1、初一数学上册有理数的计算专项练习55 2 2 ()()(1) 2(3)3(3 7 7 5 1 1 ( )( ) 7(16)1(18) 4 4 7 1 (0.3)(4) (2)353 (1)2840 5 1 1 1 ()()0 10(3)2(3 6 7 8 1 1 7 ( )( ) 11(20)3(10) 6 3 8 1 1 ( )(50) (3)213 (1)1768 7 6 (1)(16) 3(11) 7.5(21) 1 1 ()() 192(115) (5)243 4 2 402(6)(13) 6.9(4.9)(0.3)5.3 2 1 1 3 4 3 ()() 2.7()(1.4) 7 4
2、 9 5 5 5 6 3 ()()(3) 13(2)2(4 7 7 1 1 4 ( )( ) 19(28)6(16) 9 4 5 1 (0.6)(5) (4)232 (1)1502 5 1 1 1 ()()0 25(3)3(2 4 3 4 1 3 6 ( )( ) 29(23)2(13) 7 4 7 5 7 ( )(30) (2)452 (1)2403 6 6 (11)(8) 7(17) 15(9) 1 1 ()() 141(83) (5)314 8 6 1418(10)(18) 7.7(5.5)(2.2)2.9 2 1 1 2 8 2 ()() 2.1()(1.1) 3 5 9 5 5 5
3、3 3 ()()(2) 28(2)3(4 7 7 1 1 6 ( )( ) 17(28)3(10) 6 8 5 1 (0.3)(1000) (1)343 (1)2524 5 1 1 1 ()()0 30(4)2(1 3 5 4 1 1 5 ( )( ) 12(14)5(13) 3 3 6 3 1 ( )(40) (5)442 (1)1176 2 3 (13)(17) 9(17) 12.5(22.5) 1 1 ()() 184(135) (2)252 2 8 405(30)(24) 7.6(1.7)(0.6)3.4 2 1 1 2 4 9 ()() 7.8()(1.3) 9 3 9 7 5 5
4、1 2 ()()(2) 12(2)3(2 7 7 1 1 1 ( )( ) 24(19)5(11) 8 8 9 1 (0.3)(1) (1)353 (1)1771 5 1 1 1 ()()0 14(1)2(3 3 5 6 1 1 1 ( )( ) 4(27)10(13) 4 7 7 1 5 ( )(70) (4)442 (1)1047 3 4 (8)(10) 14(7) 4(23) 1 1 ()() 103(81) (2)422 2 9 46(18)(25) 0.4(9.7)(3.4)3.5 2 1 1 4 7 2 ()() 1.1()(8.7) 5 9 4 7 5 5 6 3 ()()(9)
5、 14(4)2(1 7 7 1 1 6 ( )( ) 23(17)2(12) 5 6 5 1 (0.3)(60) (4)352 (1)2117 3 1 1 1 ()()0 29(1)2(4 9 9 9 1 5 1 ( )( ) 6(14)1(14) 7 4 8 1 1 ( )(80) (5)352 (1)1276 5 5 (10)(19) 2(10) 12.5(17.5) 1 1 ()() 34(84) (0)422 3 4 343(21)(17) 8.6(0.9)(0.3)6.1 2 1 1 4 2 6 ()() 8.1()(8.2) 5 9 5 7 5 5 6 4 ()()(4) 1(4)
6、3(5 7 7 6 1 4 ( )( ) 13(30)3(13) 5 6 3 1 (0.6)(6) (2)412 (1)1761 7 1 1 1 ()()0 27(3)3(4 2 3 5 1 5 6 ( )( ) 12(15)10(17) 7 6 5 7 1 ( )(30) (1)433 (1)1496 8 3 (13)(10) 10(9) 8.5(1) 1 1 ()() 54(107) (3)312 2 8 220(7)(3) 5.8(9.9)(3)5.7 2 1 1 3 7 8 ()() 3.2()(5.3) 5 4 7 7 5 5 5 3 ()()(1) 14(3)3(4 7 7 1 1
