1、.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(+)
2、(38) +(39)4 (40)48(+)(41) 9+ (42) 24(+)(43) (+)6027 (44)5(45)()70 (46)32(47) 8+2 (48)15+15(49) (+)72 (50) 72(+)(51) (+)9+ (52) 30(+)(53) (+) (54) 5+(55)(6.8-6.80.45)+8.5 (56) 0.124.8(0.124.8)(57) 18 14 (58) + (59)14 (60) (61) (2) (62) () (63)99 + (64)(175%)(1+) (65) 204+2049 (66)2.7(1-20%-18%) (67)
3、(68) (69) (70)90.2590.25(71) (72) (73) (74)(75)(3)(2) (76)9()24(77) (22) (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+1.90.5-0.5 (90)4-(2.5+1.90.5)-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%
4、 (94) 0.125+8.25+12.5%(95)(+) (96) 2.50.42(97)15-2.25-7 (98) +(-)(99)10(-0.5) (100) (2.7-4.25)2.8(101)1.25+17.4+125% (102) 10-4.687.2+0.05 (103)1(5-5) (104) 18.09(1.5+2)3.75-(105)0.840.3+(1.9618.9) (106) -(0.15+) 1.8(107)1325+5401815 (108)2.58+9.5+40.125 (109) 2.1+7(3-1.625) 1 (110) 2.5-2.1+9.63 (11
5、1) (7+72+7)4 (112)3.8+1+6.2+3(113) (4-3.5) (114) (2+-1)12(115)2.58+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)(180%) (120) (4.20.7+6) (121) 1001903618 (122)(123) (124)15.363(125)2.14.3+5.72.1 (126)(127)2.50.84 (128)1.10.60.6(129)8.71008.7 (130)9.41.71.3(131)0.1
6、0.93 (132)10.50.4(133)8.050.20.1 (134)812.50.5(135)4.520.2 (136)0.25400.1 (137)21.2821.287.63.1 (138)1.08(3.9434.30.2)(139)(548452)(87.48) (140)0.75(1300.36350) (141)9.98.60.86 (142)0.467.50.462.5(143)100(70.256.2)2.5 (144)17.51.034.680.9(145)(96.986.7)(96.986.7)(146)1000.16(5.73.2)(147)54610 (148)2
7、.5200(2.50.5)(149)(3703.778.824)(78.86.3)(150)(5003460500)2(151) (3235)5 (152)(71008502)(850950)(153)12.451.350.65 (154)10121(155)21.32(6.32+8.3) (156)5016040(157)27.3+73.2+72.7 (158) 120-14418+35(159)585+189+215 (160) 347+452-416052(161)5.851.750.25 (162)(58+37)(64-95)(163)5.85+1.89+2.15 (164)178-1
8、4556+42(165)24.8+14.6+15.4 (166) 812-700(9+3111) (167)3.8+1.37+6.2+12.63 (168)25.44+5.6+4.56 (169)4.72+0.14.72+0.1 (170) (58+37)(64-95) (171) 3168-782838+504 (172) 0.124.80.124.8(173) 393486 (174) 2500+(360-1604)(175)5.38+7.85-5.37 (176)2.6+2(177) 6-1.193-0.43 (178) 6.5(4.8-1.24) (179) 9+3116 (180)5
9、.8(3.87-0.13)+4.23.74(181)3713710.13 (182)51+(2304-2042)23 (183) 5.48(6.352.52)+14 (184) 920-1680407 (185)8.21.60.3364.2 (186) 1267.2-2.6 (187) 0.681.9+0.321.9 (188) 10.750.6-3.9(189)(58+370)(64-44) (190)240405(191)420+580-642128 (192)300502(193)136+6(65-34523) (194)15-10.750.4-5.7 (195)18.1(30.2990
10、.23)1 (196) 30050200(197)(6.8-6.80.55)8.5 (198)12111137(199)0.124.80.124.8 (200)(12111137)5(201)(3.21.5+2.5)1.6 (202)28065013(203)3.26+(1.5+2.5)1.6 (204) 412+750536(205)1000(28065013) (206)0.681.9+0.321.9(207)28765026 (208)10.15-10.750.4-5.7(209)7073520 (210) 5.8(3.87-0.13)+4.23.74(211)(120103)50 (2
