七年级数学上册有理数计算题专项训练 152.docx

1、七年级数学上册有理数计算题专项训练 152 5 3 48 7 (3)3 ( )12 4 4 3 3 4 1 1 1 1 ( ) ( )3 ( )(4 ) 2 6 3 36 6 3 1 5 4 5 (6) 2 (6) 2 6 1 2 8 ( )( ) (12) 20 (39) 4 3 2 1 2 15 4 (2)2 ( )15 3 3 5 2 9 4 1 1 4 ( ) ( )2 ( )(4 ) 3 6 3 24 4 3 8 15 1 7 (17) 4 (17) 7 14 1 2 12 ( )( ) (36) 14 (9) 6 3 2 1 1 19 6 (2)3 ( )15 3 3 5 1 12

2、 1 1 1 4 ( ) ( )2 ( )(6 ) 2 7 2 60 6 5 4 11 6 1 (17) 3 (17) 5 10 9 2 16 ( )( ) (60) 12 (27) 8 3 2 4 6 49 3 (1)2 ( )15 5 5 3 2 15 4 1 5 4 ( ) ( )3 ( )(2 ) 3 8 3 24 4 3 4 10 6 3 (7) 3 (7) 3 9 9 6 16 ( )( ) (36) 14 (45) 8 7 6 2 1 79 2 (1)2 ( )18 3 3 6 1 8 1 1 1 4 ( ) ( )2 ( )(4 ) 2 9 3 12 2 3 4 5 7 7 (

3、14) 2 (14) 3 6 3 2 4 ( )( ) (60) 4 (6) 2 3 2 1 3 19 1 (2)2 ( )36 4 4 9 1 12 3 1 3 6 ( ) ( )2 ( )(2 ) 3 4 2 20 2 5 1 25 7 1 (14) 6 (14) 8 24 3 6 8 ( )( ) (96) 10 (33) 4 7 6 3 1 12 7 (3)2 ( )10 2 2 5 2 21 1 1 1 6 ( ) ( )3 ( )(3 ) 3 16 2 20 2 5 4 5 3 4 (18) 6 (18) 3 6 5 2 8 ( )( ) (54) 8 (3) 4 3 2 1 7

4、64 1 (2)3 ( )42 6 6 7 3 6 2 1 1 4 ( ) ( )2 ( )(3 ) 2 21 3 40 4 5 8 28 6 6 (8) 1 (8) 9 27 3 2 4 ( )( ) (72) 2 (39) 2 3 2 9 9 13 2 (2)3 ( )24 8 8 3 1 8 1 1 3 2 ( ) ( )2 ( )(4 ) 2 8 2 24 4 3 1 23 3 6 (18) 5 (18) 8 24 5 4 12 ( )( ) (96) 18 (42) 6 5 4 1 1 75 7 (3)2 ( )48 8 8 6 3 18 2 1 3 6 ( ) ( )3 ( )(3

5、 ) 2 18 3 40 4 5 2 5 9 5 (13) 6 (13) 3 6 9 4 16 ( )( ) (36) 10 (15) 8 5 4 3 3 78 3 (2)2 ( )12 2 2 6 4 6 2 1 1 4 ( ) ( )2 ( )(4 ) 3 8 3 12 2 3 1 1 4 3 (15) 2 (15) 2 6 3 6 4 ( )( ) (18) 4 (30) 2 7 6 1 2 16 2 (3)3 ( )21 3 3 7 1 15 1 1 3 1 ( ) ( )3 ( )(4 ) 3 6 3 24 4 3 1 20 5 8 (6) 7 (6) 7 21 7 4 16 ( )

6、( ) (36) 14 (54) 8 5 4 7 1 16 1 (1)3 ( )48 8 8 6 2 3 4 1 7 4 ( ) ( )3 ( )(5 ) 3 10 3 60 6 5 10 1 2 2 (19) 4 (19) 9 18 1 4 8 ( )( ) (30) 10 (6) 4 5 4 8 1 48 3 (1)3 ( )21 7 7 3 3 8 2 1 5 2 ( ) ( )3 ( )(3 ) 2 21 3 36 6 3 1 1 1 1 (15) 1 (15) 6 18 3 2 8 ( )( ) (42) 4 (18) 4 3 2 1 1 92 3 (3)2 ( )16 2 2 8

7、1 8 4 1 5 1 ( ) ( )3 ( )(4 ) 2 7 3 60 6 5 4 5 8 1 (17) 8 (17) 3 6 1 2 12 ( )( ) (66) 12 (27) 6 3 2 1 8 13 9 (2)3 ( )36 9 9 4 2 27 1 1 5 1 ( ) ( )3 ( )(6 ) 3 8 2 60 6 5 4 14 1 4 (4) 3 (4) 5 15 7 6 12 ( )( ) (12) 8 (45) 6 7 6 4 2 14 5 (3)3 ( )15 3 3 5 1 12 1 1 1 4 ( ) ( )2 ( )(5 ) 2 6 2 60 6 5 1 1 9 8

8、 (13) 9 (13) 8 24 1 2 4 ( )( ) (18) 6 (36) 2 3 2 9 9 76 6 (3)3 ( )64 8 8 8 1 6 1 1 1 1 ( ) ( )3 ( )(5 ) 2 5 2 40 4 5 1 19 8 4 (19) 1 (19) 9 18 7 6 12 ( )( ) (24) 8 (51) 6 7 6 10 10 16 8 (3)3 ( )27 9 9 3 1 27 1 1 1 1 ( ) ( )2 ( )(4 ) 3 7 3 20 2 5 10 17 7 6 (10) 6 (10) 9 18 7 6 16 ( )( ) (48) 16 (39)

9、8 7 6 1 1 59 9 (1)3 ( )8 2 2 4 2 18 2 1 1 4 ( ) ( )2 ( )(3 ) 3 8 3 40 4 5 1 1 4 6 (11) 1 (11) 2 4 5 4 12 ( )( ) (114) 20 (27) 6 5 4 6 6 16 2 (1)2 ( )21 7 7 3 1 16 1 1 5 4 ( ) ( )2 ( )(3 ) 2 6 2 60 6 5 4 7 3 2 (12) 4 (12) 3 6 1 6 4 ( )( ) (54) 18 (45) 2 7 6 1 1 59 1 (1)3 ( )36 9 9 4 4 27 1 1 3 4 ( )

10、( )3 ( )(5 ) 3 28 3 24 4 3 5 9 1 1 (6) 6 (6) 4 8 9 4 16 ( )( ) (66) 16 (24) 8 5 4 7 7 34 2 (2)2 ( )12 6 6 2 2 3 4 1 5 1 ( ) ( )2 ( )(4 ) 3 16 3 60 6 5 10 1 4 2 (13) 1 (13) 9 18 9 2 16 ( )( ) (120) 2 (48) 8 3 2 1 6 44 6 (1)3 ( )25 5 5 5 1 3 2 1 3 4 ( ) ( )2 ( )(4 ) 3 4 3 12 2 3 7 19 6 6 (17) 8 (17) 6 18 9 2 16 ( )( ) (108) 12 (33) 8 3 2 5 1 18 2 (3)3 ( )36 4 4 9 4 3 2 1 1 6 ( ) ( )2 ( )(3 ) 3