1、初一数学上册有理数混合运算题精选33(4)(13) 8(9) 2(4) 1 1 () () (10)6(2.5) 4 7 1 () 4 (12)200.125 3 1 6 ( )( )(9) 0(2919) 6 5 19 (18) 19(1.9)0(82.7) 18 (10)(2) 6(20) 7(4) 1 1 () () (8)18(5) 7 2 1 () 20 (20)140.125 6 6 1 ( )( )(5) -1(1169) 5 8 1 (6) 13(2.8)0(21) 16 (1)(3) 5(19) 6.5(11) 1 1 () () (10)16(1.75) 6 4 1 ()
2、18 (4)120.5 8 1 8 ( )( )(7) 0(2079) 2 7 1 (14) 3(3)0(76.2) 2 (1)(1) 1(18) 2.5(7) 1 1 () () (6)18(3.5) 6 6 1 () 16 (20)81.25 5 3 1 ( )( )(2) 0(2091) 2 8 19 (16) 3(8.3)0(67.2) 18 (7)(8) 2(9) 3.5(4) 1 1 () () (8)12(1.25) 4 6 1 () 4 (20)212.5 4 5 1 ( )( )(7) 0(1030) 4 6 19 (8) 5(9)0(58.5) 18 (6)(10) 8(1
3、5) 2(5) 1 1 () () (9)12(2.5) 8 3 1 () 18 (16)1625 2 7 1 ( )( )(7) 1(2892) 6 8 17 (16) 17(5.5)0(56.2) 16 (1)(5) 2(13) 9(3) 1 1 () () (3)16(4.25) 6 8 1 () 20 (4)1212.5 8 1 9 ( )( )(9) 0(1346) 2 8 3 (12) 13.5(4.9)0(42.4) 4 (6)(10) 10(15) 5.5(19) 1 1 () () (9)10(3) 3 8 1 () 20 (4)80.125 5 1 1 ( )( )(7)
4、0(1605) 4 4 11 (4) 18(6.5)0(89.6) 12 (5)(7) 5(12) 1(17) 1 1 () () (7)10(3.25) 2 3 1 () 14 (16)20.05 2 1 1 ( )( )(10) 0(1532) 6 3 7 (14) 1(8.6)0(94.3) 6 (10)(3) 4(18) 1.5(8) 1 1 () () (1)16(2.75) 6 9 1 () 14 (12)60.25 8 1 1 ( )( )(2) 1(2286) 7 4 1 (2) 19(3)0(93.3) 2 (2)(1) 7(7) 7.5(16) 1 1 () () (6)1
5、4(5) 2 7 1 () 20 (16)81.25 6 6 5 ( )( )(2) 0(2228) 5 4 9 (16) 19(9.7)0(62.6) 8 (5)(9) 8(4) 10(13) 1 1 () () (8)20(1.5) 7 2 1 () 10 (8)1612.5 8 1 3 ( )( )(8) 1(2464) 2 2 17 (4) 19.5(6.5)0(77.1) 16 (2)(14) 5(5) 3(17) 1 1 () () (9)14(4.25) 4 5 1 () 6 (16)212.5 7 5 1 ( )( )(9) 1(1444) 4 7 5 (12) 4(0.2)0
6、(87.1) 4 (3)(1) 4(12) 6.5(9) 1 1 () () (10)4(4.5) 5 4 1 () 10 (16)812.5 7 1 5 ( )( )(2) 0(2261) 4 4 11 (16) 10(3.1)0(39.2) 10 (7)(5) 6(9) 9(15) 1 1 () () (2)10(2) 6 4 1 () 2 (16)162.5 8 1 6 ( )( )(6) 1(2165) 5 5 5 (20) 5.5(5)0(92.8) 4 (3)(1) 6(10) 10(17) 1 1 () () (2)14(3.5) 5 3 1 () 20 (16)8250 6 1 6 ( )( )(4) 1(2160) 5 5 7 (6) 15(0.8)0(77.8) 8 (4)(19) 5(3) 4(17) 1 1 () () (1)16(3) 4 3 1 () 8 (12)812.5 6 1 1 ( )( )(4) 1(1286) 6 6 1 (12) 1.5(4)0(20.3) 6 (8)(1) 2(4) 4.5(9) 1 1 () () (4)20(1.25) 2 9 1 () 8 (20)145 2 8 3 ( )( )(2) -1(1539) 7 2 19 (8) 4.5(8.9)0(77.6) 18 (4)(4)
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