7、 1 ( )( ) 28(17)5(14) 6 2 7 1 (0.7)(80) (1)413 (1)1907 2 1 1 1 ()()0 12(2)3(3 4 2 8 1 4 7 ( )( ) 15(17)6(17) 3 5 8 1 1 ( )(40) (2)353 (1)2762 6 5 (5)(15) 8(12) 8(9.5) 1 1 ()() 81(191) (4)422 9 4 296(27)(29) 1.1(1.1)(4.9)1.7 2 1 1 2 8 2 ()() 4.9()(5.6) 3 6 2 5 5 5 5 6 ()()(4) 16(1)2(4 7 7 6 1 6 ( )(
8、) 27(15)10(19) 7 8 7 1 (0.9)(70) (1)212 (1)2505 4 1 1 1 ()()0 29(4)2(2 2 6 9 1 1 6 ( )( ) 22(25)9(13) 6 4 5 6 8 ( )(20) (3)413 (1)1666 7 7 (18)(16) 5(10) 4.5(8.5) 1 1 ()() 11(94) (3)323 7 7 275(6)(21) 6.5(2.6)(1.9)4.9 2 1 1 1 6 7 ()() 1.7()(2.8) 9 7 2 5 5 5 4 1 ()()(1) 25(1)2(3 7 7 4 1 8 ( )( ) 2(24
9、)10(10) 5 2 7 1 (0.9)(700) (1)313 (1)2083 3 1 1 1 ()()0 3(2)3(2 6 5 9 1 5 1 ( )( ) 15(18)9(10) 7 4 7 3 1 ( )(100) (5)423 (1)1489 2 2 (2)(7) 13(12) 11(9.5) 1 1 ()() 52(148) (1)332 9 6 211(25)(5) 8.6(1.5)(4.3)2.4 2 1 1 3 9 3 ()() 6.3()(6.7) 5 7 6 7 5 5 6 6 ()()(3) 29(3)3(3 7 7 2 1 1 ( )( ) 23(29)10(17
10、) 3 2 9 1 (0.8)(500) (4)352 (1)1012 5 1 1 1 ()()0 18(4)3(5 7 7 9 1 1 7 ( )( ) 19(11)8(19) 8 4 8 7 7 ( )(20) (1)252 (1)1098 6 8 (4)(15) 12(18) 10(12) 1 1 ()() 92(12) (3)424 9 3 205(14)(25) 8.6(9.1)(3.2)5.2 2 1 1 2 1 3 ()() 1.8()(1.7) 3 6 5 5 5 5 6 5 ()()(10) 25(3)3(2 7 7 5 1 8 ( )( ) 14(29)9(16) 4 8
11、9 1 (0.8)(5) (3)243 (1)2162 6 1 1 1 ()()0 19(3)2(2 2 9 9 1 5 1 ( )( ) 10(29)1(12) 6 4 4 7 1 ( )(90) (2)422 (1)1309 8 8 (13)(16) 9(7) 9.5(1) 1 1 ()() 195(188) (0)224 8 5 3512(18)(25) 5.8(3.5)(3.2)2.8 2 1 1 4 2 9 ()() 1.8()(7.4) 9 5 4 5 5 5 1 4 ()()(7) 24(3)3(1 7 7 8 1 4 ( )( ) 14(18)1(19) 7 8 3 1 (0.3)(90) (4)433 (1)2551 2 1 1 1 ()()0 11(1)3(4 6 3 2 1 1 9 ( )( ) 20(25)10(18) 3 2 8 4 1 ( )(100) (1)423 (1)1004 5 7 (5)(7) 18(3) 12.5(21.5) 1 1 ()() 113(210) (2)322 4 5 35(9)(15) 2.3(0.7)(3.2)2.7 2 1 1 3 9 1 ()() 3.9()(1.6) 5 9 4 5 5 5
copyright@ 2008-2022 冰豆网网站版权所有
经营许可证编号:鄂ICP备2022015515号-1