1、七年级数学上册有理数的计算题精选11 6 4 ()()(6) 23(1)2(3) 7 7 1 1 1 ( )( ) 16(26)1(10) 6 8 9 1 (0.3)(60) (3)332 (1)1090 9 1 1 1 ()()0 27(1)2(2 8 9 9 1 4 1 ( )( ) 1(26)1(10) 7 3 4 6 1 ( )(30) (5)223 (1)1233 5 8 (18)(11) 0(19) 8(16) 1 1 ()() 122(122) (4)432 8 3 411(17)(24) 3.5(6.3)(3.8)8.3 2 1 1 3 9 7 ()() 7.1()(3.2)
2、5 8 2 5 5 5 4 5 ()()(5) 5(1)2(2) 7 7 7 1 4 ( )( ) 24(29)4(16) 8 6 3 1 (0.6)(7) (4)222 (1)2754 3 1 1 1 ()()0 16(3)3(3 7 3 5 1 1 9 ( )( ) 1(20)7(12) 2 5 8 1 2 ( )(80) (1)323 (1)1312 7 3 (18)(1) 19(1) 4(11) 1 1 ()() 142(81) (1)214 7 4 215(3)(2) 2.4(8.9)(0.2)6.2 2 1 1 1 6 7 ()() 1.2()(9.2) 7 3 9 7 5 5 5
3、 3 ()()(4) 4(3)3(4) 7 7 10 1 2 ( )( ) 10(27)1(20) 9 4 3 1 (0.8)(60) (4)442 (1)1602 2 1 1 1 ()()0 30(2)3(2 7 9 7 1 1 1 ( )( ) 14(20)9(14) 7 6 7 1 1 ( )(70) (4)422 (1)2820 7 4 (14)(8) 0(4) 4.5(18.5) 1 1 ()() 131(25) (5)443 6 3 511(18)(1) 7.7(2.1)(4.7)9.3 2 1 1 3 9 2 ()() 3.3()(4.8) 7 6 4 5 5 5 3 5 ()(
4、)(4) 15(3)2(5) 7 7 6 1 1 ( )( ) 14(18)6(10) 5 8 7 1 (0.8)(700) (1)352 (1)1651 7 1 1 1 ()()0 25(3)3(1 5 6 2 1 4 9 ( )( ) 24(11)7(20) 2 5 8 1 2 ( )(90) (3)243 (1)2532 5 3 (3)(2) 1(10) 1.5(3) 1 1 ()() 103(174) (3)333 8 6 124(18)(17) 1.1(9.4)(3.9)6 2 1 1 3 8 1 ()() 9.3()(4.5) 3 9 7 5 5 5 1 3 ()()(4) 1(4
5、)2(5) 7 7 1 1 4 ( )( ) 26(22)10(15) 6 6 5 1 (0.3)(200) (4)412 (1)2066 4 1 1 1 ()()0 2(4)2(4 4 4 3 1 9 1 ( )( ) 20(26)5(16) 3 8 2 4 3 ( )(10) (2)313 (1)2241 5 2 (11)(9) 20(11) 11(20.5) 1 1 ()() 191(115) (0)312 3 7 3012(15)(6) 0.6(3.1)(0.5)3.6 2 1 1 2 9 4 ()() 4.2()(3.7) 3 9 5 5 5 5 4 3 ()()(1) 1(1)3(
6、2) 7 7 1 1 4 ( )( ) 22(20)6(17) 2 2 3 1 (0.2)(800) (1)323 (1)2738 8 1 1 1 ()()0 6(4)3(1 7 9 8 1 1 1 ( )( ) 20(12)6(14) 5 2 3 3 4 ( )(10) (4)433 (1)1553 2 3 (18)(11) 1(2) 12(19) 1 1 ()() 133(137) (0)353 8 3 115(15)(30) 3.8(6.6)(4.4)9.1 2 1 1 4 4 9 ()() 6.6()(7.2) 9 8 9 7 5 5 3 5 ()()(10) 1(2)3(5) 7 7
