小数四则混合运算计算题

1、(1) 0.11X1.8+8.2X0.11(2) 2.34X99+2.34(3) 5.4+2.7X0.8(4) 132X101(5) 6.25+1.25+0.8(6) 2.5X16(7) 6.33X101-6.33(8) 1.56X1.7+0.44X1.7(9) 1.8X(3.41-2.9)+0.03(10) 0.125X32X2.5(11) 1.258X18.5-0.258X18.5(12) 8.48+0.8X0.9(13) 1.25X2.4(14) 5.85+(1.3+0X6(15) 17.17-6.8-3.2-6.17(16) 5.4X(1.3+2.15)+0.2(17) 8.4+0.6

2、+8.4+0.4(18) 16.8X10.1(19) 10.9-0.9+0.2+1.8(20) 1.25X3.2X0.25(21) 1.36+4.85+2.64+6.15(22) 98.5+2.5+4(23) 5.4+2.5X(3.72.9)(24) 0.8X(43.68)+0.01(25) 83.7-12.83-0.17(26) 5.96+13X(3.2-3.12)(27) 4.32+2.4X1.7(28) 16.2X4.5+3.8X4.5(29) 9.05-3.86-3.14(30) 7.28+0.72+0.9314.32+5.43+6.68(32) 17.17-6.8-3.2(33) 5

3、.29X9+5.29(34) 16.8X10.1(35) 2.74X9.5+5X0.274(36) 0.36+9.6+3.2(37) 3.75X25+6.25X25(38) 25.46-8.23-1.76(39) 2.9+7.1X10(40) 1.25X32X0.25(41) 15.68-(7.78-4.32)-2.32(42) 0.25X3.2X1.25(43) 9.99X1.01(44) 4.63X1.4+46.3X0.86(45) 17.5+0.8+12.5(46) 0.9+9.9+99.9+999.9(47) 2.9X99+2.9(48) 25X11.2X4(49) 23.25-6.7

4、5-3.25(50) 125X3.2X2.5(51) 3.6X10.1(52) 5.8X2.7+0.58X73(53) 3.6+6.4X1.8(54) (1.48+3.02)+(3.6X0.5)(55) (36.7-4.9)X101-31.8(56) 6.33X101-6.33(57) 35.6-5X1.73(58) 1.6X55.4-55.4X0.6(59) 17.68+5.2+2.7X1.5(60) 1.08X0.8+0.27(61) 102X0.45(62) 22.78+1.25+0.8(63) 0.34X101-0.34.(64) 0.125X32X2.5(65) 0.8X6.3-0.

5、8X3.8(66) 504+3.2X2.08(67) (20-0.8X9)X5.7(68) 2.4X1.5+3.6+1.5(69) 7.38-5.14+3.62-2.86(70) 0.12X1.8+8.2X0.12(71) 5.4+0.51+(1.2-1.03)(72) (8.1-5.6)X0.9-1.05+0.04(73) 10.8-0.8-(0.35+0.05)(74) 8X1+(2.3-2.25)(75) 2.64X9.9+0.264(76) 4.52+0.61+1.39+6.48(77) 4.27-(1.96-1.73)(78) (294.4-19.2X6)+(6+8)(79) 12.

6、5X0.76X0.4X8X25(80) 4.98+8.02X2.5(81) 60.8-40.8+2.5(82) 0.8X69.6X12.5(83) 4.98X99+4.9(84) 6.48+3.2+2.5(85) 1.2X7.6+7.6X6.8(86) (9.4-5.8)X2.07(87) 12.54-4.56-3.44-1.54(88) (9.36X5+9.36+9.36X2)乂1.25(89) 7.236+0.18-14.3X0.02(90) 9.6+0.4X0.25(91) 29.7+(5.85+0.65)(92) 7.4X9.9(93) 3.84-2.7X0.64(94) 8.68-8

7、.68+0.56X0.5(95) 4.7X4.7+4.7+4.3X4.7(96) 2.72+(8.2-6.5)乂0.5(97) 9.12+9.12X9-60.2(98) 28.4+0.4+0.25(99) 27.36-27.36+7.6(100) 3.25X0.45+6.75X0.45(101) 31.5-24.5+3.5(102) 7.5X102(103) 6.3+3.7X2.8(104) 2.15+8.73+1.27+7.85(105) 11.87-(8.2+1.87)(106) 5.42-3.87-1.13(107) 4.38-1.56+0.62-0.44(108) 0.4X270X2(

8、109) (40+1.25)X8(110) (12.5-0.05)X8(111) 2.6X8.5+8.5X7.4(112) 9.9X6.9-6.9X3.9(113) 5.6X99+5.6(114) 2.5X(1.9+1.9+1.9+1.9)(115) 7.2+1.25+8(116) 52.4-(15+0.6)+1.6(117) 9.87X99+9.87(118) 46.8+0.9+0.4(119) 5.5X17.3+6.7X5.5(120) 99X4.2+4.2(121) 0.25X1.25X3.2(122) 6.4X14+15X6.4+6.4(123) (1.3+1.3X0.125X8)+(

