小學(xué)數(shù)學(xué)總復(fù)習(xí)--混合運(yùn)算專項(xiàng)練習(xí)500題(有答案)

1、(14)7小學(xué)數(shù)學(xué)總復(fù)習(xí)-混合運(yùn)算專項(xiàng)練習(xí) 500 題（有答案）131 -(4+8)127(3) (1- - x-)寧-6597525亠(8-6)127(15)(1 -6x2)亠9(16) (1(5)11-(1 + -)12912(6)254丄50(12)1 1化x-亠(-+|)26312-(1-)(8)8 2+ 15 3(9) (3 * 5-)r2+4)643 9（10）1-（4+|）亠3.5-)X-十45511254x2-1亠15362(17)8(18)（19）（6(20)(丄+）ri23(21)1-3+4X -553(23)72X(1-亠丄)234(25)9Hx 2+34251(22)+

2、-97182241(24)2-3563 451(26)+x -+-8 563(27)+寧711 11(28)483(29)8x( 9+4)(30)7+8(31)4511+:+584 2(32) 2(33)30 x(1+2-1)652(34)72,41+-+ -835 65913(35)6-石X-10(36)1313(37)12X(38)3 5+8(39)4-15(40)48X(131+1)24(41)25十9+色25(42)24X(16+1)(43)(3+丄)X60-2754(44(45)(1-1)X7057(46)32X 96(47)3x8+3x255(48)15X3+15X -7(9+4-

3、即X 72(50) 721+1)34(52) 301+1)3 691127 14(53)二X (-+-)(54)76 3(55)(6.8-6.8X0.45)+8.552(57)5X18-14X-97(59)14X - - X1276-5225(61)(-2)X5553(63) X99+ 25257111 5+X18518(56) 0.12X4.8-(0.12X4.8)42523(58)-X +X516341739(60)X3242415/ 71、1(62)_ +-)X161262(64)(175%-(1+1)41(65) 204-丄 +204X9(66)2.7-(1-20%-18%)(67)

4、(160%) 7-20487(68)44 39811915 3.3,.1447(69)(70)9-0.25X9-0.25(71)35 (4一2)75(72)45 -(3411(73)3)(74)66 -7(75)+2)(76+1)X24(77)2(22X2(78)X155115(79)(80)(81)0X(82) (83)-8i-(17-8xl2)了-0.25(84)31.2 16x(1-0.125) + 1-(85)6右 2.5-21(86) (111+999)56(| -33)(87)42-(2.5+1.9)X(0.5-0.5)(88) 4I -2.5+1.9 X(0.5-0.5)(89)

5、 42-2.5+1.9 X0.5-0.55(9024二-(2.5+1.9 .5)卜0.55(91)24 -(2.5+1.9) 0.5-0.5)5(92)42-(2.5+1.9).5-0.55(93)121-41-21-51-12.5%(94)0.1254 +18.25+12.5%(95)(7138坨)1316(96) 2.50.4喝(97)15春-2.25-7(98)157屆+(亦-4(99)10(-0.5)5(100) (2.7-4.25)迄8(101)1.25+1 1X7.4+125%-8(102) 10-4.68叼.2+0.05(103)1 7X5 卡-|(104) 18.09X(1.5

6、+2 | ) -3.75-1 (105)0.84 P.3+(1.96X8.9)(106)(107)1325+540T8X5(108)2.5吒+9.5X1+4X0.125(109) 2.1+7訊 3 右-1.625)2X2(110) 2.5X2 -2.1 2 +9.63(111)(71+71X2+g )詔(112)3.8+請(qǐng) +6.2+3 彳(113)2X(4 -3.5)(114)(23+3 -1 I )X2(129)8.7X100+8.7(130)9.4-1.7-1.3(123)(6311) 4.8-136887(125)2.1X4.3+5.7X2.1242（126）（決（牛）(127)2.5

7、X0.8X4(128)1.1X0.6-0.6(115)2.5 吒+3.5 咼 +0.125(116) (0.05+4)-).25-1X125%(117) (9.5+9 2 +91+9.5)X121(118) 315133-(17+8 書)1351(119)(3 +4 -2 8 )訊 15 吒 0%)(120) (4.2526勺.7+6X1.)X525)嚴(yán)(121) 1001-9036-18(122)155123(124)15.36-3- -677(131)0.1 x 0.9 x 3(132)10.5x0.4(133)8.05x0.2x0.1(134)8x12.5x0.5(135) 4.5x20

