分数混合运算专项练习430题(有答案)

分数混合运算专项练习430题(有答案)

(1

)+

×

(2)×﹣×

(3)3

(4)

﹣(

+)

(5)(6)2﹣÷

÷8+×

(7)(8)÷+× (9)

×

+

×

(10)12×(75%+) (11)20÷÷. (12)

﹣﹣+

(13)87×

(14)÷5+5÷ (15)÷(

﹣×) (16)

(17) (18)

(19)÷(﹣)÷, (20)〔

+(﹣)〕÷,(21)42÷(÷), (22)(﹣)÷, (23)×+÷3,

(24)12×(÷

),

(25)×7+×7, (26)9×÷9×,

(+)÷

, (27)

×19﹣

(28)

(29)(+)×32, (30)÷÷, (31)

×87+12÷

, (32)48

×(),(33)÷[

×()],(34)[1

﹣(

)]×,(35), (36) (37) (38)

(39)

(40)+÷+, (41)

÷7+×, (42)2﹣÷

﹣,

(43)

×(+)+, ×

+×, (44)(45)3﹣﹣

, (46)

×+

÷5,

1

(47)(﹣)÷+, (48)+(+)×, (49)×÷(﹣),

(50)(﹣)×100, (51)×+

×,

(52)×

(53)(12×﹣7.3)÷, (54)÷〔(+)×],(55)(×27﹣)×

,(56)

×

×18×

(57)×13+×27 (58)+×5+×2 (59)7×13×(﹣)

(60)

×40 ÷++

(61)

×(+)+

(62)78×

(63)÷(+

(64)(65)×

÷

, (66)÷(

+), (67)×7+×11, (68)

,(69)(15+)×

(70)﹣×, (71)13×+×15,

(72)87×

(73)××32, (74)+×, (75)×0.25+×, (76)25××

×, (77)3÷﹣×

(78)÷[(+)÷],÷7×,

(79)

×4

(80)

×

﹣×

, (81)

(1﹣×)×,

(82)

(83

×

×

, (84)

(85)×72﹣×23, (86)

×25×40×

(87)﹣(+) (88)+(+) (89)

﹣(﹣

(90)1﹣﹣. (91)0.25×19+5× (92)

×13×30

(93)×+×+

(94)×7.6+2.4×0.6. (95)(﹣

)×36,

(96)×32×, (97)

×﹣

×, (98)3﹣1

(99)÷÷, (100)[4﹣(﹣)]×,

(101)20×

+4×

(102)÷+4×,

(103)23.6×10%+13.6×910%,(104)(﹣)××8, (105)

+

+, (106)10﹣

(107)+﹣+; (108)0.25+

++

(109)3﹣﹣﹣, (110)15﹣5÷12﹣,

(111)15×÷ (112)30×(+﹣) (113)×

+40%×

(114)10﹣(+×2) (115)

(116)[(﹣1)÷]× (117)12×(+), (118)×÷×,

分数混合运算---- 2

(119)1×+÷, (120)(++)÷, (121)×+×, (122)(2﹣+)×12, (123)×+×, (124)6×××25,

(125)﹣×+, (126)16××(9×), (127)×[

﹣()],(128)6×+3.5,

(129)×÷

(130)+(+)×, (131)

÷7+×

, (132)7

﹣,

(133)++,

(134)18﹣18×, (135)+÷, (136)36×(

+

(137)8×(36×125) (138)﹣

×+

(139)〔1﹣(﹣)〕÷

(140)

×+×

(141)87×

(142)×7+3×25%﹣ (143)(﹣40%)÷×

(144)(145)[1﹣(

, )]

(168)3÷+3÷, (169)7+8.9+2+6.1, (170)18×(+﹣), (171)

+

+﹣

+

(192)(﹣)÷(193)(﹣(194)×((195)+

)×(+), ÷)

(146)0.625×36+×36﹣36, (147)(+

(148)+++++

+)×+

+, +

÷

(172)﹣, (196)÷[1﹣(﹣)] (149)÷28, (150)×, (151)

÷

, (152)16×

(153)÷[(+)×]

(154)36×××42 (155)(+

)÷

(156)×+× (157)÷÷ (158)×8÷ (159)

(160)[1﹣(+)]÷, (161)(﹣)×45, (162)÷﹣×, (163)

÷7+×

(164)×9+, (165)2﹣÷

﹣,

(166)

+)×24,

(167)100﹣23.75﹣76,

(173)

×[÷(﹣)],

(174)48×+3÷7, (175)﹣(﹣), (176)

