1、2020年最新2020年2021年最新 小数混合运算专项练习276题(能简便的要简便运算) (1) 0.111.8+8.20.11(2) 2.3499+2.34(3) 5.42.70.8(4) 132101(5) 6.251.250.8(6) 2.516(7) 6.331016.33 (8) 1.561.7+0.441.7(9) 1.8(3.412.9)0.03(10) 0.125322.5(11) 1.25818.50.25818.5(12) 8.480.80.9(13) 1.252.4(14) 5.85(1.3+0.5)6(15) 17.176.83.26.17(16) 5.4(1.3+2
2、.15)0.2(17) 8.40.6+8.40.4(18) 16.810.1(19) 10.90.90.2+1.8(20) 1.253.20.25(21) 1.36+4.85+2.64+6.15 (22) 98.52.54 (23) 5.42.5(3.72.9)(24) 0.8(43.68)0.01 (25) 83.712.830.17 (26) 5.96+13(3.23.12)(27) 4.322.41.7;(28) 16.24.5+3.84.5;(29) 9.053.863.14;(30) 7.28+0.720.9(31) 4.32+5.43+6.68(32) 17.176.83.2(33
3、) 5.299+5.29(34) 16.810.1(35) 2.749.5+50.274(36) 0.36+9.63.2(37) 3.7525+6.2525(38) 25.468.231.76(39) 2.9+7.110(40) 1.25320.25(41) 15.68(7.784.32)2.32(42) 0.253.21.25(43) 9.991.01(44) 4.631.4+46.30.86(45) 17.50.812.5(46) 0.9+9.9+99.9+999.9(47) 2.999+2.9(48) 2511.24(49) 23.256.753.25(50) 1253.22.5(51)
4、 3.610.1(52) 5.82.7+0.5873(53) 3.6+6.41.8(54) (1.48+3.02)(3.60.5)(55) (36.74.9)10131.8(56) 6.331016.33(57) 35.651.73(58) 1.655.455.40.6(59) 17.685.2+2.71.5(60) 1.080.80.27(61) 1020.45(62) 22.781.250.8(63) 0.341010.34(64) 0.125322.5(65) 0.86.30.83.8(66) 5043.22.08(67) (200.89)5.7(68) 2.41.5+3.61.5(69
5、) 7.385.14+3.622.86(70) 0.121.8+8.20.12(71) 5.40.51(1.21.03)(72) (8.15.6)0.91.050.04(73) 10.80.8(0.35+0.05)(74) 81(2.32.25)(75) 2.649.9+0.264(76) 4.52+0.61+1.39+6.48 (77) 4.27(1.961.73)(78) (294.419.26)(6+8)(79) 12.50.760.482.5(80) 4.98+8.022.5(81) 60.840.82.5(82) 0.869.612.5(83) 4.9899+4.9(84) 6.48
6、3.22.5(85) 1.27.6+7.66.8(86) (9.45.8)2.07(87) 12.544.563.441.54(88) (9.365+9.36+9.362)1.25(89) 7.2360.1814.30.02(90) 9.60.40.25(91) 29.7(5.850.65)(92) 7.49.9(93) 3.842.70.64(94) 8.688.680.560.5(95) 4.74.7+4.7+4.34.7(96) 2.72(8.26.5)0.5;(97) 9.12+9.12960.2;(98) 28.40.40.25;(99) 27.3627.367.6(100) 3.2
7、50.45+6.750.45(101) 31.524.53.5(102) 7.5102(103) 6.3+3.72.8(104) 2.15+8.73+1.27+7.85(105) 11.87(8.2+1.87)(106) 5.423.871.13(107) 4.381.56+0.620.44(108) 0.42702(109) (40+1.25)8(110) (12.50.05)8 (111) 2.68.5+8.57.4(112) 9.96.96.93.9(113) 5.699+5.6 (114) 2.5(1.9+1.9+1.9+1.9)(115) 7.21.258(116) 52.4(15+
8、0.6)1.6(117) 9.8799+9.87(118) 46.80.90.4(119) 5.517.3+6.75.5(120) 994.2+4.2(121) 0.251.253.2(122) 6.414+156.4+6.4(123) (1.3+1.30.1258)(8077.4)(124) 4(25+2.5+0.25)111(125) 6.25(17.23.64.5)0.32(126) 28.499+28.4 (127) 0.942.50.45(128) 40.812.52.5(129) 17.50.2517+13(130) 10.187(131) 2.3+3.19(2219.8)(132
9、) 1.257.2(133) 9.11.266.24(134) 7.3+12.83.82.3(135) (5.36+7.64)13100(136) 7.575(5.631.88)0.2(137) 7.5(5.5+1.24)(138) 0.26+15.68+9.74+2.32(139) 13.26+9.553.26(140) 6.1+3.96.1+3.9(141) 31.70.63(保留2位小数) (142) 2.41.5+3.61.5(143) 0.320.25+0.084 (144) (9.6+1.483.7)8(145) 5.84(1.340.14)(146) 5.40.51(1.21.0
10、3)(147) 21.353.2516.75 (148) 33.02(148.490.85)2.5(149) 322.50.125 (150) 18.1+(30.2990.23)1(151) 67(2.98+0.67)(152) 81673.86(153) (45+14)73+710(154) 13.70.1258(155) 0.813(3.12+5.28)(156) 1020.56(157) 1.531.7+0.471.7(158) 5.18+0.73+0.82(159) 0.751.81.5(160) 12.57.10.8(161) 6.1299+6.12(162) 8.60.86+80.