8、.2(136)0.25x40 x0.1(137)21.2821.28-7.6x3.1(138)1.08-(3.94+34.3x0.2)(139) (548+452)x(87.48)(140)0.75+(1300.36x350)(142)0.46x7.5+0.46x2.5(143)100(70.256.2) x2.5(144)17.5x1.034.68-0.9(145) (96.9+86.7)-(96.986.7) (146)100 x0.16-(5.73.2 門(141)9.9x(165)24.8+14.6+15.4(166) 812-700-(9+31X11)(148)2.5X200(2.5

9、0.5)(149) (3703.778.8X24)-(78.86.3) (150) (500X3460+500)十2(152) (7100- 850X2)-(850+950)(153)12.451.350.65(154)101X1-1X2155(157)27.3+73.2+72.7(158)120-144-18+35(160) 347+45X2-4160-52(162) (58+37)X(64-9X5)(155)21.32(6.32+8.3)(156)50+160-40(147)5-4X6X10(151)(32+(159)585+189+215(161)5.851.750.25(163)5.8

10、5+1.89+2.15(164)178-145-5X6+42(187) 0.68X1.9+0.32X1.9(188) 10.75X0.6-3.9(178)6.5X(4.8-1.2X4)(180)5.8X(3.87-0.13)+4.2X3.74(183)5.48(6.352.52)+14( 184)920-1680-40-7(185)8.2X1.60.336-4.2(186) 12X6-7.2-2.6(181)371-371X0.13( 182)51+(2304-2042)X23(167)3.8+1.37+6.2+12.63(168)25.44+5.6+4.(169)4.72+0.1-4.72+

11、0.1(170)(58+37)-(64-9X5)(171)3168-7828-38+504(172)0.12X4.8-0.12-4.8(173)39-3+48-6( 174)2500+(360-160-4)(175)5.38+7.85-5.37132(176)2.6X- +2X -353(177) 6-1.19X3-0.43(179) 9+31X16(199)0.12X4.8-0.12X4.8(200) (121111-37)X5(201) (3.2X1.5+2.5) -1.6(203)3.2X6+(1.5+2.5) -1.6(189) (58+370)十(64-44)(190)240-40X

12、5(191)420+580-64X21-28(192)300-50X2(193)136+6X(65-345-23)(194)15-10.75X0.4-5.7(195)18.1+(3-0.299-0.23)X1(196) 30050X20X0(197)(6.8-6.8X0.55)-8.5(198)121111-37(202)280+650-13(204)412+750-5X36(205)1000(280+650-13)(206)0.68X1.9+0.32X1.9(207)287+650-26(208)10.15-10.75X0.4-5.7(217)2.9X(3.79-2.9)+0.62(221)

13、33.02(148.490.85) -2.5(223)25X425X4(224)600-20-5(225)3.61.28+3.09(226)600-(20X5)(209)70735X20(210)5.8X(3.87-0.13)+4.2X3.74(211) (120103)X50(212)32.52-(6+9.728-3.2) X2.5(213)760-10十38(214)(7.1-5.6)X0.9-1.15-2.5(215)(95(216)5.4-2.6X(3.7-2.9)+0.62(218)12X6-7.2-6(219)(270+(220)12X6-(12-7.2)-6(222)25X4-2

14、5X4(243)5X(825115-23)(244)21X(376376-8)(229)2.5+3.25+0.75+7.5(230)450-(1812)(231)3840103+17X25(232) 3840(103+17)X25(233)(412+750- 5)X36(234)(750+410)十5X36(235) 750-5+410X36(236) 35X(329129)(237) 15.35(5.35+7.2)(238) 35X329129X35(239) 3.631.25+17.378.75(227) 4.32 (1.26+2.34)(228) 450-1812(241) 16X580

15、-16(242) 640+360-60+40(240) 54-18+41X3(257) 10.9-(1.2+0.5)X5(258) 3.72.5+4.6(245)(143+429十13)X24(246) 396+126-18-19(247) 240240-15X4(248)(7225104X15)十55(249)3856-16+85X16(250) 4000-(16+832-13)(251)78X501440-12(252)(326+95X25)十37(253)72-(1.2+0.6)X5(254)(7236十18228)X28(255)41517+8712+3217(256)(427524X

16、75)十25(259) 1538534+4.8(260) 3.6(265) 1016+311202.45+1.6(266)7(267)2.6+8X0.5X3(268) 0.75寧0.3寧0.53.2(269) 310415+518(270) 3.6-(1.2+0.6) X5(271) 57+358411(272) 3.6-(1.2+0.5)X5(273) 24113015+616(274) 0.4X(3.20.8) -1.2(275)15167152.8(276) 5X(3.2+4.06)-6.05(261) 9028331322131813(262) 35.65X1.73(263) 1031