+﹣,

(177)﹣(+), (178)15﹣5÷12﹣

(179)﹣+﹣, (180)++, (181), (182)

(183),

(184)

, (185)12×(+) (186)24×﹣ (187)

×

÷

(188)86×

(189)×+

÷7

(190)÷(+) (191)÷5+×,

分数混合运算---- 3

(197)4÷1.25÷8 (198)×+

×

(199)

﹣﹣,

(200)2﹣﹣

, (201)

﹣(

﹣), (202)+(﹣

),

(203)+(+×), (204)

÷[×(+)],

(205)(﹣)÷, (206)

÷7+×

(207)×÷, (208)36×(+﹣), (209)×58+42÷8, (210)4﹣

(211)(15﹣14×)×,

(212)÷﹣÷, (213)24×(+), (214)

(×)÷, (215)(+)×9×17, (216)

÷

×,

(217)3﹣1÷(+×), (218)1.75×+×+,

(219)87× (220)×

÷

(221)24×(++) (222)÷5+× (223)×0.375÷ (224)(﹣

)×(+)

(225)÷++ (226)3﹣×

(227)÷[1÷(﹣)]

(228)÷13+

×

(229)×÷×, (230)6﹣2+1, (231)5×32×12.5, (232)

×

(233)

()×(1+),(234)

()×+,

(235)32﹣17.5﹣2.5, (236)×

55, (237)+5

×

×5,

(238)(﹣)×8÷, (239)

÷7+×

(240)120÷[﹣(1﹣

)],(241)(﹣)÷

(242)﹣÷×, (243)÷[()×], (244)(

9)×2

(245)11 (246)(3)÷

3

(247

) (248)×(

﹣)

(249)4×[(+)÷6] (250)×

+÷15

(251)(6﹣×32)+ (252)÷﹣÷. (253)12﹣5

﹣4

(254)24÷6, (255)1×7÷1×7,

(256)

()×35,

(257)4×××,

(258)

(259)

+×+, (260)26×(﹣

)÷,

(261)(﹣+)÷, (262)

×

+

×

+3÷19,

(263)

÷+×,

(264)(﹣+

)×24,

分数混合运算----

4

(265)×

+1.25×+125%,

(266)20÷[1﹣(+)], (267)[2﹣(﹣1.5)÷

]

×

(268)540÷12×9+482 (270)

), (271)75%×2.5,

(272

(273)2÷(2.2+0.2)6.9,(274)0.5

(275),

(276), (277),

(278)()×24, (279)3﹣÷

﹣, (280)×+÷7, (281)19÷[(+)×], (282)

[7.8+×

(2.75+1.25)], (283)[(

)÷

],

(284)

÷×,

(285)(7.5+35×

)÷

(286)×6.3﹣×4.9, (287)[+(﹣)]÷40%, (288)12+×

(289)(2.9+3.1)×(290)2×﹣

﹣2 .

(313)(314)

÷÷, ×3÷,

(337)0.625×9.6+62.5%×, (338)9+99+999+9999+×4, (339)(

﹣+

)×84+101,

(291)(﹣)÷+, (292)19÷(+), (293)55

÷11, +60%×

(315)(﹣×)÷, (316)(+)×32, (317)×+×, ,(318)

, (340)3.5×1+0.35×10+2×350%, (341)[2+(3.4﹣2)×4.5]÷

(294)0.6×

(295)(+﹣)×24, (296)5×(+

)﹣,(297)

﹣(),

(298)++, (299)﹣+, (300)1﹣﹣ (301)﹣﹣, (302)

+(﹣

),

(303)1﹣, (304)

), (305)4÷÷, (306)2,

(307)98÷(), (308)

24+24×,

(309)(+)×48, (310)12÷25, (311)÷

, (312)

÷23+

×

(319)88×(+

),

(320)××16, (321)+×, (322)44﹣72×, (323)

(324)×16×, (325)÷12÷,

(326)

÷[(﹣)×24],(327)×+÷, (328)++×, (329)

÷(+

),

(330)(330),

(331)(25+)×4,

(332)(15﹣14×)÷,

(333)(

)×8÷

,(334)+1÷(﹣), (335)(+﹣)×24, (336)+(﹣)×

分数混合运算---- 5

1

(342) (343) (344) (345)

(346)6﹣×﹣ (347)〔1﹣(﹣

)〕÷ (348)

(349)

(350)5+3.6×2.5÷0.48 (351)

(352)

(353)

