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小学数学总复习--混合运算专项练习500题(有答案)
(1)[1–(+)]÷ (2) –×÷3
(3)(1–×)÷ (4)÷×7
(5)–(+) (6)×–
(7)25÷(–) (8)+–
(9) (–)÷(+) (10) [1–(+)]÷3.5
(11) [(1–)×]÷4 (12) ++
(13)×[÷(+)] (14)12÷(1–)
(15) [(1–×)÷ (16) [(1–)×]÷4
(17)8–÷× (18) ×–÷
(19)(–)÷ (20) (+)÷(1–)
(21) ÷3+× (22)++÷
(23)72×(–+) (24)2–÷–
(25) +×+ (26) +×+
(27) ×+÷7 (28)4–÷–
(29) ×(9+)– (30)÷+×
(31) +÷+ (32) 2–×–
(33)30×(+–) (34)+÷+
(35)6–×– (36) ×+÷5
(37)12×(–+) (38) +×+
(39)4–÷– (40)48×(–+)
(41) ÷9+× (42) 24×(+)
(43) (+)×60–27 (44)5––
(45)(–)×70 (46)32×
(47) ×8+×2 (48)15×+15×
(49) (+–)×72 (50) 72×(–+)
(51) (+)×9+ (52) 30×(–+)
(53) ×(+) (54) ÷5+×
(55)(6.8-6.8×0.45)+8.5 (56) 0.12×4.8÷(0.12×4.8)
(57) × 18 – 14 × (58) × + ×
(59)14 × – × (60) – ×
(61) (-÷2)× (62) -(+)×
(63)×99 + (64)(1—75%)÷(1+)
(65) 204÷+204×9 (66)2.7÷(1-20%-18%)
(67) (68)
(69) (70)9÷0.25×9÷0.25
(71) (72)
(73) (74)
(75)(3-)÷(+2) (76)9-(+)×24
(77) (2-2×)÷ (78) ×15+÷
(79)× ÷ (80) × ÷ ×
(81)0× + (82)
(83) (84)
(85)×2.5-× (86) (111+999) ÷[56×(-)]
(87)4-(2.5+1.9)×(0.5-0.5) (88) 4-2.5+1.9×(0.5-0.5)
(89) 4-2.5+1.9×0.5-0.5 (90)[4-(2.5+1.9×0.5)]-0.5
(91)[4-(2.5+1.9) ]×(0.5-0.5) (92) [4-(2.5+1.9) ×0.5]-0.5
(93)12-4-2-5-12.5% (94) 0.125×+×8.25+12.5%
(95)(+)÷ (96) 2.5××0.4×2
(97)15-2.25-7 (98) ×[+(-)÷]
(99)10×[(-0.5) ÷] (100) (2.7-4.25×)÷2.8×
(101)1.25+1×7.4+125%÷ (102) 10-4.68÷7.2+0.05
(103)1×(5÷-÷5) (104) 18.09×[(1.5+2)÷3.75-]
(105)0.84÷0.3+(1.96×18.9) (106) -(0.15+) ÷1.8
(107)1325+540÷18×15 (108)2.5÷8+9.5×+4×0.125
(109) [2.1+7÷(3-1.625)] ×1 (110) 2.5×-2.1÷+9.63
(111) (7+7×2+7)÷4 (112)3.8+1+6.2+3
(113) ×[(4-3.5) ÷] (114) (2+-1)×12
(115)2.5÷8+3.5×+0.125 (116) [(0.05+)÷0.25-]×125%
(117) (9.5+9+9+9.5) ×12 (118) 3-(1+÷1)×1
(119) (3+-2)÷(1÷80%) (120) (4.2÷0.7+6×)×
(121) 1001-9036÷18 (122)
(123) (124)15.36-3
(125)2.1×4.3+5.7×2.1 (126)(
(127)2.5×0.8×4 (128)1.1×0.6-0.6
(129)8.7×100+8.7 (130)9.4-1.7-1.3
(131)0.1×0.9×3 (132)1-0.5×0.4
(133)8.05×0.2×0.1 (134)8×12.5×0.5
(135)4.5×2-0.2 (136)0.25×40×0.1
(137)21.28-21.28÷7.6×3.1 (138)1.08÷(3.94+34.3×0.2)
(139)(548+452)×(8-7.48) (140)0.75+(130-0.36×350)
(141)9.9×8.6+0.86 (142)0.46×7.5+0.46×2.5
(143)100-(70.2-56.2)×2.5 (144)17.5×1.03-4.68÷0.9
(145)(96.9+86.7)÷(96.9-86.7)(146)100×[0.16÷(5.7-3.2)]
(147)5÷4×6×10 (148)2.5×200÷(2.5-0.5)
(149)(3703.7-78.8×24)÷(78.8-6.3)(150)(500×3-460+500)÷2
(151) (32+35)×5 (152)(7100-850×2)÷(850+950)
(153)12.45-1.35-0.65 (154)101×–×21
(155)21.32-(6.32+8.3) (156)50+160÷40