17、4(2314+3.9)(264) 6.75+2.52-12(277)1960+(1251415)(278) 4.5+1.43-1.31.230.5X14+0.83(293)4.8+2.7X4.02(294) (4.8+2.7) X4.02(281)1714(558+4.5)(282)3.6-0.41.2X5(283)523+6310+313+2.7(284)13.6X340.6-2(285)18.79(4.79+3.35)0.4(286)9.18-1.7+3.75-1.5(287)3.82+(7382.82)534(288)20.9-10.2-(5.23.5)(289)9.4X1.28(1.5

18、40.31)(290)(6.14.6)-0.81X0.4(291) (54.717.5) X(1.450.9)(279) 435(7.2314)(280) 3.5+5.6-7X4(292)4815+11320+314(293)4.8+2.7X4.02(294) (4.8+2.7) X4.02(295) (35.7-0.7+12.5) X4.8(296)35.7-0.7+12.5X4.8(311)(6.14.6)-0.8X0.4(312)15042X2-14(297) (35.7-0.7) + (12.5 X 4.8)(298)35.7+(0.7+12.5)X4.8(299)7.42(5.351

19、.35)1.34(301) (10.22.5) -0.3X2(302)10.2十2.5-(0.3X2)(303) (10.22.5)-(0.3X2)(304)4.5+1.43-1.31.23(305)13.6X340.6-2(306)9.18-1.7+37.5-1.5(307)738(313+212)+313(310)9.4X1.28(1.540.31)(313)(9514+338)(3581914)(314) (240+120)-(14020)(300)4.62.147+5.47.853(308)86X(35+117-9)(309)1234(7.25123)245(317)2100-21X5

20、3+2255(318)(103-336-21)X15(319)800-(2000-9600-8)(320)40X48-(1472+328)-5(321)(488+344)-(202-194)(324)(2886+6618)-(400-346)(325)3800-136X9-798(326)1212(0.75+720)(327)(104+246)X(98-7)(328)4.125+257257+578(329)918-9X(108-99)(330)(8645+40X40)-5(331)(2944+864)-(113-79)(332)8080-1877+1881-3(315)5X(150-90)十

21、20(316)6008X5X10(322)2940-28+136X7(323)605X(500-494)-1898(333)(5011-43 X 85)+3397(334)2300-1122-(21-15)(335)816-(4526-251X18)(336)(7353+927)-(801-792)(337)(28+172)-(24+16)(338)61720+3.58+1320(339)6240-48+63X48(340)950-28X6+666(341)796-5040-(630-7)(342)285+(3000-372)-36(343) (58+370)-(64-45)(344) (58

22、+37)-(64-9X5)(346)347+45X2-4160-52(347)178-145-5X6+42(348)420+580-64X21-28(349)812-700-(9+31X11)(350) (136+64)X(65-345-23)(352) (284+16)X(512-8208-18)(345)120-144-18+35(351)85+14X(14+208-26)(353)120-36 X 4-18+35(354)5.4-(0.51-0.17)(356) (8.583.69)X(3.41.8)(357)20.9+8.5-(5.2-3.5)(358) (13.88.7)-0.034

23、(359)1.5X(10.0315.6-7.5)(362)3.12X(0.9+0.7-0.1)(363)9.2+9.728-3.2X1.5(364)(20.2X0.62.12)-0.1(365)(1.5X0.9+3.65)-2.5(366)101X0.36-(14.4X0.05)(367)(25.3-9.7)-0.3X8.5(368)10.5-(5.14.4)+18.25(355)5.4X(7.26-6.05)(360)30.6-(4.5X0.16)(361)4.7+3.91-(32-29.7)(369) 4.110.72 X( 3.382.13)(370)10251125-4.5 X 3.6

24、(372)(123.74)-(8X0.3+2X1.3)(373)0.875X36+4.05-8.1(374) (227-254.68)X0.5(375)630-(2.98+6.5X0.08)(377)(8.15.4)-3.6+85.7(378)(3.44+20.5X0.32)-0.16(379)0.54-(8.7+45.3)X28.4(380)58.8-(0.6X0.7)-0.02(381) (1.25+6.4) 14.88-2.4(382)(4.32.01+2.2)-4(383)10.47.79-(0.35+0.6)(384)3.6-(1.2+0.6)X5(385)82.340.5-0.81

25、X1.2(386)13.7X0.253.7-4(371) (6.85.4)X2.750.9(376)(21.88+29.8)-7.6(387) 4.53+19.8-(26.81.2 X 4)(389)(90.45)-(2.5+1.5X3)(390)0.8X(3.22.99-2.3)(391)10.98X(3.513.51)-24(393)5.2X(4.6-0.92X0.04)(394)5.4-(3.94+0.86)X0.8(395)10.56X3.753.75X0.56(396) (37.62+20.76)-0.042(397) (37.6+0.76)-0.04(398) (17.2-4.5X