(354)3.6×2

÷16.9÷(3×1.1

6)×1.3

(355)+

++…+

(356)÷

×,

(357)(﹣+)×12, (358)7×÷7×,

(359)1.5×﹣×, (360)(

﹣)÷,

, ÷7,

),

(384)(3.06÷0.25+2.76)×0.2, (409)((385)[3÷(3﹣2.4×(386)

+﹣,

×=× =

; ;

)]×0.2×

+)÷(11﹣),

(410)×××

(361)×+÷(362)7÷

(411)×+×, (412)÷[(+)×(413)(+

×)÷

], ,

(387)25×(388)×

(363)×÷(﹣

(364)×3.6+5.2×0.5+1.2×50%(389)÷6÷(414)÷+×, (365)[﹣(+)]÷,

(366)11.32﹣(7+1.32),

(367)89×

(368)÷÷, (369)÷4×, (370)

÷

+

×,

(371)÷[﹣(﹣)], (372)×(+)÷, (373)[﹣(+)]÷,

(374)(﹣

+)×42,

(375)0.42×1+3, (376)1

÷3.6×

(377)15×7+3÷, (378)3

﹣×3.6,

(379)×1÷3, (380)0.44+++0.6,

(381)+2

×2﹣2÷,

(382)(4﹣2)÷(1+2.4),(383)48200﹣156×720÷39,

(390)×÷, (391)15÷×,

(392)﹣+, (393)+

﹣,

(394)﹣(+), (395)

++

+,

(396)×÷×, (397)×13﹣, (398)

÷〔×(1﹣)〕,

(399)÷

(400)﹣﹣, (401)﹣

÷,

(402)÷÷

(403)(+)×,

(404)13.2÷(3.2×3﹣0.8), (405)÷[(﹣)×12],

(406)×45+÷

(407)

﹣×,

(408)(+)÷

分数混合运算----

6

(415)+×

+

(416)(﹣)÷, (417)÷(﹣) (418)×[﹣(﹣)]

(419)÷[×(+)] (420)÷

(421)5.58﹣+5.42﹣ (422)999+99+9+. (423)×﹣÷, (424)1﹣÷﹣

(425)

÷﹣÷,

(426)(+×)÷,

(427)÷+×

(428)×(+)+,

(429)+

, (430)4

4,

分数混合运算专项练习430题(有答案)

(1

)+

×

(2)×﹣×

(3)3

(4)

﹣(

+)

(5)(6)2﹣÷

÷8+×

(7)(8)÷+× (9)

×

+

×

(10)12×(75%+) (11)20÷÷. (12)

﹣﹣+

(13)87×

(14)÷5+5÷ (15)÷(

﹣×) (16)

(17) (18)

(19)÷(﹣)÷, (20)〔

+(﹣)〕÷,(21)42÷(÷), (22)(﹣)÷, (23)×+÷3,

(24)12×(÷

),

(25)×7+×7, (26)9×÷9×,

(+)÷

, (27)

×19﹣

(28)

(29)(+)×32, (30)÷÷, (31)

×87+12÷

, (32)48

×(),(33)÷[

×()],(34)[1

﹣(

)]×,(35), (36) (37) (38)

(39)

(40)+÷+, (41)

÷7+×, (42)2﹣÷

﹣,

(43)

×(+)+, ×

+×, (44)(45)3﹣﹣

, (46)

×+

÷5,

1

(47)(﹣)÷+, (48)+(+)×, (49)×÷(﹣),

(50)(﹣)×100, (51)×+

×,

(52)×

(53)(12×﹣7.3)÷, (54)÷〔(+)×],(55)(×27﹣)×

,(56)

×

×18×

(57)×13+×27 (58)+×5+×2 (59)7×13×(﹣)

(60)

×40 ÷++

(61)

×(+)+

(62)78×

(63)÷(+

(64)(65)×

÷

, (66)÷(

+), (67)×7+×11, (68)

,(69)(15+)×

(70)﹣×, (71)13×+×15,

(72)87×

(73)××32, (74)+×, (75)×0.25+×, (76)25××

×, (77)3÷﹣×

(78)÷[(+)÷],÷7×,

(79)

×4

(80)

×

﹣×

, (81)

(1﹣×)×,

(82)

(83

×

×

, (84)

(85)×72﹣×23, (86)

×25×40×

(87)﹣(+) (88)+(+) (89)

﹣(﹣

(90)1﹣﹣. (91)0.25×19+5× (92)

