七年级数学上册有理数计算题专项训练 54.docx

1、七年级数学上册有理数计算题专项训练 54 1 24 3 1 5 1 ( ) ( )2 ( )(3 ) 3 2 2 24 4 3 4 11 6 9 (2) 7 (2) 5 10 3 6 8 ( )( ) (54) 2 (30) 4 7 6 2 1 79 9 (3)2 ( )18 3 3 6 4 3 2 1 1 2 ( ) ( )2 ( )(5 ) 3 32 3 36 6 3 1 11 2 5 (4) 9 (4) 5 10 5 2 12 ( )( ) (96) 18 (24) 6 3 2 8 8 12 4 (2)2 ( )35 7 7 5 2 15 1 1 3 2 ( ) ( )3 ( )(5 )

2、 3 6 2 12 2 3 1 11 8 8 (15) 8 (15) 6 12 5 4 8 ( )( ) (6) 6 (39) 4 5 4 5 5 16 8 (2)2 ( )8 4 4 2 2 18 1 1 3 4 ( ) ( )3 ( )(2 ) 3 14 3 40 4 5 7 19 2 3 (7) 7 (7) 6 18 1 2 4 ( )( ) (30) 18 (48) 2 3 2 3 1 108 9 (1)2 ( )18 2 2 9 3 10 3 1 1 1 ( ) ( )2 ( )(6 ) 2 15 2 60 6 5 6 16 9 8 (16) 5 (16) 5 15 1 2 12 (

3、 )( ) (114) 4 (9) 6 3 2 8 8 68 9 (2)2 ( )63 9 9 7 2 9 1 1 3 4 ( ) ( )2 ( )(6 ) 3 10 2 40 4 5 3 5 8 6 (4) 6 (4) 2 6 7 2 16 ( )( ) (24) 14 (60) 8 3 2 1 1 95 6 (1)3 ( )16 2 2 8 1 18 1 1 7 6 ( ) ( )3 ( )(4 ) 3 6 2 60 6 5 1 17 5 3 (3) 8 (3) 8 16 1 4 16 ( )( ) (84) 10 (21) 8 5 4 5 1 12 4 (1)3 ( )8 4 4 2 2

4、 3 4 1 1 4 ( ) ( )3 ( )(4 ) 3 6 3 20 2 5 4 16 2 7 (19) 3 (19) 5 15 1 2 12 ( )( ) (54) 12 (12) 6 3 2 6 8 57 8 (1)3 ( )28 7 7 4 1 18 1 1 1 2 ( ) ( )3 ( )(4 ) 2 6 2 12 2 3 5 17 2 7 (2) 9 (2) 6 18 5 2 12 ( )( ) (36) 16 (21) 6 3 2 10 10 88 5 (2)3 ( )81 9 9 9 3 12 4 1 3 4 ( ) ( )2 ( )(6 ) 2 27 3 40 4 5 4

5、11 8 1 (18) 3 (18) 5 10 9 2 16 ( )( ) (84) 20 (33) 8 3 2 5 1 39 9 (2)2 ( )24 6 6 4 1 2 1 1 1 1 ( ) ( )3 ( )(5 ) 2 5 2 12 2 3 5 1 9 6 (13) 4 (13) 4 12 5 2 12 ( )( ) (42) 8 (51) 6 3 2 5 3 103 3 (1)3 ( )36 4 4 9 1 4 1 1 5 2 ( ) ( )3 ( )(3 ) 2 4 2 24 4 3 1 1 6 6 (5) 1 (5) 8 16 1 4 12 ( )( ) (24) 6 (12)

6、6 5 4 1 10 15 4 (3)3 ( )63 9 9 7 2 18 4 1 1 1 ( ) ( )3 ( )(3 ) 3 8 3 24 4 3 7 19 3 1 (18) 8 (18) 6 18 1 6 12 ( )( ) (18) 6 (60) 6 7 6 6 4 36 2 (3)3 ( )10 5 5 2 1 9 4 1 5 1 ( ) ( )2 ( )(5 ) 3 5 3 60 6 5 10 26 1 3 (19) 1 (19) 9 27 1 6 12 ( )( ) (42) 18 (42) 6 7 6 10 1 18 2 (3)2 ( )45 9 9 5 2 15 2 1 3

7、2 ( ) ( )2 ( )(3 ) 3 16 3 12 2 3 8 22 3 5 (10) 1 (10) 7 21 3 4 8 ( )( ) (78) 8 (21) 4 5 4 10 8 18 7 (3)3 ( )45 9 9 5 3 2 1 1 1 4 ( ) ( )3 ( )(2 ) 2 12 3 36 6 3 3 7 3 2 (1) 9 (1) 2 6 7 6 16 ( )( ) (24) 8 (60) 8 7 6 6 6 19 5 (1)2 ( )40 5 5 8 4 24 1 1 1 4 ( ) ( )3 ( )(5 ) 3 8 2 20 2 5 9 1 8 3 (5) 8 (5)

8、 8 24 1 2 8 ( )( ) (114) 2 (21) 4 3 2 1 1 78 8 (2)2 ( )40 5 5 8 1 12 2 1 5 1 ( ) ( )3 ( )(6 ) 2 7 3 40 4 5 9 1 5 2 (2) 3 (2) 8 24 7 2 12 ( )( ) (90) 8 (21) 6 3 2 1 6 56 9 (1)2 ( )42 7 7 6 1 6 4 1 1 2 ( ) ( )2 ( )(3 ) 2 3 3 24 4 3 1 1 8 2 (16) 8 (16) 8 16 5 6 8 ( )( ) (12) 10 (21) 4 7 6 3 1 17 4 (2)2

9、 ( )4 2 2 2 4 9 2 1 5 4 ( ) ( )2 ( )(5 ) 3 28 3 36 6 3 5 1 3 5 (3) 6 (3) 4 12 1 6 8 ( )( ) (24) 2 (57) 4 7 6 4 6 14 6 (3)2 ( )35 5 5 7 1 3 3 1 5 4 ( ) ( )3 ( )(6 ) 3 3 2 24 4 3 1 9 1 6 (10) 7 (10) 5 10 7 4 12 ( )( ) (12) 10 (18) 6 5 4 1 1 107 8 (2)3 ( )27 3 3 9 1 6 2 1 1 4 ( ) ( )3 ( )(3 ) 2 4 3 24

10、4 3 1 1 7 9 (5) 9 (5) 3 6 1 6 12 ( )( ) (96) 4 (15) 6 7 6 1 1 88 9 (1)2 ( )14 2 2 7 3 4 2 1 1 1 ( ) ( )2 ( )(3 ) 2 18 3 60 6 5 4 14 9 1 (5) 4 (5) 5 15 5 2 8 ( )( ) (36) 14 (9) 4 3 2 8 8 16 2 (1)3 ( )56 7 7 8 1 4 2 1 1 4 ( ) ( )2 ( )(4 ) 2 7 3 60 6 5 1 11 7 5 (5) 1 (5) 5 10 7 6 16 ( )( ) (24) 20 (45) 8 7 6 4 4 13 9 (3)3 ( )25 5 5 5 1 8 4 1 3 1 ( ) ( )3 ( )(5 ) 2 3 3 20 2 5 8 13 1 4 (13) 3 (13) 7 1