26、3.6)-0.32(399)3.8+(2425X0.6)(400)(6.02+2.8)-0.4-2.05(401)3.27X(80.5-9.84-0.16)(402)(71.271.2X0.9)-0.25(388)3.6X1.25+0.32-0.4(392)2.5X(6+9.728-3.2)(403)1.08-(3.94+34.3 X 0.2)(404)(4.25-4.25X0.8) -1.7(405)1.46X5+12.8-0.4X7.5(406)11.521.6X5+5.7(407)0.4X(3.20.8) -1.2(408) (0.25+0.125)-(0.75X0.4)(409)5X(

27、3.2+4.06)-6.05(411)7.4X1.34.68-0.9(412)(4.84.8X0.5)-2(413)10(0.2+16.7X0.07)X0.01(414)0.8X(10.4+0.64) -0.92(415)58.8-(0.6X0.7)-0.02(416)(53.73-17.49)X(2.6+12.4)(418)18.644.35X2+20.9(420) (98.5)X(54.76)-0.1(410)202.5X4-8(417)18.549.9X0.3(419)808.2X(107.6)(437)6.5X(4.8-1.2X4)(438)4.78+0.22X20-16(422)(1

28、.1-0.78) X(2.7-1.95)(423)(6.8-6.8X0.55)-8.5(424)4.75+8.4-(9.2-6.8)(425)0.12X4.8-0.12X4.8(426)4.5X(0.75-0.356)+9.23(427) (3.2X1.5+2.5) -1.6(428)5.4+(0.63+1.38-0.23)(429)3.2X(1.5+2.5)-1.6(430)1.46X5+12.8-0.4X7.5(431)(15.6-2.4)X0.8+4.32(432)4.110.72X(3.382.13(433)7.2-0.8-1.2X5(434) (6.85.4) X2.750.9(43

29、5)6-1.19X3-0.43(436)1十0.25X(1.28-3.2)(421)1.6+8.4 X 1.5-0.18(455)420+580-64X21-28(456)4X7X0.5X3X5(439)360X24-32+730(440)2100-94+48X54(441)10丄-0.35-0.652(442)(247+18)X27-25(443) 4215+(4361-869)-8(444)36+720-(360-18)(445)1080-(63-54) X80(446) (528+912)X5-6178(448)31.70.5X0.71.65(449)347+45X2-4160-52(4

30、50)16.416.4X0.5(451)(58+37)-(64-9X5)(452)2.18+4.65+7.82+4.35(453)178-145-5X6+42(454)(250+2.5)X4(447)8528-41X38-904(473)10.15-10.75X0.4-5.7(474)107.5X(6.45.9)(457)(136+64)X(65-345-23)(458)85+14 X( 14+208-26)(459)(284+16)X(512-8208-18)(461)120-36X4-18+35(462) (58+37)-(64-9X5)(464)19.8+(3.749-0.299)-2.

31、3(465)8.6+15.4-0.4X1.4(466)1.5X1.20.6-2.4(467)(0.45+0.06+1.5)-0.15(468)0.6X(6.25-2.5+0.25)(469)4.32X15-12+5.1-0.85(470)5.6X(12.58.5-0.85)(471)8.74-8.74-23+700X0.03(472)0.38+9.62-3.7X5.4(460)12.42.687.32(463)17.68(491)2.98+6.5X(3.23.12)(492)5.4X(2.73+1.85)-2.29 )(475)5.8 X( 3.87-0.13)+4.2 X 3.74(476)

32、 (2.95+10.581.53) -0.25(483)0.78X4.3+1.8X3.67(484)1.28X0.29-0.29X0.28(486)0.783+0.75X(0.55-0.15)-19(487)6.4X3.28+4.6X3.28-3.28(488)86.07-12.3+24.5-12.408(489)0.6X(1.70.9) -0.24+1.25(477)32.52-(6+9.728-3.2) X2.5(478)4.2X(6.18-3.03)+6.3(479)【(7.1-5.6)X0.9-1.15-2.5(480)2.7-4+6.3X0.25(481)5.4-2.6X(3.7-2

