七年级数学上册有理数计算题专项训练 65.docx

1、七年级数学上册有理数计算题专项训练 65 5 2 12 ( )( ) (18) 18 (51) 6 3 2 3 3 14 6 (2)3 ( )16 4 4 4 1 9 4 1 7 4 ( ) ( )2 ( )(5 ) 3 7 3 36 6 3 1 9 7 1 (5) 3 (5) 5 10 1 2 16 ( )( ) (84) 6 (54) 8 3 2 4 1 12 6 (3)2 ( )18 3 3 6 2 3 1 1 1 1 ( ) ( )2 ( )(4 ) 3 14 2 40 4 5 1 26 4 4 (9) 9 (9) 9 27 7 4 12 ( )( ) (12) 18 (60) 6 5

2、 4 8 8 43 2 (2)3 ( )35 7 7 5 1 12 2 1 5 1 ( ) ( )2 ( )(5 ) 2 3 3 36 6 3 9 1 2 2 (19) 9 (19) 8 16 1 2 4 ( )( ) (36) 8 (30) 2 3 2 7 9 14 2 (2)3 ( )16 8 8 2 4 21 2 1 1 1 ( ) ( )3 ( )(2 ) 3 16 3 12 2 3 6 1 6 8 (13) 1 (13) 5 15 1 6 4 ( )( ) (48) 4 (57) 2 7 6 7 5 15 3 (1)3 ( )42 6 6 7 4 6 1 1 7 4 ( ) ( )2

3、 ( )(6 ) 3 12 2 36 6 3 2 10 8 8 (2) 6 (2) 3 9 3 6 4 ( )( ) (60) 14 (33) 2 7 6 5 3 87 6 (1)2 ( )36 4 4 9 1 2 1 1 7 6 ( ) ( )2 ( )(3 ) 2 2 2 60 6 5 3 5 8 8 (3) 5 (3) 2 6 9 6 16 ( )( ) (96) 18 (27) 8 7 6 6 8 33 4 (3)2 ( )28 7 7 4 1 12 2 1 7 1 ( ) ( )3 ( )(2 ) 3 6 3 36 6 3 6 14 3 1 (15) 2 (15) 5 15 1 6

4、4 ( )( ) (30) 8 (6) 2 7 6 1 8 12 9 (2)3 ( )36 9 9 4 1 16 4 1 1 1 ( ) ( )3 ( )(3 ) 2 7 3 20 2 5 3 7 9 8 (11) 6 (11) 2 6 7 2 12 ( )( ) (54) 20 (12) 6 3 2 1 1 108 7 (1)2 ( )81 9 9 9 1 10 3 1 5 2 ( ) ( )3 ( )(5 ) 2 8 2 24 4 3 4 5 5 2 (12) 3 (12) 3 6 5 4 12 ( )( ) (36) 20 (27) 6 5 4 1 1 18 3 (1)2 ( )21 3

5、 3 7 3 10 3 1 7 6 ( ) ( )2 ( )(6 ) 2 6 2 60 6 5 7 1 8 5 (19) 5 (19) 8 24 5 2 8 ( )( ) (48) 8 (45) 4 3 2 9 9 17 5 (2)2 ( )56 8 8 7 4 3 1 1 1 4 ( ) ( )3 ( )(3 ) 3 16 2 60 6 5 3 13 9 4 (15) 9 (15) 4 12 1 6 16 ( )( ) (6) 14 (6) 8 7 6 1 3 16 1 (1)2 ( )8 4 4 2 1 4 2 1 7 4 ( ) ( )3 ( )(2 ) 2 5 3 36 6 3 5 1

6、 4 3 (1) 8 (1) 4 8 1 2 8 ( )( ) (108) 4 (3) 4 3 2 1 1 18 1 (2)3 ( )10 5 5 2 3 6 4 1 1 1 ( ) ( )3 ( )(5 ) 2 18 3 36 6 3 6 13 3 4 (7) 5 (7) 7 14 9 4 16 ( )( ) (12) 8 (36) 8 5 4 5 7 68 4 (2)3 ( )42 6 6 7 3 18 1 1 1 1 ( ) ( )3 ( )(6 ) 2 24 2 60 6 5 10 26 1 9 (20) 3 (20) 9 27 3 2 8 ( )( ) (48) 12 (57) 4

7、3 2 5 1 39 8 (1)3 ( )8 4 4 2 3 18 1 1 1 6 ( ) ( )2 ( )(4 ) 2 9 2 20 2 5 1 1 9 4 (19) 4 (19) 5 10 1 4 16 ( )( ) (108) 16 (3) 8 5 4 6 4 43 8 (3)2 ( )15 5 5 3 4 9 3 1 5 1 ( ) ( )3 ( )(6 ) 3 16 2 24 4 3 2 5 7 7 (11) 1 (11) 3 6 1 2 8 ( )( ) (102) 2 (60) 4 3 2 1 3 99 2 (1)3 ( )16 2 2 8 1 4 3 1 1 4 ( ) ( )

8、2 ( )(3 ) 2 8 2 12 2 3 1 3 2 5 (8) 7 (8) 2 4 9 2 16 ( )( ) (108) 12 (33) 8 3 2 7 1 84 5 (1)3 ( )54 6 6 9 1 4 4 1 3 6 ( ) ( )2 ( )(4 ) 2 2 3 20 2 5 1 7 2 1 (18) 9 (18) 3 6 5 4 8 ( )( ) (72) 20 (36) 4 5 4 6 1 65 5 (3)3 ( )25 5 5 5 1 18 2 1 5 2 ( ) ( )2 ( )(5 ) 2 2 3 24 4 3 6 1 8 5 (4) 8 (4) 7 21 3 6 8

9、 ( )( ) (54) 20 (45) 4 7 6 8 1 68 7 (1)3 ( )45 9 9 5 2 6 1 1 1 6 ( ) ( )2 ( )(5 ) 3 10 2 20 2 5 1 1 9 2 (16) 5 (16) 6 12 7 2 16 ( )( ) (12) 6 (21) 8 3 2 3 1 74 1 (2)3 ( )24 4 4 6 1 4 3 1 7 4 ( ) ( )3 ( )(2 ) 2 6 2 60 6 5 5 1 1 5 (10) 1 (10) 4 12 9 4 16 ( )( ) (78) 16 (9) 8 5 4 4 6 78 9 (1)2 ( )30 5

10、5 6 1 12 1 1 1 6 ( ) ( )3 ( )(2 ) 2 4 3 20 2 5 1 19 5 9 (7) 8 (7) 9 18 1 4 4 ( )( ) (72) 14 (3) 2 5 4 1 1 49 9 (2)3 ( )10 2 2 5 1 12 1 1 1 2 ( ) ( )2 ( )(5 ) 2 5 2 12 2 3 8 1 3 5 (19) 4 (19) 9 27 3 4 4 ( )( ) (30) 6 (51) 2 5 4 1 4 66 1 (1)2 ( )35 5 5 7 3 18 4 1 3 4 ( ) ( )2 ( )(4 ) 2 9 3 20 2 5 1 26 8 5 (12) 8 (12) 9 27 7 4 16 ( )( ) (60) 10 (36) 8 5 4 9 1 14 6 (1)3 ( )48 8 8 6