1 4 4 (

7、 )( ) (90) 6 (9) 2 5 4 1 7 76 3 (3)2 ( )48 6 6 8 2 3 1 1 5 6 ( ) ( )3 ( )(4 ) 3 18 2 60 6 5 10 26 3 1 (17) 4 (17) 9 27 9 2 16 ( )( ) (42) 8 (39) 8 3 2 1 4 16 5 (3)2 ( )15 3 3 5 3 14 3 1 1 2 ( ) ( )3 ( )(5 ) 2 21 2 24 4 3 5 1 3 2 (19) 7 (19) 6 18 5 2 8 ( )( ) (78) 2 (21) 4 3 2 1 1 58 1 (2)3 ( )12 2 2

8、 6 3 8 2 1 1 6 ( ) ( )2 ( )(5 ) 2 21 3 60 6 5 9 1 2 4 (5) 8 (5) 8 24 7 4 16 ( )( ) (30) 2 (12) 8 5 4 1 4 46 9 (1)3 ( )15 5 5 3 2 21 4 1 1 4 ( ) ( )2 ( )(3 ) 3 8 3 24 4 3 6 1 2 1 (12) 9 (12) 7 21 3 2 8 ( )( ) (120) 12 (21) 4 3 2 6 6 13 8 (1)2 ( )56 7 7 8 2 15 1 1 1 1 ( ) ( )2 ( )(2 ) 3 12 2 12 2 3 4

9、1 8 2 (15) 4 (15) 5 15 3 6 8 ( )( ) (12) 10 (45) 4 7 6 6 8 19 3 (1)3 ( )56 7 7 8 4 24 1 1 1 1 ( ) ( )2 ( )(4 ) 3 16 2 20 2 5 1 1 3 8 (6) 8 (6) 4 8 1 2 12 ( )( ) (54) 16 (30) 6 3 2 1 4 15 4 (2)2 ( )45 5 5 9 1 18 1 1 5 4 ( ) ( )2 ( )(6 ) 2 3 3 40 4 5 1 13 1 9 (8) 6 (8) 4 12 1 2 12 ( )( ) (96) 6 (12) 6

10、 3 2 1 6 13 4 (3)3 ( )21 7 7 3 1 21 4 1 7 6 ( ) ( )2 ( )(2 ) 3 9 3 60 6 5 5 17 1 9 (7) 6 (7) 6 18 5 6 8 ( )( ) (102) 6 (36) 4 7 6 3 1 72 1 (3)2 ( )24 4 4 6 3 6 3 1 5 1 ( ) ( )3 ( )(5 ) 2 18 2 60 6 5 10 26 3 2 (6) 8 (6) 9 27 1 6 8 ( )( ) (66) 16 (60) 4 7 6 6 8 17 2 (3)2 ( )14 7 7 2 1 12 4 1 3 4 ( ) ( )3 ( )(3 ) 2 6 3 40 4 5 10 19 6 9 (19) 3 (19) 9 18 9 4 16 ( )( ) (18) 8 (36) 8 5 4