1、有理数计算题专项练习 110(2)(6) 6(4) 7.5(11) 1 1 () () (2)10(4.5) 8 3 1 () 18 (12)10250 3 1 1 ( )( )(7) 0(2912) 7 7 13 (4) 19.5(5.7)0(77.7) 14 (3)(19) 7(3) 8.5(3) 1 1 () () (3)18(3) 5 6 1 () 6 (12)160.25 4 1 1 ( )( )(9) 0(1227) 7 6 1 (12) 19(6)0(11.4) 10 (1)(9) 6(14) 7.5(4) 1 1 () () (8)8(2.75) 8 5 1 () 8 (12)
2、101.25 5 1 1 ( )( )(4) 0(1127) 6 5 3 (20) 15.5(7.5)0(15.3) 4 (1)(3) 5(13) 8.5(20) 1 1 () () (9)6(2) 8 3 1 () 12 (20)60.05 3 1 3 ( )( )(5) 1(1973) 4 2 19 (8) 14.5(7.8)0(66.1) 18 (6)(20) 1(5) 3(12) 1 1 () () (1)6(5) 2 6 1 () 16 (12)181.25 7 5 1 ( )( )(5) 0(1157) 4 4 1 (14) 0.5(2.7)0(71.8) 16 (3)(8) 6(
3、7) 6.5(5) 1 1 () () (1)4(0.25) 5 3 1 () 16 (8)181.25 4 1 1 ( )( )(9) 1(2691) 8 6 21 (8) 10.5(0.5)0(89.6) 20 (7)(7) 7(2) 6(19) 1 1 () () (5)6(0.25) 6 4 1 () 10 (12)40.125 3 1 1 ( )( )(6) 1(1265) 4 5 1 (12) 6.5(3.1)0(36.5) 10 (3)(20) 7(2) 3.5(17) 1 1 () () (5)8(3.5) 4 4 1 () 12 (20)250 8 1 3 ( )( )(4)
4、 -1(1924) 5 2 17 (6) 12.5(6.1)0(45.3) 18 (2)(16) 3(19) 1(8) 1 1 () () (7)12(1.75) 5 5 1 () 20 (16)205 8 1 5 ( )( )(2) -1(1663) 2 4 3 (4) 3(9.4)0(21.2) 4 (10)(4) 1(12) 3.5(14) 1 1 () () (2)10(0.5) 6 7 1 () 4 (16)165 3 1 1 ( )( )(10) 1(1952) 6 4 7 (14) 14(6.2)0(73.4) 8 (4)(13) 5(3) 4(8) 1 1 () () (8)4
5、(0.5) 3 4 1 () 20 (4)60.125 5 1 8 ( )( )(10) 1(1816) 3 7 1 (14) 3(7.6)0(31.9) 4 (7)(2) 10(18) 2.5(7) 1 1 () () (6)4(4) 7 7 1 () 20 (8)125 4 7 1 ( )( )(6) 0(2308) 6 4 13 (2) 10.5(4.9)0(87.1) 12 (8)(19) 6(11) 3.5(1) 1 1 () () (10)20(3.25) 4 2 1 () 20 (4)45 7 1 7 ( )( )(5) 1(2093) 5 6 9 (18) 14.5(6.7)0
6、(50.7) 8 (10)(11) 9(14) 8(11) 1 1 () () (9)6(1.25) 2 9 1 () 12 (12)14125 7 3 7 ( )( )(3) 0(2774) 2 6 15 (2) 11.5(9.4)0(63.1) 16 (2)(2) 10(6) 7.5(15) 1 1 () () (10)18(0.25) 5 4 1 () 6 (4)121.25 7 1 4 ( )( )(9) -1(2549) 5 3 19 (10) 1.5(3.4)0(58) 20 (6)(11) 7(13) 1(11) 1 1 () () (8)2(4.75) 4 3 1 () 14
7、(8)250 6 4 7 ( )( )(3) -1(1696) 3 6 7 (6) 3(3.1)0(61.7) 8 (6)(9) 2(12) 5(15) 1 1 () () (3)16(1) 2 7 1 () 4 (20)100.5 4 1 1 ( )( )(2) -1(1792) 4 4 1 (4) 7(3.5)0(18) 20 (3)(19) 1(12) 2.5(10) 1 1 () () (10)4(3.75) 5 4 1 () 4 (20)105 4 1 7 ( )( )(10) 0(1431) 4 6 21 (12) 2(5)0(63.7) 20 (8)(1) 10(19) 7.5(
8、2) 1 1 () () (2)12(0.25) 5 7 1 () 20 (8)142.5 4 1 1 ( )( )(7) 0(2859) 2 3 1 (6) 3(4.6)0(65.5) 8 (2)(17) 1(4) 1(13) 1 1 () () (7)6(1) 7 3 1 () 4 (20)185 5 9 1 ( )( )(5) 0(1802) 8 6 9 (8) 15(5.8)0(68.1) 8 (8)(8) 3(14) 6.5(9) 1 1 () () (8)12(4.25) 8 6 1 () 18 (4)60.25 3 1 1 ( )( )(4) -1(2491) 4 5 15 (14) 9(5.2)0(52.4) 16 (8)(20) 3(16) 5(6) 1 1 () () (10)8(5) 5 3 1 () 6 (4)40.5 2 1 1 ( )( )(7) -1(2567) 6 3 3 (6) 18.5(9.8)0(21.1) 2 (9)(9) 5(14) 10(16) 1 1 () () (5)14(3) 8 4 1 () 10 (4)1625 4 9 4 ( )( )(9) 1(2711) 8 3