七年级数学上册有理数计算强烈推荐 123.docx

1、七年级数学上册有理数计算强烈推荐 123 1 7 4 3 (6) 2 (6) 2 6 1 2 16 ( )( ) (84) 14 (42) 8 3 2 1 1 18 6 (1)3 ( )8 2 2 4 1 18 3 1 1 6 ( ) ( )3 ( )(2 ) 2 8 2 60 6 5 3 11 2 9 (13) 8 (13) 4 12 1 2 4 ( )( ) (102) 10 (9) 2 3 2 3 5 47 2 (1)2 ( )20 4 4 5 1 9 4 1 3 1 ( ) ( )3 ( )(6 ) 3 5 3 24 4 3 8 20 9 8 (16) 1 (16) 7 21 1 6

2、4 ( )( ) (30) 16 (9) 2 7 6 7 7 14 4 (1)3 ( )54 6 6 9 2 27 2 1 1 4 ( ) ( )2 ( )(3 ) 3 6 3 20 2 5 1 5 8 9 (4) 6 (4) 2 4 7 6 16 ( )( ) (90) 12 (9) 8 7 6 1 1 95 2 (2)3 ( )16 2 2 8 4 6 1 1 3 4 ( ) ( )2 ( )(3 ) 3 32 3 40 4 5 10 1 6 9 (14) 3 (14) 9 27 5 6 12 ( )( ) (120) 20 (42) 6 7 6 1 4 16 1 (2)3 ( )45 5

3、 5 9 4 15 1 1 3 2 ( ) ( )3 ( )(5 ) 3 24 2 12 2 3 10 1 7 1 (7) 8 (7) 9 18 9 6 16 ( )( ) (36) 10 (45) 8 7 6 1 5 18 2 (2)2 ( )32 4 4 8 1 9 1 1 3 1 ( ) ( )3 ( )(2 ) 3 8 3 24 4 3 9 15 5 3 (18) 9 (18) 8 16 1 6 16 ( )( ) (30) 20 (21) 8 7 6 3 1 77 9 (3)3 ( )24 4 4 6 2 9 1 1 7 2 ( ) ( )2 ( )(2 ) 3 6 2 36 6 3

4、 5 11 9 1 (3) 6 (3) 4 12 1 2 8 ( )( ) (90) 10 (51) 4 3 2 3 1 102 4 (1)3 ( )36 4 4 9 1 3 2 1 5 4 ( ) ( )3 ( )(4 ) 3 2 3 36 6 3 4 1 5 4 (10) 4 (10) 5 15 1 4 12 ( )( ) (18) 20 (21) 6 5 4 1 4 17 1 (2)3 ( )30 5 5 6 1 12 1 1 1 4 ( ) ( )2 ( )(2 ) 2 6 3 36 6 3 6 11 3 4 (10) 9 (10) 5 10 1 2 8 ( )( ) (6) 14 (

5、36) 4 3 2 1 3 77 8 (1)2 ( )24 4 4 6 1 10 4 1 3 6 ( ) ( )2 ( )(5 ) 2 7 3 20 2 5 1 3 3 7 (5) 9 (5) 2 4 3 4 4 ( )( ) (54) 10 (48) 2 5 4 2 2 13 7 (3)2 ( )6 3 3 2 3 6 4 1 5 1 ( ) ( )3 ( )(4 ) 2 27 3 24 4 3 1 1 6 9 (5) 3 (5) 3 6 5 2 12 ( )( ) (12) 18 (6) 6 3 2 4 4 23 7 (3)2 ( )15 5 5 3 2 6 4 1 1 1 ( ) ( )

6、2 ( )(4 ) 3 4 3 40 4 5 2 1 8 2 (13) 5 (13) 3 6 7 4 12 ( )( ) (78) 12 (45) 6 5 4 7 1 48 1 (3)3 ( )18 6 6 3 4 15 1 1 1 4 ( ) ( )2 ( )(3 ) 3 16 2 36 6 3 1 11 7 6 (9) 5 (9) 6 12 5 2 8 ( )( ) (30) 4 (36) 4 3 2 7 1 86 4 (1)3 ( )42 6 6 7 2 15 3 1 1 2 ( ) ( )3 ( )(2 ) 3 16 2 12 2 3 1 1 8 5 (14) 3 (14) 8 16

7、7 2 12 ( )( ) (54) 16 (24) 6 3 2 3 1 14 8 (3)2 ( )10 2 2 5 1 6 1 1 3 1 ( ) ( )2 ( )(4 ) 2 6 3 24 4 3 1 3 1 8 (8) 4 (8) 2 4 9 2 16 ( )( ) (12) 14 (45) 8 3 2 1 4 55 5 (2)3 ( )18 3 3 6 1 4 3 1 1 1 ( ) ( )3 ( )(4 ) 2 9 2 60 6 5 8 1 9 1 (17) 4 (17) 9 27 5 2 8 ( )( ) (42) 2 (42) 4 3 2 6 8 32 8 (2)2 ( )14

8、7 7 2 1 12 1 1 5 6 ( ) ( )3 ( )(2 ) 2 5 3 40 4 5 1 1 4 7 (19) 9 (19) 2 4 1 4 4 ( )( ) (114) 14 (9) 2 5 4 4 2 39 4 (3)3 ( )12 3 3 4 3 12 1 1 5 4 ( ) ( )2 ( )(2 ) 2 21 2 24 4 3 4 1 9 8 (3) 2 (3) 3 9 5 6 8 ( )( ) (66) 8 (21) 4 7 6 10 1 53 3 (3)3 ( )54 9 9 6 1 8 3 1 5 1 ( ) ( )3 ( )(6 ) 2 2 2 36 6 3 5 1

9、1 5 3 (9) 9 (9) 4 12 7 6 12 ( )( ) (36) 16 (45) 6 7 6 1 1 39 1 (1)3 ( )18 9 9 2 2 27 4 1 5 1 ( ) ( )3 ( )(2 ) 3 4 3 24 4 3 5 19 9 5 (11) 1 (11) 6 18 7 4 16 ( )( ) (42) 16 (57) 8 5 4 1 7 13 7 (3)2 ( )12 6 6 2 1 6 4 1 3 1 ( ) ( )3 ( )(6 ) 2 3 3 12 2 3 3 5 9 7 (10) 3 (10) 2 6 1 2 12 ( )( ) (24) 2 (48)

10、6 3 2 1 1 84 6 (1)2 ( )81 9 9 9 1 6 1 1 1 6 ( ) ( )3 ( )(4 ) 3 9 2 40 4 5 5 1 3 5 (1) 9 (1) 4 8 5 2 12 ( )( ) (12) 18 (30) 6 3 2 1 1 13 3 (1)3 ( )14 2 2 7 1 16 3 1 7 4 ( ) ( )3 ( )(4 ) 2 3 2 60 6 5 9 23 2 8 (15) 1 (15) 8 24 1 6 12 ( )( ) (90) 4 (18) 6 7 6 1 7 69 6 (1)3 ( )42 6 6 7 3 8 1 1 1 1 ( ) ( )3 ( )(2 ) 2 9 2 20 2 5 5 1 2 3 (17) 5 (17) 4 12 5 2 8 ( )( ) (102) 2 (60) 4 3 2