小数四则混合运算专项练习题集整理.docx
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小数四则混合运算专项练习题集整理.docx
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小数四则混合运算专项练习题集整理
小数混合运算专项练习276题
(能简便的要简便运算)
(1)0.11×1.8+8.2×0.11
(2)2.34×99+2.34
(3)5.4÷2.7×0.8
(4)132×101
(5)6.25÷1.25÷0.8
(6)2.5×16.
(7)6.33×101﹣6.33
(8)1.56×1.7+0.44×1.7
(9)1.8×[(3.41﹣2.9)÷0.03]
(10)0.125×32×2.5.
(11)1.258×18.5﹣0.258×18.5
(12)8.48÷0.8×0.9
(13)1.25×2.4
(14)5.85÷(1.3+0.5)×6.
(15)17.17﹣6.8﹣3.2﹣6.17
(16)5.4×[(1.3+2.15)÷0.2]
(17)8.4÷0.6+8.4÷0.4
(18)16.8×10.1
(19)10.9﹣0.9÷0.2+1.8
(20)1.25×3.2×0.25.
(21)1.36+4.85+2.64+6.15
(22)98.5÷2.5÷4
(23)5.4÷[2.5×(3.7﹣2.9)]
(24)0.8×(4﹣3.68)÷0.01
(25)83.7﹣12.83﹣0.17
(26)5.96+13×(3.2﹣3.12)
(27)4.32÷2.4×1.7;
(28)16.2×4.5+3.8×4.5;
(29)9.05﹣3.86﹣3.14;
(30)7.28+0.72÷0.9
(31)4.32+5.43+6.68
(32)17.17﹣6.8﹣3.2
(33)5.29×9+5.29
(34)16.8×10.1
(35)2.74×9.5+5×0.274
(36)0.36+9.6÷3.2.
(37)3.75×25+6.25×25
(38)25.46﹣8.23﹣1.76
(39)2.9+7.1×10
(40)1.25×32×0.25.
(41)15.68﹣(7.78﹣4.32)﹣2.32
(42)0.25×3.2×1.25
(43)9.99×1.01
(44)4.63×1.4+46.3×0.86
(45)17.5÷0.8÷12.5
(46)0.9+9.9+99.9+999.9.
(47)2.9×99+2.9
(48)25×11.2×4
(49)23.25﹣6.75﹣3.25.
(50)125×3.2×2.5
(51)3.6×10.1
(52)5.8×2.7+0.58×73
(53)3.6+6.4×1.8
(54)(1.48+3.02)÷(3.6×0.5)
(55)(36.7﹣4.9)×101﹣31.8.
(56)6.33×101﹣6.33
(57)35.6﹣5×1.73
(58)1.6×55.4﹣55.4×0.6
(59)17.68÷5.2+2.7×1.5.
(60)1.08×0.8÷0.27
(61)102×0.45
(62)22.78÷1.25÷0.8
(63)0.34×101﹣0.34.
(64)0.125×32×2.5
(65)0.8×6.3﹣0.8×3.8
(66)504÷3.2×2.08
(67)(20﹣0.8×9)×5.7
(68)2.4×1.5+3.6÷1.5
(69)7.38﹣5.14+3.62﹣2.86
(70)0.12×1.8+8.2×0.12
(71)5.4÷[0.51÷(1.2﹣1.03)]
(72)[(8.1﹣5.6)×0.9﹣1.05]÷0.04.
(73)10.8﹣0.8÷(0.35+0.05)
(74)8×[1÷(2.3﹣2.25)]
(75)2.64×9.9+0.264
(76)4.52+0.61+1.39+6.48
(77)4.27﹣(1.96﹣1.73)
(78)(294.4﹣19.2×6)÷(6+8)
(79)12.5×0.76×0.4×8×2.5.
(80)4.98+8.02×2.5
(81)60.8﹣40.8÷2.5
(82)0.8×69.6×12.5
(83)4.98×99+4.9
(84)6.48÷3.2÷2.5
(85)1.2×7.6+7.6×6.8.
(86)(9.4﹣5.8)×2.07
(87)12.54﹣4.56﹣3.44﹣1.54
(88)(9.36×5+9.36+9.36×2)×1.25
(89)7.236÷0.18﹣14.3×0.02.
(90)9.6÷0.4×0.25
(91)29.7÷(5.85÷0.65)
(92)7.4×9.9
(93)3.84﹣2.7×0.64
(94)8.68﹣8.68÷0.56×0.5
(95)4.7×4.7+4.7+4.3×4.7.
(96)2.72÷[(8.2﹣6.5)×0.5];
(97)9.12+9.12×9﹣60.2;
(98)28.4÷0.4÷0.25;
(99)27.36﹣27.36÷7.6.
(100)3.25×0.45+6.75×0.45
(101)31.5﹣24.5÷3.5
(102)7.5×102
(103)6.3+3.7×2.8.
(104)2.15+8.73+1.27+7.85
(105)11.87﹣(8.2+1.87)
(106)5.42﹣3.87﹣1.13
(107)4.38﹣1.56+0.62﹣0.44
(108)0.4×270×2.