11、12)32.52-(6+9.7283.2)2.5(213)7601038 (214)(7.1-5.6)0.9-1.152.5(215)(95195)74 (216) 5.42.6(3.7-2.9)+0.62 (217)2.9(3.79-2.9)+0.62 (218) 1267.2-6(219)(270180)(3015) (220) 126(12-7.2)-6(221)33.02(148.490.85)2.5 (222)254254(223)254254 (224)600205(225)3.61.283.09 (226)600(205)(227) 4.32(1.262.34) (228) 45
12、01812(229)2.53.250.757.5 (230)450(1812)(231)3840103+1725 (232) 3840(103+17)25 (233)(412+7505)36 (234) (750+410)536(235) 7505+41036 (236) 35(329129)(237) 15.35(5.357.2) (238) 3532912935(239) 3.631.2517.378.75 (240) 5418+413(241) 1658016 (242) 640+36060+40 (243)5(82511523) (244)21(3763768) (245)(143+4
13、2913)24 (246) 396+1261819 (247) 240240154 (248)(722510415)55 (249)385616+8516 (250) 4000(16+83213)(251)7850144012 (252)(326+9525)37(253)72(1.2+0.6)5 (254)(723618228)28(255)4151787123217 (256)(42752475)25 (257) 10.9-(1.2+0.5)5 (258) 3.72.54.6(259) 15385344.8 (260) 3.660.9(261) 9028331322131813 (262)
14、35.651.73(263) 10314(23143.9) (264) 6.752.5212(265) 1016+311202.451.6 (266)70.5140.83(267)2.680.53 (268) 0.750.30.53.2(269) 310415+518 (270) 3.6(1.20.6)5(271) 57+358411 (272) 3.6(1.20.5)5(273) 24113015+616 (274) 0.4(3.20.8)1.2(275)15167152.8 (276) 5(3.24.06)6.05(277)1960+(1251415) (278) 4.51.431.31.
15、23 (279) 435(7.2314) (280) 3.55.674(281)1714(5584.5) (282)3.60.41.25(283)523+6310+313+2.7 (284)13.6340.62(285)18.79(4.79+3.35)0.4 (286)9.181.73.751.5(287)3.82(7382.82)534 (288)20.9-10.2(5.23.5)(289)9.41.28(1.540.31) (290)(6.14.6)0.810.4 (291)(54.717.5)(1.450.9) (292)4815+11320+314(293)4.82.74.02 (29
16、4)(4.82.7)4.02(295)(35.70.712.5)4.8 (296)35.70.712.54.8(297)(35.70.7)(12.54.8) (298)35.7+(0.712.5)4.8 (299)7.42(5.351.35)1.34 (300)4.62.147+5.47.853 (301)(10.22.5)0.32 (302)10.22.5(0.32)(303)(10.22.5)(0.32) (304)4.51.431.31.23(305) 13.6340.62 (306) 9.181.737.51.5(307)738(313+212)+313 (308)86(35+1179
17、)(309)1234(7.25123)245 (310) 9.41.28(1.540.31) (311)(6.14.6)0.80.4 (312)15042214(313)(9514+338)(3581914) (314)(240120)(14020)(315)5(15090)20 (316) 6008510(317)2100-2153+2255 (318)(103-33621)15(319)800-(2000-96008) (320)4048-(1472+328)5(321)(488+344)(202-194) (322)294028+1367(323)605(500-494)-1898 (3
18、24) (2886+6618)(400-346)(325)3800-1369-798 (326) 1212(0.75+720)(327)(104+246)(987) (328) 4.125+257257+578(329)9189(108-99) (330)(8645+4040)5(331)(2944+864)(113-79) (332)8080-1877+18813(333)(5011-4385)+3397 (334) 2300-1122(21-15)(335)816(4526-25118) (336)(7353+927)(801-792)(337)(28+172)(24+16) (338)6
19、1720+3.58+1320(339)624048+6348 (340)950-286+666(341)796-5040(6307) (342) 285+(3000-372)36 (343)(58+370)(64-45) (344)(58+37)(64-95) (345)120-14418+35 (346) 347+452-416052 (347)178-14556+42 (348)420+580-642128(349)812-700(9+3111) (350)(136+64)(65-34523)(351)85+14(14+20826) (352)(284+16)(512-820818)(35