33、.9)+0.62(482)2.97X3.8-7.05X0.84(485)5-0.9X0.2+1.8-0.5(490)28-(3.5-2.85+0.48)(493)360 X 24-32+730(494)2100-94+48X54(495)51+(2304-2042) X23(496) 4215+(4361-716)-81(497)(247+18)X27-25(498)36-720-(360-18)(500)2.61-( - - )X -436混合運(yùn)算專項(xiàng)練習(xí) 500 題答案63(1)3(2)0(3)一(4) 52(5)-7(6)-1(7)600(8)918102031123(9)(10)(11

34、)(12)40101524(13)1(14)21(15)6(16) -120525(17)76(18)1(19)3(20)47583(21)1(22)9(23)30(24)137(25)18(26)13(27)1(28)3987(29)8(30)-(31) 34(32) 145(499)1 3-：.1 4625511(33)2(34) 2(35) 4(36)75(37)5(38)11 -(39)3(40)45(41)(42)7(43) 24(44)4255(45)4(46)(47)6(48)153(49) 70(50) 78(51) 6(52) 101(53)10(54)(55)12.24(5

35、6) 15(57)6(58)71(59)15-1(60)434(89) 2.35(90)0.45(91)0(92)1.7(93)0(94)5(95)27(96) 14133710(97)5石(98)(99)14(100)146491(61)丄9(62)(63)32(64)13165(65)20400270(66)(67)32(68)16249(69)9(70)1296(71)6(72)255/ 、610(74)6 -(75)(76)41679(77)3(78)15(79)2(80)1391/137(81)-(82)1一(83)(84)481542(85)5(86) 370(87)45(88)

36、1.9(73)(101)12.5(102) 9.4(103)10(104) 8.04(105)39.844(106)(107)1775(108)287(113)(114)19(115)(116) 1218535/ 、6(117) 475(118)(119)(120)-6365(121)499(122)15171(123) 22(124)5.36307(125):212(126)3(127)8(128)0.06(129)878.7(130)6.4(131)0.27(132)0.8(133)0.161(134)50(135)8.8(136)1(137)12.6(138)0.1(139)520(14

37、0)4.75(141)86(142)4.6(143)65(144)12.825(145)18(146)6.4(147)75(148)250(149)25(150)770(151)335(152)3(153)10.45(154)16(155)23.3(156)90(157)173.2(158)147(159)989(160)357(161)3.85(162)1805(163)9.89(164)46(165)54.6(166) 814(167)24(168)35.6(169) 0.2(170) 5(171) 3466(172)1(173)21(174)2540(175)7.86(176)2.6(1

38、77) 2(178) 0(179) 505(180)37.4(181)322.77(182)6077(183) 10.17(184)914(185) 13.04(186) 7.4(187) 1.9(188) 2.55(189)21.4(190)300(191)952(192)200(193)436(194)5(195)19.8(196) 300(197)3.6(198)118(199)23.04(200)590(201)4.5625(202)330(203)21.7(204)5812(205)670(206)1.9(207)312(208)0.15(209)7(210)37.4(211)850

39、(212)9.92(213)2(214)0.08(215)0(216)2(217)3.201(218)4(219)30(220)9(109) 11.5(110) 4.331(112)14丄2(221)10(22216(223)0(224)6(225)5.41(226)6(227) 0.72(228) 13(229)14(230) 75【231) 4162(232) 840(233) 20232(234) 8352(235)149101(236) 7000(237) 2.8(238) 7000(239) 11(240) 126(241) 75(242) 686(243) 4100(244) 69

40、09(245)4224(246) 10(247) 236(248)103(249) 1601(250) 50(251) 3780(252) 73(253) 200(254) 4872(255) 53446(256) 99(257) 2.4(258) 5.8(259) 1008.8(260) 24(261) 1689(262) 26.95(263)7996.1(264) 6.96(265)32135.15(266) 0.83(267) 14.6(268) 1.836(269) 413(270) 10(271) 4(272)85(273) 241731(274) 0.8(275)798.2(276

41、) 6(277)670(278) 4.37(279) 741.8(280) 6.7(281)1151.5(282)3(283)7148.7(284)20.5(285)10.25(286) 7.9(287)205(288)14.9(289)0.47(290)0.35(291)20.46(292)16449(293)15.654(294)30.15(295)304.8(296)111(297)111(298)99.06(299)2.08(300)0/cc 八154(301)-(302)2.448(303)ZZ(304)4.3736(305)20.5(306)30.4(307)526(308)1680(309)1104.75(310)0.47(311)0.75(312)144(313)11408(314)3(315)15(316)200(317)3242(318)1305(319)0(320)1560(321)104(322)1057(323)1732(324)176(325)1778(326)491.25(327)4900(328)582.125(329)918(330)2049(331)112(332)6830(333)4753(334)2113(335)102(336)920(337)5(338)63043.58(339)3154(340)1448(341)740(342)35