7、 1 1 1 ( )( ) 6(28)1(20) 6 4 5 1 (0.4)(100) (1)423 (1)2793 3 1 1 1 ()()0 25(4)2(5 8 2 6 1 1 1 ( )( ) 10(14)10(16) 2 6 5 4 1 ( )(10) (3)352 (1)1850 5 2 (8)(14) 18(10) 10.5(6.5) 1 1 ()() 203(116) (5)313 7 7 264(21)(7) 8.7(6.5)(3.6)9.4 2 1 1 3 4 2 ()() 3.8()(2.9) 9 3 3 7 5 5 2 6 ()()(1) 17(1)3(2) 7 7 3
8、 1 4 ( )( ) 14(19)8(18) 2 8 5 1 (0.7)(200) (5)413 (1)1083 8 1 1 1 ()()0 12(4)2(5 9 3 9 1 6 4 ( )( ) 21(15)3(16) 6 5 3 1 1 ( )(80) (4)333 (1)1158 3 3 (1)(17) 7(19) 13(13.5) 1 1 ()() 131(76) (4)213 5 5 395(14)(22) 10(6.5)(2)6.2 2 1 1 2 7 1 ()() 6.3()(5.8) 5 5 9 7 5 5 3 3 ()()(3) 17(3)2(5) 7 7 1 1 2 (
9、)( ) 7(22)1(12) 9 2 3 1 (0.2)(2) (4)223 (1)2768 4 1 1 1 ()()0 17(2)3(1 5 9 7 1 1 1 ( )( ) 19(17)3(16) 7 2 2 6 1 ( )(50) (5)342 (1)2909 5 5 (8)(7) 11(5) 10(5) 1 1 ()() 165(38) (3)224 2 5 810(9)(20) 3(4.7)(2.3)3.1 2 1 1 2 7 9 ()() 9.9()(3.9) 9 5 4 5 5 5 4 4 ()()(8) 28(1)3(5) 7 7 4 1 1 ( )( ) 18(15)5(1
10、5) 3 6 5 1 (0.6)(9) (5)223 (1)2611 5 1 1 1 ()()0 2(1)2(2 9 7 2 1 1 5 ( )( ) 20(23)5(19) 5 2 4 1 2 ( )(20) (5)242 (1)1953 2 3 (2)(17) 16(20) 0.5(6.5) 1 1 ()() 11(176) (3)222 8 4 811(21)(9) 10(8.9)(1.1)0.1 2 1 1 4 1 2 ()() 9.1()(5.8) 3 7 7 5 5 5 4 4 ()()(6) 6(1)3(5) 7 7 1 1 8 ( )( ) 14(26)1(14) 5 6 7
11、1 (0.2)(100) (5)233 (1)1624 3 1 1 1 ()()0 24(1)3(1 8 5 2 1 5 1 ( )( ) 6(17)3(14) 4 6 5 1 7 ( )(20) (3)352 (1)1428 2 8 (16)(16) 0(10) 14(21) 1 1 ()() 132(137) (5)352 2 5 347(9)(5) 8.3(8.4)(4.7)0.2 2 1 1 2 7 1 ()() 1.3()(5.4) 7 5 2 5 5 5 3 3 ()()(9) 30(4)2(4) 7 7 5 1 6 ( )( ) 12(12)3(18) 4 6 5 1 (0.9)(60) (1)253 (1)2096 5 1 1 1 ()()0 20(3)2(1 8 3 7 1 9 1 ( )( ) 22(10)6(18) 3 8 4 1 1 ( )(40) (1)342 (1)1413 7 6 (18)(11) 14(17) 4(14.5) 1 1 ()() 02(33) (0)244 4 9 225(27)(24) 3.7(8.5)(1.9)2.6 2 1 1 3 8 8 ()() 2.2()(6.1) 5 5 5 5 5 5
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