11、35(163) 5.6(18.58.50.5)(164) 0.1254.7880(165) 2.83.6+1.42.8(166) (0.4+40)2.5(167) 78.717.73.6(168) 180.3(86.5)(169) 12.7+12.5+0.5(170) 912.60.05=(171) 6.33.7+6.36.3=(172) (3.7+1.70.4)2.5=(173) 7.28+3.22.5=(174) 0.74+0.97.4=(175) 7.80.1250.8=(176) 37.50.3(1.340.84)(177) (2.5+27.751.5)1.6(178) 6.213.8
12、+2.2(179) 6.03+3.7+2.97(180) 17.436.572.43(181) 20.47(1.47+6.8)(182) 13.26+4.71+3.47+5.29(183) 22.74+8.6813.74(184) 100.22.5(185) 644.5+3.645(186) 1.253.20.8(187) 14.5102(188) 14.64+3.72.8(189) 8.40.210.5(190) 0.125980.3(191) 4.6250.66(192) 5.782.3+5.78+5.786.7(193) 7.7520(3.243.04)(194) 1.250.580.2
13、(195) 0.979+0.97(196) 5.433.82.9(197) 0.4(3.20.8)0.15 (198) 5.7+1.90.27.6(199) 32.46.3+32.43.7 (200) 18.210.6(0.90.75)(201) 0.253.8540 (202) 1.463.5+3.54.54(203) 712.50.8(204) 4.73.6+4.76.4(205) 1.45(2.8+4.4)2.4(206) 4.2(6.183.03)+6.3 (207) 15.026.8(1.02+1.2 ) (208) 0.6(50.68)1.2(209) 2.74+6.30.25(2
14、10) (6.02+2.8 )0.42.05 (211) 3.083.5+6.23.08+3.080.3(212) 2.3+3.91(2219.7)(213) 21.664.8(48.62.72)(214) 93.63.6+1.43.6 (215) 0.250.80.1250.4 (216) 2.71.52.7(217) 9.08+5.45+11.92+4.55 (218) 1.25301.20.8(219) 0.6+0.940.208(220) 4.851.258(221) (6422.41.4)1.2(222) 18.36.253.75(223) 2.83.6+1.42.8(224) 6.
15、614.5(1.7+1.8)(225) 0.259.874 (226) 36.72.1+10.8 (227) 8.450.450.1(228) 0.73102 (229) 7.85.6+2.34.4 (230) 76.32776.317(231) 7.0523.7+7.0576.3(232) (7.65.2)0.4+2.5432(233) 17.685.2+2.71.5(234) 35.651.73(235) (1.10.78)(2.71.95)(236) 1.30.754(237) 1.081.81.2(238) 50.41.91.8(239) 0.820.25+1.180.25(240)
16、8.5(2.36+2.42)0.25(241) 3.9(1.3+0.6)63.6(242) 4.256.3+3.74.25(243) 2050.99(244) 25.67.492.51(245) 2.5(6.84.9)0.8 (246) 1024.5(247) 3.4(1.2+0.5)5(248) 8(201.25)(249) 0.654+10.96.5(250) 22.71.250.8(251) 3.912.8+6.092.8(252) 6.23+3.09=(253) 132.459.8=(254) 6.620.84=(255) 2.070.023=(256) 20.026(8.6+9.7)
17、0.9230.19(257) 0.125322.5(258) 0.86.30.83.8 (259) 50.43.22.08(260) 204(3.40.5)(261) (43.26+2.34)7.5(262) (200.89)5.7(263) 13.250.8+1.751.2; (264) 2.599+2.5;(265) 10.36+4.816.55; (266) 12.52.4(267) 38.7819.59+41.2230.41 (268) 2.744.86+4.866.26+4.86(269) 0.08(12.5+2.5)0.1 (270) 25.92+(10.114.50.2)(271) 0.48712.548.7 (272) (8.16+2.09)(10.39.3)0.4(273) 1.561.7+0.441.7(274) 12.5(7.21.9)0.8(275) 0.252010+20.1075(276) 30.8(6.344.59)4
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