七年级数学上册有理数计算强烈推荐 6.docx

1、七年级数学上册有理数计算强烈推荐 6 9 23 4 5 (5) 5 (5) 8 24 1 2 4 ( )( ) (102) 18 (15) 2 3 2 1 7 17 8 (3)2 ( )12 6 6 2 2 24 3 1 3 6 ( ) ( )3 ( )(5 ) 3 4 2 40 4 5 1 11 5 1 (19) 4 (19) 6 12 5 2 12 ( )( ) (96) 2 (51) 6 3 2 1 1 18 6 (1)2 ( )14 2 2 7 2 24 1 1 1 4 ( ) ( )3 ( )(5 ) 3 18 2 12 2 3 3 9 3 3 (10) 2 (10) 4 8 7 2

2、 12 ( )( ) (6) 10 (30) 6 3 2 1 1 44 5 (1)2 ( )6 2 2 3 1 8 3 1 5 1 ( ) ( )2 ( )(2 ) 2 3 2 40 4 5 2 10 2 8 (15) 3 (15) 3 9 9 4 16 ( )( ) (102) 8 (9) 8 5 4 5 7 78 8 (2)3 ( )48 6 6 8 2 15 1 1 7 2 ( ) ( )3 ( )(5 ) 3 16 3 36 6 3 8 17 2 7 (16) 8 (16) 9 18 7 2 16 ( )( ) (12) 4 (54) 8 3 2 1 3 86 7 (3)2 ( )14

3、 2 2 7 3 12 3 1 5 4 ( ) ( )2 ( )(2 ) 2 24 2 40 4 5 1 1 3 3 (6) 3 (6) 5 15 1 6 12 ( )( ) (114) 16 (48) 6 7 6 9 9 12 2 (1)2 ( )64 8 8 8 3 12 1 1 1 6 ( ) ( )3 ( )(4 ) 2 6 2 40 4 5 4 8 5 1 (6) 5 (6) 3 9 1 6 4 ( )( ) (48) 16 (54) 2 7 6 5 1 19 9 (1)2 ( )12 6 6 2 1 10 1 1 3 6 ( ) ( )2 ( )(2 ) 2 3 2 20 2 5

4、5 1 6 9 (6) 8 (6) 4 8 1 4 12 ( )( ) (102) 10 (60) 6 5 4 3 1 43 1 (1)2 ( )6 2 2 3 1 8 1 1 1 6 ( ) ( )2 ( )(2 ) 2 2 2 40 4 5 1 9 4 2 (12) 2 (12) 5 10 7 4 12 ( )( ) (48) 14 (15) 6 5 4 8 8 93 5 (3)2 ( )72 9 9 8 1 18 2 1 1 6 ( ) ( )3 ( )(2 ) 2 6 3 20 2 5 1 7 8 1 (11) 3 (11) 3 6 1 4 4 ( )( ) (60) 4 (48) 2

5、 5 4 8 1 18 5 (1)2 ( )72 9 9 8 4 9 3 1 1 2 ( ) ( )2 ( )(2 ) 3 20 2 12 2 3 6 15 7 1 (18) 3 (18) 7 14 7 6 16 ( )( ) (114) 6 (21) 8 7 6 1 3 48 8 (1)2 ( )10 2 2 5 1 14 1 1 1 1 ( ) ( )3 ( )(5 ) 2 6 2 12 2 3 8 1 5 5 (6) 6 (6) 9 18 1 2 16 ( )( ) (54) 4 (27) 8 3 2 1 8 66 1 (2)2 ( )49 7 7 7 3 18 3 1 7 1 ( )

6、( )2 ( )(5 ) 2 12 2 36 6 3 1 1 5 2 (20) 5 (20) 7 21 5 6 12 ( )( ) (96) 6 (60) 6 7 6 2 4 16 1 (1)3 ( )18 3 3 6 4 21 4 1 3 1 ( ) ( )2 ( )(6 ) 3 12 3 24 4 3 1 11 7 8 (13) 5 (13) 4 12 9 2 16 ( )( ) (108) 10 (42) 8 3 2 7 7 16 4 (1)2 ( )32 8 8 4 1 2 3 1 1 1 ( ) ( )3 ( )(5 ) 2 8 2 12 2 3 3 7 2 7 (7) 6 (7)

7、4 8 1 2 12 ( )( ) (54) 20 (57) 6 3 2 6 8 106 8 (2)2 ( )63 7 7 9 1 14 2 1 1 4 ( ) ( )2 ( )(6 ) 2 2 3 20 2 5 1 7 6 8 (12) 9 (12) 4 8 3 6 4 ( )( ) (102) 14 (57) 2 7 6 8 8 89 5 (1)3 ( )81 9 9 9 1 4 3 1 1 4 ( ) ( )2 ( )(6 ) 2 6 2 60 6 5 1 20 7 7 (5) 2 (5) 7 21 1 6 4 ( )( ) (12) 6 (15) 2 7 6 10 8 62 5 (3)

8、2 ( )45 9 9 5 1 10 1 1 5 4 ( ) ( )3 ( )(6 ) 2 3 2 36 6 3 3 1 2 2 (16) 3 (16) 4 8 9 2 16 ( )( ) (96) 14 (3) 8 3 2 1 1 47 7 (3)2 ( )10 2 2 5 1 2 4 1 5 2 ( ) ( )3 ( )(6 ) 2 5 3 24 4 3 1 1 5 2 (5) 7 (5) 4 8 5 4 8 ( )( ) (120) 16 (27) 4 5 4 7 5 55 6 (1)2 ( )36 6 6 6 2 24 2 1 1 6 ( ) ( )3 ( )(4 ) 3 18 3 4

9、0 4 5 1 9 3 1 (8) 3 (8) 5 10 1 4 12 ( )( ) (108) 6 (42) 6 5 4 7 7 38 1 (2)2 ( )12 6 6 2 1 4 1 1 1 4 ( ) ( )2 ( )(5 ) 2 5 2 12 2 3 1 1 3 8 (9) 7 (9) 5 15 3 6 8 ( )( ) (36) 20 (6) 4 7 6 10 1 42 6 (1)2 ( )27 9 9 3 1 8 1 1 1 1 ( ) ( )3 ( )(3 ) 2 6 2 12 2 3 1 15 3 7 (7) 9 (7) 7 14 1 4 4 ( )( ) (66) 10 (3

10、0) 2 5 4 3 3 96 6 (3)2 ( )32 4 4 8 3 18 2 1 1 4 ( ) ( )3 ( )(5 ) 2 24 3 40 4 5 1 11 6 8 (10) 8 (10) 6 12 9 4 16 ( )( ) (48) 6 (57) 8 5 4 1 6 87 6 (2)2 ( )63 7 7 9 1 4 3 1 1 1 ( ) ( )3 ( )(6 ) 2 7 2 60 6 5 5 1 4 7 (18) 3 (18) 6 12 3 6 8 ( )( ) (24) 20 (3) 4 7 6 1 9 13 2 (3)3 ( )56 8 8 7 1 12 3 1 1 4 ( ) ( )3 ( )(2 ) 3 9 2 60 6 5 1 28 9 5 (9) 5 (9) 9 27 5 4 12 ( )( ) (30) 20 (48) 6 5 4