北师大版七年级数学上册有理数计算题大全 19.docx

1、北师大版七年级数学上册有理数计算题大全 19 7 6 12 ( )( ) (66) 20 (30) 6 7 6 8 1 54 8 (3)2 ( )42 7 7 6 4 15 4 1 5 6 ( ) ( )3 ( )(3 ) 3 28 3 40 4 5 6 16 5 2 (10) 7 (10) 5 15 1 2 16 ( )( ) (36) 20 (9) 8 3 2 1 3 12 7 (3)3 ( )14 2 2 7 1 18 4 1 5 4 ( ) ( )3 ( )(4 ) 2 6 3 40 4 5 1 13 5 5 (13) 5 (13) 4 12 1 4 8 ( )( ) (96) 16

2、(27) 4 5 4 1 10 103 6 (1)2 ( )81 9 9 9 3 2 1 1 1 4 ( ) ( )2 ( )(3 ) 2 21 2 36 6 3 3 9 6 5 (1) 4 (1) 4 8 1 4 16 ( )( ) (24) 18 (60) 8 5 4 5 3 88 6 (1)2 ( )28 4 4 7 1 9 1 1 5 6 ( ) ( )3 ( )(3 ) 3 6 3 60 6 5 3 13 1 1 (18) 8 (18) 4 12 3 2 4 ( )( ) (60) 4 (60) 2 3 2 6 6 14 7 (3)3 ( )10 5 5 2 1 27 4 1 1 4

3、 ( ) ( )2 ( )(3 ) 3 3 3 20 2 5 1 13 8 2 (8) 9 (8) 4 12 3 6 4 ( )( ) (66) 4 (9) 2 7 6 6 6 88 6 (3)3 ( )45 5 5 9 1 27 3 1 3 1 ( ) ( )2 ( )(3 ) 3 6 2 12 2 3 1 5 9 4 (1) 6 (1) 2 6 1 4 16 ( )( ) (54) 14 (9) 8 5 4 5 7 12 3 (1)2 ( )12 6 6 2 2 9 2 1 3 4 ( ) ( )3 ( )(5 ) 3 12 3 40 4 5 3 1 6 5 (6) 1 (6) 2 4 7

4、 4 12 ( )( ) (54) 4 (21) 6 5 4 1 5 35 6 (1)3 ( )8 4 4 2 2 21 4 1 3 4 ( ) ( )2 ( )(3 ) 3 6 3 12 2 3 1 11 1 9 (7) 6 (7) 4 12 7 4 12 ( )( ) (54) 4 (48) 6 5 4 4 2 16 1 (1)3 ( )12 3 3 4 4 15 3 1 5 4 ( ) ( )3 ( )(6 ) 3 16 2 36 6 3 8 20 5 1 (13) 1 (13) 7 21 5 4 8 ( )( ) (108) 2 (39) 4 5 4 7 1 86 1 (2)2 ( )

5、54 6 6 9 1 15 1 1 5 1 ( ) ( )3 ( )(5 ) 3 7 2 24 4 3 1 5 8 7 (20) 2 (20) 2 4 3 6 8 ( )( ) (108) 4 (9) 4 7 6 1 1 79 1 (2)2 ( )12 2 2 6 2 3 2 1 5 1 ( ) ( )3 ( )(4 ) 3 18 3 36 6 3 1 1 5 4 (5) 1 (5) 8 16 3 6 8 ( )( ) (48) 2 (6) 4 7 6 1 5 48 9 (2)2 ( )20 4 4 5 3 6 1 1 5 1 ( ) ( )2 ( )(2 ) 2 12 3 40 4 5 4

6、14 5 3 (4) 3 (4) 5 15 9 4 16 ( )( ) (60) 14 (39) 8 5 4 2 4 15 6 (1)3 ( )15 3 3 5 3 8 1 1 5 4 ( ) ( )2 ( )(5 ) 2 21 2 36 6 3 1 1 7 3 (15) 6 (15) 5 15 1 2 12 ( )( ) (84) 8 (57) 6 3 2 5 1 19 5 (1)2 ( )48 6 6 8 3 8 4 1 5 1 ( ) ( )2 ( )(5 ) 2 12 3 24 4 3 2 1 8 6 (15) 7 (15) 3 6 7 4 12 ( )( ) (66) 14 (39)

7、 6 5 4 8 8 16 7 (1)3 ( )63 9 9 7 1 6 1 1 7 4 ( ) ( )2 ( )(6 ) 2 5 2 60 6 5 4 1 8 2 (13) 4 (13) 3 6 9 6 16 ( )( ) (36) 4 (9) 8 7 6 7 7 45 7 (2)2 ( )30 6 6 5 1 16 2 1 7 2 ( ) ( )3 ( )(5 ) 2 4 3 36 6 3 10 28 3 7 (11) 1 (11) 9 27 9 6 16 ( )( ) (102) 12 (24) 8 7 6 1 1 55 9 (2)2 ( )48 8 8 6 1 8 3 1 1 4 (

8、) ( )3 ( )(5 ) 2 4 2 20 2 5 1 7 5 8 (19) 3 (19) 2 6 9 2 16 ( )( ) (72) 12 (36) 8 3 2 1 5 12 6 (3)3 ( )54 6 6 9 1 18 1 1 1 1 ( ) ( )2 ( )(5 ) 2 7 3 60 6 5 6 11 8 6 (20) 6 (20) 5 10 1 4 4 ( )( ) (96) 6 (24) 2 5 4 7 1 87 8 (3)2 ( )42 6 6 7 2 12 4 1 1 4 ( ) ( )3 ( )(3 ) 3 6 3 12 2 3 1 5 9 6 (2) 1 (2) 2

9、4 1 4 8 ( )( ) (120) 20 (18) 4 5 4 1 3 15 2 (1)2 ( )4 2 2 2 1 12 3 1 7 4 ( ) ( )3 ( )(5 ) 3 3 2 36 6 3 1 17 5 5 (4) 9 (4) 6 18 1 4 4 ( )( ) (60) 18 (45) 2 5 4 5 5 52 3 (2)3 ( )24 6 6 4 1 14 2 1 3 1 ( ) ( )3 ( )(2 ) 2 4 3 20 2 5 3 7 7 3 (12) 3 (12) 2 6 3 6 8 ( )( ) (120) 16 (3) 4 7 6 1 1 15 8 (3)3 (

10、)48 6 6 8 1 6 1 1 5 6 ( ) ( )3 ( )(3 ) 2 2 3 40 4 5 3 1 7 3 (5) 2 (5) 4 12 1 2 4 ( )( ) (114) 6 (21) 2 3 2 1 1 47 5 (1)3 ( )18 6 6 3 3 18 1 1 1 2 ( ) ( )3 ( )(6 ) 2 15 2 12 2 3 1 1 9 5 (2) 2 (2) 7 14 9 2 16 ( )( ) (102) 6 (45) 8 3 2 1 1 29 8 (1)3 ( )24 8 8 3 2 12 1 1 5 4 ( ) ( )2 ( )(4 ) 3 16 2 36 6 3 1 19 9 8 (10) 2 (10) 6 18 1 4 4 ( )( ) (48) 14 (30) 2 5 4 5 1 38 1 (1)3 ( )8 4 4