北师大版七年级数学上册有理数计算题大全 69.docx

1、北师大版七年级数学上册有理数计算题大全 69 1 5 7 9 (19) 5 (19) 2 6 1 6 16 ( )( ) (78) 2 (9) 8 7 6 3 3 13 3 (2)2 ( )4 2 2 2 1 18 4 1 1 1 ( ) ( )3 ( )(5 ) 2 8 3 12 2 3 8 1 4 1 (6) 1 (6) 7 14 3 4 4 ( )( ) (48) 10 (24) 2 5 4 3 1 15 7 (3)3 ( )28 4 4 7 1 14 2 1 7 1 ( ) ( )2 ( )(6 ) 2 2 3 36 6 3 1 1 2 8 (12) 9 (12) 9 18 5 6 8

2、 ( )( ) (48) 8 (48) 4 7 6 5 7 76 6 (3)2 ( )48 6 6 8 3 2 2 1 1 1 ( ) ( )3 ( )(6 ) 2 15 3 24 4 3 9 15 5 8 (10) 9 (10) 8 16 3 4 4 ( )( ) (18) 12 (24) 2 5 4 2 1 14 9 (2)2 ( )6 3 3 2 4 27 1 1 5 1 ( ) ( )2 ( )(6 ) 3 8 2 40 4 5 1 13 7 5 (12) 5 (12) 6 12 1 2 16 ( )( ) (54) 12 (42) 8 3 2 4 1 84 8 (1)2 ( )45

3、5 5 9 2 6 4 1 7 4 ( ) ( )3 ( )(2 ) 3 12 3 60 6 5 1 13 4 9 (8) 6 (8) 7 14 5 2 8 ( )( ) (96) 4 (21) 4 3 2 1 1 39 4 (2)2 ( )12 6 6 2 1 4 1 1 1 4 ( ) ( )3 ( )(5 ) 2 5 2 24 4 3 7 25 9 6 (18) 3 (18) 8 24 5 6 12 ( )( ) (120) 6 (33) 6 7 6 1 1 87 7 (2)3 ( )14 2 2 7 1 2 1 1 7 2 ( ) ( )2 ( )(4 ) 2 3 3 36 6 3 1

4、0 1 5 7 (18) 1 (18) 9 27 5 4 12 ( )( ) (18) 16 (39) 6 5 4 10 8 17 4 (3)3 ( )63 9 9 7 2 21 1 1 1 6 ( ) ( )2 ( )(4 ) 3 8 2 20 2 5 7 15 4 1 (13) 9 (13) 8 16 1 4 4 ( )( ) (114) 6 (15) 2 5 4 5 3 19 8 (2)2 ( )36 4 4 9 3 2 4 1 1 2 ( ) ( )3 ( )(6 ) 2 6 3 12 2 3 4 16 7 4 (4) 1 (4) 5 15 1 2 12 ( )( ) (42) 14

5、(12) 6 3 2 1 5 17 4 (1)3 ( )48 6 6 8 1 4 2 1 1 2 ( ) ( )2 ( )(2 ) 2 4 3 12 2 3 9 1 3 3 (8) 2 (8) 8 16 7 2 16 ( )( ) (30) 4 (39) 8 3 2 1 8 48 3 (1)3 ( )21 7 7 3 3 6 3 1 3 4 ( ) ( )3 ( )(3 ) 2 12 2 20 2 5 1 5 3 2 (12) 8 (12) 2 4 1 2 8 ( )( ) (102) 10 (33) 4 3 2 1 1 18 5 (1)2 ( )4 2 2 2 2 9 1 1 1 6 ( )

6、 ( )3 ( )(6 ) 3 16 2 60 6 5 7 1 7 4 (19) 6 (19) 6 18 3 4 4 ( )( ) (90) 16 (15) 2 5 4 1 1 59 6 (2)3 ( )12 2 2 6 1 15 4 1 5 1 ( ) ( )3 ( )(3 ) 3 3 3 40 4 5 6 9 9 8 (18) 3 (18) 5 10 1 4 8 ( )( ) (120) 4 (36) 4 5 4 10 1 16 5 (1)2 ( )54 9 9 6 2 12 2 1 1 1 ( ) ( )3 ( )(5 ) 3 14 3 24 4 3 8 1 3 6 (20) 8 (20

7、) 9 27 3 4 4 ( )( ) (12) 20 (30) 2 5 4 1 1 84 9 (1)3 ( )72 8 8 9 4 18 4 1 1 2 ( ) ( )3 ( )(6 ) 3 20 3 36 6 3 8 15 6 9 (4) 3 (4) 7 14 7 6 16 ( )( ) (48) 12 (57) 8 7 6 5 5 63 5 (2)2 ( )28 4 4 7 2 27 4 1 5 6 ( ) ( )2 ( )(6 ) 3 4 3 60 6 5 3 5 1 6 (17) 9 (17) 2 6 1 4 16 ( )( ) (24) 14 (60) 8 5 4 7 9 14 2

8、 (2)3 ( )24 8 8 3 3 8 3 1 5 4 ( ) ( )3 ( )(5 ) 2 15 2 60 6 5 6 9 8 1 (16) 6 (16) 5 10 3 4 8 ( )( ) (24) 20 (9) 4 5 4 2 1 18 2 (1)3 ( )15 3 3 5 3 12 2 1 3 6 ( ) ( )2 ( )(6 ) 2 27 3 20 2 5 1 5 6 5 (1) 9 (1) 2 4 3 6 4 ( )( ) (54) 18 (60) 2 7 6 1 10 86 4 (2)2 ( )63 9 9 7 1 4 2 1 1 4 ( ) ( )3 ( )(5 ) 2 6

9、 3 40 4 5 1 3 7 8 (4) 8 (4) 2 4 5 4 12 ( )( ) (96) 2 (15) 6 5 4 1 1 64 2 (3)3 ( )14 2 2 7 1 16 3 1 5 4 ( ) ( )3 ( )(5 ) 2 8 2 40 4 5 3 3 8 9 (7) 6 (7) 2 4 9 2 16 ( )( ) (90) 20 (27) 8 3 2 4 2 78 5 (2)3 ( )24 3 3 8 1 2 3 1 3 6 ( ) ( )2 ( )(3 ) 2 2 2 20 2 5 1 13 2 2 (9) 1 (9) 4 12 9 6 16 ( )( ) (48) 1

10、8 (36) 8 7 6 1 1 19 6 (2)2 ( )8 2 2 4 1 6 1 1 5 1 ( ) ( )3 ( )(5 ) 3 9 3 36 6 3 1 3 4 8 (8) 1 (8) 2 4 3 2 4 ( )( ) (90) 14 (3) 2 3 2 6 1 16 2 (2)2 ( )21 7 7 3 1 27 1 1 5 1 ( ) ( )2 ( )(5 ) 3 8 3 40 4 5 6 22 3 7 (16) 7 (16) 7 21 3 4 8 ( )( ) (24) 8 (12) 4 5 4 3 1 49 7 (3)2 ( )12 4 4 3 3 8 1 1 1 6 ( ) ( )2 ( )(4 ) 2 15 2 20 2 5 9 25 7 3 (12) 8 (12) 8 24 1 4 4 ( )( ) (24) 14 (45) 2 5 4