×13×30

(93)×+×+

(94)×7.6+2.4×0.6. (95)(﹣

)×36,

(96)×32×, (97)

×﹣

×, (98)3﹣1

(99)÷÷, (100)[4﹣(﹣)]×,

(101)20×

+4×

(102)÷+4×,

(103)23.6×10%+13.6×910%,(104)(﹣)××8, (105)

+

+, (106)10﹣

(107)+﹣+; (108)0.25+

++

(109)3﹣﹣﹣, (110)15﹣5÷12﹣,

(111)15×÷ (112)30×(+﹣) (113)×

+40%×

(114)10﹣(+×2) (115)

(116)[(﹣1)÷]× (117)12×(+), (118)×÷×,

分数混合运算---- 2

(119)1×+÷, (120)(++)÷, (121)×+×, (122)(2﹣+)×12, (123)×+×, (124)6×××25,

(125)﹣×+, (126)16××(9×), (127)×[

﹣()],(128)6×+3.5,

(129)×÷

(130)+(+)×, (131)

÷7+×

, (132)7

﹣,

(133)++,

(134)18﹣18×, (135)+÷, (136)36×(

+

(137)8×(36×125) (138)﹣

×+

(139)〔1﹣(﹣)〕÷

(140)

×+×

(141)87×

(142)×7+3×25%﹣ (143)(﹣40%)÷×

(144)(145)[1﹣(

, )]

(168)3÷+3÷, (169)7+8.9+2+6.1, (170)18×(+﹣), (171)

+

+﹣

+

(192)(﹣)÷(193)(﹣(194)×((195)+

)×(+), ÷)

(146)0.625×36+×36﹣36, (147)(+

(148)+++++

+)×+

+, +

÷

(172)﹣, (196)÷[1﹣(﹣)] (149)÷28, (150)×, (151)

÷

, (152)16×

(153)÷[(+)×]

(154)36×××42 (155)(+

)÷

(156)×+× (157)÷÷ (158)×8÷ (159)

(160)[1﹣(+)]÷, (161)(﹣)×45, (162)÷﹣×, (163)

÷7+×

(164)×9+, (165)2﹣÷

﹣,

(166)

+)×24,

(167)100﹣23.75﹣76,

(173)

×[÷(﹣)],

(174)48×+3÷7, (175)﹣(﹣), (176)

+﹣,

(177)﹣(+), (178)15﹣5÷12﹣

(179)﹣+﹣, (180)++, (181), (182)

(183),

(184)

, (185)12×(+) (186)24×﹣ (187)

×

÷

(188)86×

(189)×+

÷7

(190)÷(+) (191)÷5+×,

分数混合运算---- 3

(197)4÷1.25÷8 (198)×+

×

(199)

﹣﹣,

(200)2﹣﹣

, (201)

﹣(

﹣), (202)+(﹣

),

(203)+(+×), (204)

÷[×(+)],

(205)(﹣)÷, (206)

÷7+×

(207)×÷, (208)36×(+﹣), (209)×58+42÷8, (210)4﹣

(211)(15﹣14×)×,

(212)÷﹣÷, (213)24×(+), (214)

(×)÷, (215)(+)×9×17, (216)

÷

×,

(217)3﹣1÷(+×), (218)1.75×+×+,

(219)87× (220)×

÷

(221)24×(++) (222)÷5+× (223)×0.375÷ (224)(﹣

)×(+)

(225)÷++ (226)3﹣×

(227)÷[1÷(﹣)]

(228)÷13+

×

(229)×÷×, (230)6﹣2+1, (231)5×32×12.5, (232)

×

(233)

()×(1+),(234)

()×+,

(235)32﹣17.5﹣2.5, (236)×

55, (237)+5

×

×5,

(238)(﹣)×8÷, (239)

÷7+×

(240)120÷[﹣(1﹣

)],(241)(﹣)÷

(242)﹣÷×, (243)÷[()×], (244)(

9)×2

(245)11 (246)(3)÷

3

(247

) (248)×(

﹣)

(249)4×[(+)÷6] (250)×

+÷15

(251)(6﹣×32)+ (252)÷﹣÷. (253)12﹣5

﹣4

(254)24÷6, (255)1×7÷1×7,

(256)

()×35,

(257)4×××,

(258)

(259)

+×+, (260)26×(﹣

)÷,

(261)(﹣+)÷, (262)

×

+

×

+3÷19,

(263)

÷+×,

(264)(﹣+

)×24,

分数混合运算----

4

(265)×

+1.25×+125%,

(266)20÷[1﹣(+)], (267)[2﹣(﹣1.5)÷

]

×

(268)540÷12×9+482 (270)

), (271)75%×2.5,

(272

(273)2÷(2.2+0.2)6.9,(274)0.5

(275),

(276), (277),

(278)()×24, (279)3﹣÷

﹣, (280)×+÷7, (281)19÷[(+)×], (282)

[7.8+×

(2.75+1.25)], (283)[(

)÷

],

(284)

÷×,

(285)(7.5+35×

)÷

(286)×6.3﹣×4.9, (287)[+(﹣)]÷40%, (288)12+×

(289)(2.9+3.1)×(290)2×﹣

﹣2 .