20、3)120-36418+35 (354)5.4(0.510.17)(355)5.4(7.266.05) (356)(8.583.69)(3.41.8)(357)20.9+8.5(5.2-3.5) (358)(13.88.7)0.034(359)1.5(100315.67.5) (360)30.6(4.50.16)(361)4.7+3.91(32-29.7) (362)3.12(0.90.70.1)(363)9.2+9.7283.21.5 (364)(20.20.62.12)0.1 (365) (1.50.9+3.65)2.5 (366)1010.36(14.40.05)(367)(25.3-9
21、.7)0.38.5 (368) 10.5(5.14.4)+18.25(369)4.110.72(3.382.13) (370) 102511254.53.6(371)(6.85.4)2.750.9 (372)(123.74)(80.3+21.3)(373)0.87536+4.058.1 (374)(227254.68)0.5(375)630(2.986.50.08) (376) (21.88+29.8)7.6(377)(8.15.4)3.685.7 (378) (3.44+20.50.32)0.16(379)0.54(8.745.3)28.4 (380) 58.8(0.60.7)0.02(38
22、1)(1.256.4)14.882.4 (382) (4.32.012.2)4(383) 10.47.79(0.350.6) (384) 3.6(1.20.6)5(385)82.340.50.811.2 (386) 13.70.253.74(387)4.5319.8(26.81.24) (388) 3.61.25+0.320.4(389)(90.45)(2.51.53) (390)0.8(3.22.992.3)(391)10.98(3.513.51)24 (392) 2.5(69.7283.2) (393)5.2(4.60.920.04) (394)5.4(3.940.86)0.8 (395)
23、 10.563.753.750.56 (396)(37.62+20.76)0.042(397)(37.6+0.76)0.04 (398)(17.2-4.53.6)0.32 (399)3.8(24250.6) (400) (6.02+2.8)0.4-2.05 (401)3.27(80.5-9.840.16) (402)(71.271.20.9)0.25(403)1.08(3.94+34.30.2) (404)(4.25-4.250.8)1.7(405)1.465+12.80.47.5 (406) 11.521.655.7 (407) 0.4(3.20.8)1.2 (408)(0.25+0.125
24、)(0.750.4)(409)5(3.2+4.06)6.05 (410) 202.548(411) 7.41.34.680.9 (412) (4.84.80.5)2(413) 10(0.216.70.07)0.01 (414)0.8(10.40.64)0.92 (415) 58.8(0.60.7)0.02 (416) (53.73-17.49)(2.6+12.4)(417)18.549.90.3 (418)18.644.35220.9(419)808.2(107.6) (420)(98.5)(54.76)0.1 (421)1.68.41.50.18 (422)(1.1-0.78)(2.7-1.
25、95) (423)(6.8-6.80.55)8.5 (424) 4.75+8.4(9.2-6.8)(425)0.124.80.124.8 (426)4.5(0.75-0.356)+9.23(427)(3.21.5+2.5)1.6 (428) 5.4+(0.63+1.380.23)(429)3.2(1.5+2.5)1.6 (430) 1.465+12.80.47.5 (431) (15.6-2.4)0.8+4.32 (432)4.110.72(3.382.13(433)7.20.8-1.25 (434)(6.85.4)2.750.9(435)6-1.193-0.43 (436)10.25(1.2
26、83.2)(437)6.5(4.8-1.24) (438) 4.780.222016(439)3602432+730 (440)2100-94+4854 (441) 100.350.65 (442)(247+18)2725(443)4215+(4361-869)8 (444)36+720(36018)(445)1080(63-54)80 (446)(528+912)5-6178(447)85284138-904 (448)31.70.50.71.65(449)347+452-416052 (450)16.416.40.5(451) (58+37)(64-95) (452) 2.184.657.
27、824.35(453)178-14556+42 (454) (2502.5)4(455)420+580-642128 (456)470.535(457) (136+64)(65-34523) (458) 85+14(14+20826) (459) (284+16)(512-820818) (460) 12.42.687.32(461)120-36418+35 (462)(58+37)(64-95) (463)17.685.2+2.71.5 (464) 19.8+(3.749-0.299)2.3 (465)8.6+15.40.41.4 (466)1.51.20.62.4 (467) (0.450.061.5)0.15 (468)0.6(6.252.50.25) (469) 4.3215125.10.85 (470)5.6(12.58.50.85) (471)8.74-8.7423+7000.03 (472) 0.38+9.623.75.4 (473)10.15-10.750.4-5.7 (474) 107.5(6.45.9)(475)5.8(3.87-0.13)+4.23.74 (476)(2.9510.581.53)0.25(477)32.52-(6+9.7283.2)2.5 (478) 4.2(6.183.03)+6.3(479)【(7.1-5.6)0.9-1.152.5
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