分数混合运算专项练习430题(有答案)ok.doc

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分数混合运算专项练习430题(有答案)ok.doc

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分数混合运算专项练习430题(有答案)ok.doc

分数混合运算专项练习430题(有答案) 

36

分数混合运算----

(1)+×

(2)×﹣×

(3)3

(4).

(5)﹣(+)

(6)2﹣÷﹣

(7)÷8+×

(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)(+)÷,

(28)×19﹣,

(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,

(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)×(+)+

(63)78×

(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)÷[(+)÷],

(79)÷7×,

(80)×4,

(81)×﹣×,

(82)(1﹣×)×,

(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)×÷×,

(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﹣()],

(146)0.625×36+×36﹣36,

(147)(+++)×,

(148)+++++++,

(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,

(168)3÷+3÷,

(169)7+8.9+2+6.1,

(170)18×(+﹣),

(171)+++,

(172)﹣﹣,

(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+×,

(192)(﹣)÷,

(193)(﹣)×(+),

(194)×(÷)

(195)+÷

(196)÷[1﹣(﹣)]

(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,

(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)×﹣2

(290)2×﹣.

(291)(﹣)÷+,

(292)19÷(+),

(293)55÷11,

(294)0.6×+60%×+×,

(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+×,

(313)÷÷,

(314)×3÷,

(315)(﹣×)÷,

(316)(+)×32,

(317)×+×,

(318),

(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)+(﹣)×,

(337)0.625×9.6+62.5%×,

(338)9+99+999+9999+×4,

(339)(﹣+)×84+101,

(340)3.5×1+0.35×10+2×350%,

(341)[2+(3.4﹣2)×4.5]÷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÷(3×1.16)×1.3

(355)+++…+

(356)÷×,

(357)(﹣+)×12,

(358)7×÷7×,

(359)1.5×﹣×,

(360)(﹣)÷,

(361)×+÷,

(362)7÷﹣÷7,

(363)×÷(﹣),

(364)×3.6+5.2×0.5+1.2×50%,

(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)48200﹣156×72

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