(157)27.3+73.2+72.7 (158) 120-144÷18+35
(159)585+189+215 (160) 347+45×2-4160÷52
(161)5.85-1.75-0.25 (162)(58+37)×(64-9×5)
(163)5.85+1.89+2.15 (164)178-145÷5×6+42
(165)24.8+14.6+15.4 (166) 812-700÷(9+31×11)
(167)3.8+1.37+6.2+12.63 (168)25.44+5.6+4.56
(169)4.72+0.1-4.72+0.1 (170) (58+37)÷(64-9×5)
(171) 3168-7828÷38+504 (172) 0.12×4.8÷0.12÷4.8
(173) 39÷3+48÷6 (174) 2500+(360-160÷4)
(175)5.38+7.85-5.37 (176)2.6×+2×
(177) 6-1.19×3-0.43 (178) 6.5×(4.8-1.2×4)
(179) 9+31×16 (180)5.8×(3.87-0.13)+4.2×3.74
(181)371-371×0.13 (182)51+(2304-2042)×23
(183) 5.48-(6.35-2.52)+14 (184) 920-1680÷40÷7
(185)8.2×1.6-0.336÷4.2 (186) 12×6÷7.2-2.6
(187) 0.68×1.9+0.32×1.9 (188) 10.75×0.6-3.9
(189)(58+370)÷(64-44) (190)240÷40×5
(191)420+580-64×21÷28 (192)300-50×2
(193)136+6×(65-345÷23) (194)15-10.75×0.4-5.7
(195)18.1+(3-0.299÷0.23)×1 (196) 300-50×20×0
(197)(6.8-6.8×0.55)÷8.5 (198)121-111÷37
(199)0.12×4.8÷0.12×4.8 (200)(121-111÷37)×5
(201)(3.2×1.5+2.5)÷1.6 (202)280+650÷13
(203)3.2×6+(1.5+2.5)÷1.6 (204) 412+750÷5×36
(205)1000-(280+650÷13) (206)0.68×1.9+0.32×1.9
(207)287+650÷26 (208)10.15-10.75×0.4-5.7
(209)707-35×20 (210) 5.8×(3.87-0.13)+4.2×3.74
(211)(120-103)×50 (212)32.52-(6+9.728÷3.2)×2.5
(213)760÷10÷38 (214)[(7.1-5.6)×0.9-1.15]÷2.5
(215)(95-19×5)÷74 (216) 5.4÷[2.6×(3.7-2.9)+0.62]
(217)2.9×(3.79-2.9)+0.62 (218) 12×6÷7.2-6
(219)(270+180)÷(30-15) (220) 12×6÷(12-7.2)-6
(221)33.02-(148.4-90.85)÷2.5 (222)25×4÷25×4
(223)25×4-25×4 (224)600÷20÷5
(225)3.6-1.28+3.09 (226)600÷(20×5)
(227) 4.32-(1.26+2.34) (228) 450÷18-12
(229)2.5+3.25+0.75+7.5 (230)450÷(18-12)
(231)3840-103+17×25 (232) 3840-(103+17)×25
(233)(412+750÷5)×36 (234) (750+410)÷5×36
(235) 750÷5+410×36 (236) 35×(329-129)
(237) 15.35-(5.35+7.2) (238) 35×329-129×35
(239) 3.63-1.25+17.37-8.75 (240) 54÷18+41×3
(241) 16×5-80÷16 (242) 640+360÷60+40
(243)5×(825-115÷23) (244)21×(376-376÷8)
(245)(143+429÷13)×24 (246) 396+126÷18-19
(247) 240-240÷15×4 (248)(7225-104×15)÷55
(249)3856÷16+85×16 (250) 4000÷(16+832÷13)
(251)78×50-1440÷12 (252)(326+95×25)÷37
(253)72÷(1.2+0.6)×5 (254)(7236÷18-228)×28
(255)41517+8712+3217 (256)(4275-24×75)÷25
(257) 10.9-(1.2+0.5)×5 (258) 3.7-2.5+4.6
(259) 1538-534+4.8 (260) 3.6×6÷0.9
(261) 9028-3313-2213-1813 (262) 35.6-5×1.73
(263) 10314-(2314+3.9) (264) 6.75+2.52÷12
(265) 1016+31120-2.45+1.6 (266)7-0.5×14+0.83
(267)2.6+8×0.5×3 (268) 0.75÷0.3÷0.5-3.2
(269) 310-415+518 (270) 3.6÷(1.2+0.6)×5
(271) 57+358-411 (272) 3.6÷[(1.2+0.5)×5]
(273) 241130-15+616 (274) 0.4×(3.2-0.8)÷1.2