9、80-77.4)(124) 4X(25+2.5+0.25)+111(125) 6.25一(17.2-3.6X4.5)+0.32(126) 28.4X99+28.4(127) 0.94X2.5-0.45(128) 4X0.8X12.5X2.5(129) 17.5+0.25X17+13(130) 10.1X87(131) 2.3+3.19+(22-19.8)(132) 1.25X7.2(133) 9.1-1.2+6-6.24(134) 7.3+12.8-3.8X2.3(135) (5.36+7.64)+13X100(136) 7.575+(5.63-1.88)X0.2(137) 7.5-(5.5+

10、1.24)(138) 0.26+15.68+9.74+2.32(139) 13.26+9.55-3.26(140) 6.1+3.9-6.1+3.9(141) 31.7+0.63(保留2位小数)(142) 2.4X1.5+3.6+1.5(143) 0.32X0.25+0.08+4(144) (9.6+1.48+3.7)+8(145) 5.8-4X(1.34-0.14)(146) 5.4+0.51+(1.2-1.03)(147)21.35-3.25-16.75(148)33.02-(148.4-90.85)+2.5(149)32X2.5X0.125(150)18.1+(3-0.299-0.23)(

11、151)67-(2.98+0.67)(152)8X16-73.8X6(153)(45+14)+73+710(154)13.7X0.125X8(155)0.8X13-(3.12+5.28)(156)102X0.56(157)1.53X1.7+0.47X1.7(158)5.18+0.73+0.82(159)0.75X1.8+1.5(160)12.5X7.1X0.8(161)6.12X99+6.12(162)8.6+0.86+8X0.35(163)5.6X(18.5-8.5+0.5)(164)0.125X4.78X80(165)2.8X3.6+1.4X2.8(166)(0.4+40)X2.5(167

12、)78.7-17.7X3.6(168)18+0.3X(8-6.5)(169)12.7+12.5+0.5(170)91+2.6+0.05(171)6.3X3.7+6.3X6.3(172)(3.7+1.7X0.4)+2.5(173)7.28+3.2+2.5(174)0.74+0.9X7.4(175)7.8+0.125+0.8(176)37.5+0.3X(1.34-0.84)(177)(2.5+27.75+1.5)义1.6(178)6.21-3.8+2.2(179)6.03+3.7+2.97(180)17.43-6.57-2.43(181)20.47-(1.47+6.8)(182)13.26+4.7

13、1+3.47+5.29(183)22.74+8.68-13.74(184)10+0.2+2.5(185)64X4.5+3.6X45(186)1.25X3.2X0.8(187)14.5X102(188)14.64+3.7X2.8(189)8.4+0.21+0.5(190)0.125X9X8X0.3(191)4.62+5+0.66(192)5.78X2.3+5.78+5.78X6.7(193)7.75X20+(3.24-3.04)(194)1.25X0.5X8X0.2(195)0.97X9+0.97(196)5.4+3X(3.82.9)(197)0.4X(3.2-0.8)+0.15(198)5.7

14、+1.9X0.2+7.6(199)32.4X6.3+32.4X3.7(200)18.2-10.6X(0.9-0.75)(201)0.25X3.85X40(202)1.46X3.5+3.5X4.54(203)7X12.5X0.8(204)4.7X3.6+4.7X6.4(205)1.45X(2.8+4.4)+2.4(206)4.2X(6.18-3.03)+6.3(207)15.02-6.8-(1.02+1.2)(208)0.6X(5-0.68)+1.2(209)2.7+4+6.3X0.25(210)(6.02+2.8)+0.4-2.05(211)3.08X3.5+6.2X3.08+3.08X0.3

15、(212)2.3+3.91+(22-19.7)(213)21.6+64.8-(48.6-2.7X2)(214)93.6X3.6+1.4X3.6(215)0.25X0.8X0.125X0.4(216)2.7X1.5-2.7(217)9.08+5.45+11.92+4.55(218)1.25X30X1.2X0.8(219)0.6+0.94-0.208(220)4.85X1.25X8(221)(64-22.4+1.4)乂1.2(222)18.3-6.25-3.75(223)2.8X3.6+1.4X2.8(224)6.6+14.5-(1.7+1.8)(225)0.25X9.87X4(226)36.7X

16、2.1+10.8(227)8.45-0.45X0.1(228)0.73X102(229)7.8X5.6+2.3X4.4(230)76.3X27-76.3X17(231)7.05X23.7+7.05X76.3(232)(7.6-5.2)-0.4+2.54X32(233)17.68+5.2+2.7X1.5(234)35.6-5X1.73(235)(1.1-0.78)X(2.7-1.95)(236)1.3X0.75X4(237)1.08+1.8X1.2(238)50.4X1.9-1.8(239)0.82X0.25+1.18X0.25(240)8.5X(2.36+2.42)+0.25(241)3.9+(1.3+0.6)X6-3.6(242)4.25X6.3+3.7X4.25(243)205X0.99(244)25.6-7.49-2.51(245)2.5-(6.8-4.9)X0.8(246)102X4.5(247)3.4+(1.2+0.5)X5(248)8X(20-1.25)(249)0.654+10.9X6.5(250)22.7X1.25X0.8(2