1、七年级数学上册有理数计算题专项训练 129 1 8 19 8 (1)3 ( )36 9 9 4 1 12 4 1 1 6 ( ) ( )3 ( )(5 ) 2 6 3 20 2 5 4 1 5 3 (1) 2 (1) 3 9 5 4 8 ( )( ) (66) 2 (3) 4 5 4 5 3 15 6 (1)3 ( )20 4 4 5 1 10 1 1 3 6 ( ) ( )3 ( )(5 ) 2 5 2 40 4 5 2 8 3 3 (19) 1 (19) 3 9 3 6 4 ( )( ) (30) 20 (54) 2 7 6 1 3 66 2 (2)2 ( )14 2 2 7 1 3 3
2、1 1 4 ( ) ( )2 ( )(5 ) 3 3 2 36 6 3 6 14 5 5 (15) 6 (15) 5 15 1 2 4 ( )( ) (36) 10 (18) 2 3 2 4 1 22 5 (1)2 ( )9 3 3 3 1 14 1 1 1 2 ( ) ( )3 ( )(2 ) 2 7 2 24 4 3 1 13 1 9 (15) 1 (15) 7 14 7 2 16 ( )( ) (108) 6 (21) 8 3 2 1 1 86 2 (3)3 ( )54 6 6 9 4 15 1 1 1 4 ( ) ( )2 ( )(3 ) 3 28 2 36 6 3 1 5 7 5 (
3、2) 4 (2) 2 4 1 4 8 ( )( ) (36) 18 (3) 4 5 4 1 3 84 6 (3)2 ( )14 2 2 7 1 4 1 1 7 1 ( ) ( )2 ( )(5 ) 2 4 2 60 6 5 1 1 8 5 (17) 1 (17) 3 6 1 4 4 ( )( ) (72) 12 (18) 2 5 4 1 1 17 7 (3)2 ( )12 2 2 6 1 10 2 1 3 6 ( ) ( )2 ( )(2 ) 2 6 3 20 2 5 1 9 2 6 (18) 1 (18) 5 10 1 2 12 ( )( ) (48) 20 (39) 6 3 2 7 1 3
4、3 1 (1)3 ( )16 8 8 2 1 16 1 1 1 6 ( ) ( )2 ( )(5 ) 2 3 2 60 6 5 1 9 8 5 (17) 7 (17) 5 10 3 2 4 ( )( ) (72) 8 (57) 2 3 2 2 2 62 6 (3)2 ( )21 3 3 7 3 6 3 1 1 1 ( ) ( )2 ( )(2 ) 2 12 2 36 6 3 8 13 4 1 (12) 1 (12) 7 14 1 2 4 ( )( ) (60) 20 (24) 2 3 2 5 1 17 8 (2)2 ( )36 6 6 6 4 18 1 1 1 2 ( ) ( )3 ( )(5
5、 ) 3 20 2 24 4 3 4 8 8 1 (6) 9 (6) 3 9 1 6 12 ( )( ) (36) 20 (15) 6 7 6 1 1 17 1 (2)2 ( )27 3 3 9 1 8 2 1 1 2 ( ) ( )2 ( )(5 ) 2 5 3 12 2 3 9 23 5 3 (14) 6 (14) 8 24 5 6 12 ( )( ) (72) 18 (54) 6 7 6 4 4 46 2 (1)3 ( )9 3 3 3 1 8 1 1 3 4 ( ) ( )2 ( )(2 ) 2 3 3 40 4 5 7 1 2 4 (15) 6 (15) 6 18 1 6 8 ( )
6、( ) (48) 6 (39) 4 7 6 1 5 17 6 (2)3 ( )54 6 6 9 2 9 1 1 5 6 ( ) ( )3 ( )(5 ) 3 14 3 40 4 5 4 10 2 5 (19) 2 (19) 3 9 1 2 12 ( )( ) (6) 10 (33) 6 3 2 5 5 12 6 (2)2 ( )18 6 6 3 1 2 4 1 3 1 ( ) ( )2 ( )(2 ) 2 4 3 24 4 3 8 15 6 1 (14) 9 (14) 7 14 7 6 12 ( )( ) (72) 4 (42) 6 7 6 9 1 18 2 (1)3 ( )56 8 8 7
7、2 24 4 1 1 4 ( ) ( )2 ( )(6 ) 3 10 3 12 2 3 10 19 6 9 (9) 5 (9) 9 18 5 4 12 ( )( ) (18) 20 (45) 6 5 4 9 9 85 8 (3)3 ( )56 8 8 7 2 21 4 1 1 6 ( ) ( )2 ( )(2 ) 3 8 3 40 4 5 9 1 7 4 (1) 2 (1) 8 16 9 6 16 ( )( ) (54) 12 (9) 8 7 6 1 1 14 8 (1)2 ( )32 8 8 4 1 12 3 1 7 2 ( ) ( )2 ( )(5 ) 2 8 2 36 6 3 1 5 1
8、 3 (1) 2 (1) 2 4 5 4 8 ( )( ) (36) 2 (51) 4 5 4 1 5 38 7 (2)3 ( )16 4 4 4 1 18 4 1 5 1 ( ) ( )3 ( )(3 ) 2 5 3 40 4 5 5 7 3 3 (16) 9 (16) 4 8 1 4 16 ( )( ) (54) 16 (39) 8 5 4 1 1 52 9 (2)2 ( )36 6 6 6 2 9 2 1 1 6 ( ) ( )2 ( )(6 ) 3 10 3 20 2 5 1 17 1 7 (9) 5 (9) 6 18 1 6 4 ( )( ) (48) 20 (6) 2 7 6 1
9、5 15 5 (1)2 ( )42 6 6 7 2 18 4 1 1 4 ( ) ( )2 ( )(2 ) 3 4 3 20 2 5 1 14 5 4 (8) 6 (8) 5 15 3 6 8 ( )( ) (12) 12 (18) 4 7 6 7 1 86 6 (3)2 ( )42 6 6 7 1 4 2 1 1 2 ( ) ( )3 ( )(3 ) 2 3 3 24 4 3 6 16 6 3 (13) 2 (13) 5 15 9 6 16 ( )( ) (108) 14 (27) 8 7 6 1 1 19 4 (3)2 ( )18 2 2 9 3 16 1 1 7 1 ( ) ( )2 (
10、 )(5 ) 2 15 3 60 6 5 5 1 2 5 (13) 8 (13) 6 18 3 6 4 ( )( ) (102) 18 (42) 2 7 6 6 6 39 1 (2)2 ( )28 7 7 4 4 9 2 1 5 1 ( ) ( )2 ( )(4 ) 3 12 3 60 6 5 3 9 1 4 (7) 6 (7) 4 8 1 4 4 ( )( ) (120) 4 (12) 2 5 4 6 8 49 2 (1)2 ( )35 7 7 5 2 15 1 1 7 1 ( ) ( )3 ( )(3 ) 3 12 3 60 6 5 1 1 9 6 (2) 1 (2) 2 6 9 2 16 ( )( ) (54) 2 (57) 8 3 2 9 9 94 8 (3)3 ( )64 8 8 8 4 9 1 1 3 6 ( ) ( )3 ( )(6 ) 3 16 3 20
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