(275)1516-715-2.8 (276) 5×〔(3.2+4.06)÷6.05〕
(277)1960+(125-1415) (278) 4.5+1.43÷1.3-1.23
(279) 435-(7.2-314) (280) 3.5+5.6÷7×4
(281)1714-(558+4.5) (282)3.6÷0.4-1.2×5
(283)523+6310+313+2.7 (284)13.6×3-40.6÷2
(285)18.79-(4.79+3.35)-0.4 (286)9.18÷1.7+3.75÷1.5
(287)3.82+(738-2.82)-534 (288)20.9-10.2÷(5.2-3.5)
(289)9.4×〔1.28-(1.54-0.31)〕 (290)[(6.1-4.6)÷0.8-1]×0.4
(291)(54.7-17.5)×(1.45-0.9) (292)4815+11320+314
(293)4.8+2.7×4.02 (294)(4.8+2.7)×4.02
(295)(35.7÷0.7+12.5)×4.8 (296)35.7÷0.7+12.5×4.8
(297)(35.7÷0.7)+(12.5×4.8) (298)35.7+〔(0.7+12.5)×4.8〕
(299)7.42-(5.35-1.35)-1.34 (300)4.6-2.147+5.4-7.853
(301)(10.2-2.5)÷0.3×2 (302)10.2÷〔2.5÷(0.3×2)〕
(303)(10.2-2.5)÷(0.3×2) (304)4.5+1.43÷1.3-1.23
(305) 13.6×3-40.6÷2 (306) 9.18÷1.7+37.5÷1.5
(307)738-(313+212)+313 (308) 86×(35+117÷9)
(309)1234-(7.25-123)-245 (310) 9.4×[1.28-(1.54-0.31)]
(311)[(6.1-4.6)÷0.8]×0.4 (312)150-42×2÷14
(313)(9514+338)-(358-1914) (314)(240+120)÷(140-20)
(315)5×(150-90)÷20 (316) 600-8×5×10
(317)2100-21×53+2255 (318)(103-336÷21)×15
(319)800-(2000-9600÷8) (320)40×48-(1472+328)÷5
(321)(488+344)÷(202-194) (322)2940÷28+136×7
(323)605×(500-494)-1898 (324) (2886+6618)÷(400-346)
(325)3800-136×9-798 (326) 1212-(0.75+720)
(327)(104+246)×(98÷7) (328) 4.125+257-257+578
(329)918÷9×(108-99) (330)(8645+40×40)÷5
(331)(2944+864)÷(113-79) (332)8080-1877+1881÷3
(333)(5011-43×85)+3397 (334) 2300-1122÷(21-15)
(335)816÷(4526-251×18) (336)(7353+927)÷(801-792)
(337)(28+172)÷(24+16) (338)61720+3.58+1320
(339)6240÷48+63×48 (340)950-28×6+666
(341)796-5040÷(630÷7) (342) 285+(3000-372)÷36
(343)(58+370)÷(64-45) (344)(58+37)÷(64-9×5)
(345)120-144÷18+35 (346) 347+45×2-4160÷52
(347)178-145÷5×6+42 (348)420+580-64×21÷28
(349)812-700÷(9+31×11) (350)(136+64)×(65-345÷23)
(351)85+14×(14+208÷26) (352)(284+16)×(512-8208÷18)
(353)120-36×4÷18+35 (354)5.4÷(0.51÷0.17)
(355)5.4×(7.26÷6.05) (356)(8.58-3.69)×(3.4-1.8)
(357)20.9+8.5÷(5.2-3.5) (358)(13.8-8.7)÷0.034
(359)1.5×(10.03-15.6÷7.5) (360)30.6÷(4.5×0.16)
(361)4.7+3.91÷(32-29.7) (362)3.12×(0.9+0.7÷0.1)
(363)9.2+9.728÷3.2×1.5 (364)(20.2×0.6-2.12)÷0.1
(365) (1.5×0.9+3.65)÷2.5 (366)101×0.36÷(14.4×0.05)
(367)(25.3-9.7)÷0.3×8.5 (368) 10.5÷(5.1-4.4)+18.25
(369)4.11-0.72×(3.38-2.13) (370) 1025-1125÷4.5×3.6
(371)(6.8-5.4)×2.75-0.9 (372)(12-3.74)÷(8×0.3+2×1.3)
(373)0.875×36+4.05÷8.1 (374)(227÷25-4.68)×0.5
(375)630÷(2.98+6.5×0.08) (376) (21.88+29.8)÷7.6
(377)(8.1-5.4)÷3.6+85.7 (378) (3.44+20.5×0.32)÷0.16
(379)0.54÷(8.7+45.3)×28.4 (380) 58.8÷(0.6×0.7)÷0.02