(313)(314)

÷÷, ×3÷,

(337)0.625×9.6+62.5%×, (338)9+99+999+9999+×4, (339)(

﹣+

)×84+101,

(291)(﹣)÷+, (292)19÷(+), (293)55

÷11, +60%×

(315)(﹣×)÷, (316)(+)×32, (317)×+×, ,(318)

, (340)3.5×1+0.35×10+2×350%, (341)[2+(3.4﹣2)×4.5]÷

(294)0.6×

(295)(+﹣)×24, (296)5×(+

)﹣,(297)

﹣(),

(298)++, (299)﹣+, (300)1﹣﹣ (301)﹣﹣, (302)

+(﹣

),

(303)1﹣, (304)

), (305)4÷÷, (306)2,

(307)98÷(), (308)

24+24×,

(309)(+)×48, (310)12÷25, (311)÷

, (312)

÷23+

×

(319)88×(+

),

(320)××16, (321)+×, (322)44﹣72×, (323)

(324)×16×, (325)÷12÷,

(326)

÷[(﹣)×24],(327)×+÷, (328)++×, (329)

÷(+

),

(330)(330),

(331)(25+)×4,

(332)(15﹣14×)÷,

(333)(

)×8÷

,(334)+1÷(﹣), (335)(+﹣)×24, (336)+(﹣)×

分数混合运算---- 5

1

(342) (343) (344) (345)

(346)6﹣×﹣ (347)〔1﹣(﹣

)〕÷ (348)

(349)

(350)5+3.6×2.5÷0.48 (351)

(352)

(353)

(354)3.6×2

÷16.9÷(3×1.1

6)×1.3

(355)+

++…+

(356)÷

×,

(357)(﹣+)×12, (358)7×÷7×,

(359)1.5×﹣×, (360)(

﹣)÷,

, ÷7,

),

(384)(3.06÷0.25+2.76)×0.2, (409)((385)[3÷(3﹣2.4×(386)

+﹣,

×=× =

; ;

)]×0.2×

+)÷(11﹣),

(410)×××

(361)×+÷(362)7÷

(411)×+×, (412)÷[(+)×(413)(+

×)÷

], ,

(387)25×(388)×

(363)×÷(﹣

(364)×3.6+5.2×0.5+1.2×50%(389)÷6÷(414)÷+×, (365)[﹣(+)]÷,

(366)11.32﹣(7+1.32),

(367)89×

(368)÷÷, (369)÷4×, (370)

÷

+

×,

(371)÷[﹣(﹣)], (372)×(+)÷, (373)[﹣(+)]÷,

(374)(﹣

+)×42,

(375)0.42×1+3, (376)1

÷3.6×

(377)15×7+3÷, (378)3

﹣×3.6,

(379)×1÷3, (380)0.44+++0.6,

(381)+2

×2﹣2÷,

(382)(4﹣2)÷(1+2.4),(383)48200﹣156×720÷39,

(390)×÷, (391)15÷×,

(392)﹣+, (393)+

﹣,

(394)﹣(+), (395)

++

+,

(396)×÷×, (397)×13﹣, (398)

÷〔×(1﹣)〕,

(399)÷

(400)﹣﹣, (401)﹣

÷,

(402)÷÷

(403)(+)×,

(404)13.2÷(3.2×3﹣0.8), (405)÷[(﹣)×12],

(406)×45+÷

(407)

﹣×,

(408)(+)÷

分数混合运算----

6

(415)+×

+

(416)(﹣)÷, (417)÷(﹣) (418)×[﹣(﹣)]

(419)÷[×(+)] (420)÷

(421)5.58﹣+5.42﹣ (422)999+99+9+. (423)×﹣÷, (424)1﹣÷﹣

(425)

÷﹣÷,

(426)(+×)÷,

(427)÷+×

(428)×(+)+,

(429)+

, (430)4

4,


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