七年级数学上册计算题天天练33.docx

1、七年级数学上册计算题天天练33 1 1 (xy)(ef) 3(8ay)3(m8q) 5 5 8m(7m4) m(9m6s)(9sm) 8(8t4)5t 8(7m4)(5m8) 7(ab6a)(3a5b) 12(abc4a)3(6a6abc) 6(xy3z)(xy2z) 7(pqpr)(8pqpr) 7 x 1 x 0.4x0.35.82.4x 9 8 6 8 1 3x8x 3(x1)9(x3)20 9 5 1 3 (8x3)x5 7x9(10x)2 6 5 y1 y3 9 1x10(x6)10 4 5 1 2 (44x)(3x3) 8(4x9)14 5 7 3 5 ()()(9) 5(4)2(

2、5) 7 7 1 1 1 ( )( ） 20(29)7(10) 7 2 9 1 (0.7)(50) (4)352 (1)1787 2 1 1 1 ()()0 12(2)3(2 9 3 6 1 1 4 ( )( ) 30(22)5(12) 6 2 3 6 3 ( )(90) (2)352 (1)2909 7 2 (18)(8) 15(2) 1(15.5) 1 1 ()() 195(66) (1)452 9 5 304(2)(23) 9.2(5.9)(3.2)9.8 2 1 1 1 4 7 ()() 7.1()(1.3) 3 7 5 5 5 5 (5a1) x4(29c) 16a2(5y7t) (

3、3ay)8(4a9c) 1 (148x)t 4(9a4ab8) 4 1 1 (bc)(ef) 2(6bx)9(m4p) 4 2 4m(9m6) 4m(3m2p)(4p6m) 7(6b9)7b 3(6y10)(3y10) 6(ab8a)(7a5b) 9(abc9a)8(5a2abc) 6(xy8z)(xy4z) 8(pqpr)(3pqpr) 5 x 1 x 0.7x0.73.13.8x 9 8 6 2 1 3x8x 8(x7)4(x2)12 9 9 1 1 (6x2)x3 7x7(13x)8 4 5 y1 y2 9 1x5(x1)50 4 6 1 2 (43x)(3x2) 5(2x7)14 8

4、3 3 2 ()()(4) 6(3)3(2) 7 7 6 1 8 ( )( ） 29(29)3(13) 5 6 7 1 (0.4)(90) (1)432 (1)2603 4 1 1 1 ()()0 5(4)3(1 9 5 5 1 2 1 ( )( ) 5(20)2(12) 2 3 2 5 1 ( )(60) (5)253 (1)1159 4 4 (10)(12) 14(10) 13.5(12) 1 1 ()() 80(1310) (2)453 3 9 2016(13)(11) 5.7(7.3)(1.6)0.5 2 1 1 3 4 8 ()() 9.2()(7.5) 5 5 3 5 5 5 (3

5、a1) z9(46c) 12m2(9b4c) (2mb)6(2a9c) 8 (184z)c 5(3d6mn9) 7 1 1 (yz)(pq) 3(9bx)4(n6p) 7 6 2m(2m7) m(2m9p)(6pm) 6(6s4)5s 4(2m7)(7m3) 6(ab4a)(7a8b) 15(abc7a)4(7a8abc) 4(xy2z)(xy6z) 2(pqpr)(9pqpr) 5 x 1 x 0.3x0.63.31.7x 9 4 6 4 1 9x6x 2(x2)5(x4)3 5 8 1 1 (6x2)x6 8x5(1x)4 6 5 y3 y2 5 4.5x2(x1)40 2 5 1 2 (

6、33x)(2x4) 3(4x8)15 7 5 4 2 ()()(9) 12(3)3(4) 7 7 10 1 8 ( )( ） 17(17)3(17) 9 6 7 1 (0.9)(70) (1)312 (1)1468 6 1 1 1 ()()0 24(4)3(3 8 6 8 1 6 4 ( )( ) 29(14)3(13) 8 7 3 1 3 ( )(30) (5)212 (1)1637 3 4 (8)(4) 15(2) 10.5(14) 1 1 ()() 141(108) (0)454 8 6 305(20)(16) 4.5(4.8)(0.8)9 2 1 1 2 9 3 ()() 2.4()(