(381)(1.25+6.4)-14.88÷2.4 (382) (4.3-2.01+2.2)÷4
(383) 10.4-7.79÷(0.35+0.6) (384) 3.6÷(1.2+0.6)×5
(385)82.3-40.5÷0.81×1.2 (386) 13.7×0.25-3.7÷4
(387)4.53+19.8÷(26.8-1.2×4) (388) 3.6×1.25+0.32÷0.4
(389)(9-0.45)÷(2.5+1.5×3) (390)0.8×(3.2-2.99÷2.3)
(391)[1-0.98×(3.51-3.51)]÷24 (392) 2.5×(6+9.728÷3.2)
(393)5.2×(4.6÷0.92×0.04) (394)5.4÷(3.94+0.86)×0.8
(395) 10.56×3.75-3.75×0.56 (396)(37.62+20.76)÷0.042
(397)(37.6+0.76)÷0.04 (398)(17.2-4.5×3.6)÷0.32
(399)3.8+(24-25×0.6) (400) (6.02+2.8)÷0.4-2.05
(401)3.27×(80.5-9.84÷0.16) (402)(71.2-71.2×0.9)÷0.25
(403)1.08÷(3.94+34.3×0.2) (404)(4.25-4.25×0.8)÷1.7
(405)1.46×5+12.8÷0.4×7.5 (406) 11.52-1.6×5+5.7
(407) 0.4×(3.2—0.8)÷1.2 (408)(0.25+0.125)÷(0.75×0.4)
(409)5×〔(3.2+4.06)÷6.05〕 (410) 20-2.5×4÷8
(411) 7.4×1.3-4.68÷0.9 (412) (4.8-4.8×0.5)÷2
(413) [10-(0.2+16.7×0.07)]×0.01 (414)0.8×(10.4+0.64)÷0.92
(415) 58.8÷(0.6×0.7)÷0.02 (416) (53.73-17.49)×(2.6+12.4)
(417)18.54-9.9×0.3 (418)18.64-4.35×2+20.9
(419)80-8.2×(10-7.6) (420)(9-8.5)×(5-4.76)÷0.1
(421)1.6+8.4×1.5÷0.18 (422)(1.1-0.78)×(2.7-1.95)
(423)(6.8-6.8×0.55)÷8.5 (424) 4.75+8.4÷(9.2-6.8)
(425)0.12×4.8÷0.12×4.8 (426)4.5×(0.75-0.356)+9.23
(427)(3.2×1.5+2.5)÷1.6 (428) 5.4+(0.63+1.38÷0.23)
(429)3.2×(1.5+2.5)÷1.6 (430) 1.46×5+12.8÷0.4×7.5
(431) (15.6-2.4)×0.8+4.32 (432)4.11-0.72×(3.38-2.13
(433)7.2÷0.8-1.2×5 (434)(6.8-5.4)×2.75-0.9
(435)6-1.19×3-0.43 (436)1÷0.25×(1.28÷3.2)
(437)6.5×(4.8-1.2×4) (438) 4.78+0.22×20÷16
(439)360×24÷32+730 (440)2100-94+48×54
(441) 10-0.35-0.65 (442)(247+18)×27÷25
(443)4215+(4361-869)÷8 (444)36+720÷(360÷18)
(445)1080÷(63-54)×80 (446)(528+912)×5-6178
(447)8528÷41×38-904 (448)31.7-0.5×0.7-1.65
(449)347+45×2-4160÷52 (450)16.4-16.4×0.5
(451) (58+37)÷(64-9×5) (452) 2.18+4.65+7.82+4.35
(453)178-145÷5×6+42 (454) (250+2.5)×4
(455)420+580-64×21÷28 (456)4×7×0.5×3×5
(457) (136+64)×(65-345÷23) (458) 85+14×(14+208÷26)
(459) (284+16)×(512-8208÷18) (460) 12.4-2.68-7.32
(461)120-36×4÷18+35 (462)(58+37)÷(64-9×5)
(463)17.68÷5.2+2.7×1.5 (464) 19.8+(3.749-0.299)÷2.3
(465)8.6+15.4÷0.4×1.4 (466)1.5×1.2-0.6÷2.4
(467) (0.45+0.06+1.5)÷0.15 (468)0.6×(6.25÷2.5+0.25)
(469) 4.32×15÷12+5.1÷0.85 (470)5.6×(12.5-8.5÷0.85)
(471)8.74-8.74÷23+700×0.03 (472) 0.38+9.62÷3.7×5.4
(473)10.15-10.75×0.4-5.7 (474) 10-7.5×(6.4-5.9)
(475)5.8×(3.87-0.13)+4.2×3.74 (476)(2.95+10.58-1.53)÷0.25
(477)32.52-(6+9.728÷3.2)×2.5 (478) 4.2×(6.18–3.03)+6.3
(479)【(7.1-5.6)×0.9-1.15]÷2.5
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