7、2.4) 3 2 2 7 5 5 (5y1) y5(42b) 8m2(8b7t) (9mb)5(4y8b) 1 (86y)t 4(8a6xy2) 5 1 1 (xy)(mn) 4(7bx)6(m9q) 5 8 7x(3x2) 9x(6x5d)(9d8x) 7(8b5)6b 8(8n5)(4n6) 8(ab9a)(6a7b) 18(abc9a)8(2a9abc) 5(xy9z)(xy9z) 6(pqpr)(4pqpr) 5 x 1 x 0.7x0.23.54.5x 9 6 6 4 1 9x7x 9(x7)9(x4)6 5 8 1 2 (3x2)x4 5x4(5x)3 4 5 y1 y1 5 4.

8、5x10(x3)10 4 5 1 2 (33x)(2x1) 4(5x8)15 7 3 2 2 ()()(10) 24(3)2(2) 7 7 1 1 10 ( )( ） 7(26)10(17) 8 4 9 1 (0.9)(2) (2)343 (1)2957 2 1 1 1 ()()0 21(2)2(5 9 6 4 1 6 3 ( )( ) 15(27)1(14) 8 7 4 8 6 ( )(70) (3)223 (1)2832 7 5 (14)(17) 12(20) 14.5(18.5) 1 1 ()() 94(112) (0)232 9 7 911(1)(18) 0.9(3.6)(0.7)5.

9、8 2 1 1 4 2 8 ()() 9.2()(4.3) 9 5 6 7 5 5 (3y3) x2(13a) 7a6(7y8z) (3ay)6(8y3a) 1 (88x)z 9(8b3xy9) 7 1 1 (ab)(mn) 2(8ay)9(m2q) 2 5 6m(4m7) 8m(8m6d)(8d3m) 7(4s9)5s 10(2m9)(9m5) 3(ab8a)(4a2b) 15(abc3a)4(2a9abc) 9(xy8z)(xy6z) 2(pqpr)(2pqpr) 7 x 1 x 0.6x0.69.31.6x 3 6 6 4 1 9x1x 7(x6)7(x4)15 5 9 1 4 (5x5

10、)x7 6x7(1x)8 4 5 y2 y2 3 1.5x3(x4)35 2 5 1 2 (34x)(4x4) 8(6x3)14 6 3 2 1 ()()(3) 9(1)3(1) 7 7 1 1 1 ( )( ） 22(27)6(13) 5 8 7 1 (0.1)(8) (1)432 (1)2779 9 1 1 1 ()()0 8(3)3(3 6 9 8 1 4 2 ( )( ) 24(12)4(12) 8 5 3 5 8 ( )(60) (5)412 (1)2374 6 7 (2)(4) 6(15) 12.5(11) 1 1 ()() 204(171) (0)414 7 5 96(26)(2

11、2) 8(10)(1.6)8.7 2 1 1 3 6 4 ()() 5.2()(6.7) 7 4 9 7 5 5 (2x5) z9(82a) 11m8(2b8t) (7mb)4(8x7a) 7 (1410z)t 9(9c7mn5) 8 1 1 (yz)(ef) 4(7by)8(m2p) 3 4 2n(8n5) n(2n6p)(7pn) 3(8a2)3a 4(5n10)(5n5) 3(ab4a)(7a3b) 2(abc2a)8(4a8abc) 2(xy9z)(xy5z) 7(pqpr)(6pqpr) 7 x 1 x 0.3x0.46.72.9x 6 2 6 4 1 8x6x 8(x8)7(x3)19 7 7 1 2 (2x1)x9 6x8(1x)2 2 5 y2 y2 5 2.5x0.5(x8)5 3 5 1 2 (33x)(3x1) 7(6x8)2 9 5