(109)(40+1.25)×8
(110)(12.5﹣0.05)×8
(111)2.6×8.5+8.5×7.4
(112)9.9×6.9﹣6.9×3.9
(113)5.6×99+5.6
(114)2.5×(1.9+1.9+1.9+1.9)
(115)7.2÷1.25÷8.
(116)52.4﹣(15+0.6)÷1.6
(117)9.87×99+9.87
(118)46.8÷0.9÷0.4
(119)5.5×17.3+6.7×5.5.
(120)99×4.2+4.2
(121)0.25×1.25×3.2
(122)6.4×14+15×6.4+6.4
(123)(1.3+1.3×0.125×8)÷(80﹣77.4)
(124)4×(25+2.5+0.25)÷111
(125)6.25÷〔(17.2﹣3.6×4.5)÷0.32〕
(126)28.4×99+28.4
(127)0.94×2.5﹣0.45
(128)4×0.8×12.5×2.5
(129)17.5÷0.25×17+13.
(130)10.1×87
(131)2.3+3.19÷(22﹣19.8)
(132)1.25×7.2.
(133)9.1﹣1.2÷6﹣6.24
(134)7.3+12.8﹣3.8×2.3
(135)(5.36+7.64)÷13×100
(136)7.575÷[(5.63﹣1.88)×0.2].
(137)7.5﹣(5.5+1.24)
(138)0.26+15.68+9.74+2.32
(139)13.26+9.55﹣3.26
(140)6.1+3.9﹣6.1+3.9.
(141)31.7÷0.63(保留2位小数)
(142)2.4×1.5+3.6÷1.5
(143)0.32×0.25+0.08÷4
(144)(9.6+1.48÷3.7)÷8
(145)5.8÷[4×(1.34﹣0.14)]
(146)5.4÷[0.51÷(1.2﹣1.03)].
(147)21.35﹣3.25﹣16.75
(148)33.02﹣(148.4﹣90.85)÷2.5
(149)32×2.5×0.125
(150)18.1+(3﹣0.299÷0.23)×1.
(151)67﹣(2.98+0.67)
(152)8×16﹣73.8×6
(153)(45+14)÷73+710.
(154)13.7×0.125×8
(155)0.8×[13﹣(3.12+5.28)]
(156)102×0.56
(157)1.53×1.7+0.47×1.7.
(158)5.18+0.73+0.82
(159)0.75×1.8÷1.5
(160)12.5×7.1×0.8
(161)6.12×99+6.12
(162)8.6÷0.86+8×0.35
(163)5.6×(18.5﹣8.5÷0.5)
(164)0.125×4.78×80
(165)2.8×3.6+1.4×2.8
(166)(0.4+40)×2.5
(167)78.7﹣17.7×3.6
(168)18÷[0.3×(8﹣6.5)]
(169)12.7+12.5+0.5.
(170)91÷2.6÷0.05=
(171)6.3×3.7+6.3×6.3=
(172)(3.7+1.7×0.4)÷2.5=
(173)7.28+3.2÷2.5=
(174)0.74+0.9×7.4=
(175)7.8÷0.125÷0.8=
(176)37.5÷[0.3×(1.34﹣0.84)]
(177)(2.5+27.75÷1.5)×1.6.
(178)6.21﹣3.8+2.2
(179)6.03+3.7+2.97
(180)17.43﹣6.57﹣2.43
(181)20.47﹣(1.47+6.8)
(182)13.26+4.71+3.47+5.29
(183)22.74+8.68﹣13.74.
(184)10÷0.2÷2.5
(185)64×4.5+3.6×45
(186)1.25×3.2×0.8
(187)14.5×102
(188)14.64+3.7×2.8
(189)8.4÷0.21÷0.5.
(190)0.125×9×8×0.3
(191)4.62÷5÷0.66
(192)5.78×2.3+5.78+5.78×6.7
(193)7.75×[20÷(3.24﹣3.04)].
(194)1.25×0.5×8×0.2
(195)0.97×9+0.97
(196)5.4÷[3×﹙3.8﹣2.9﹚].
(197)0.4×(3.2﹣0.8)÷0.15
(198)5.7+1.9×0.2÷7.6
(199)32.4×6.3+32.4×3.7
(200)18.2﹣10.6×(0.9﹣0.75)
(201)0.25×3.85×40
(202)1.46×3.5+3.5×4.54.
(203)7×12.5×0.8
(204)4.7×3.6+4.7×6.4
(205)1.45×[(2.8+4.4)÷2.4].
(206)4.2×(6.18﹣3.03)+6.3
(207)15.02﹣6.8﹣(1.02+1.2)
(208)0.6×[(5﹣0.68)÷1.2]
(209)2.7÷4+6.3×0.25
(210)(6.02+2.8)÷0.4﹣2.05
(211)3.08×3.5+6.2×3.08+3.08×0.3.
(212)2.3+3.91÷(22﹣19.7)
(213)21.6÷[64.8﹣(48.6﹣2.7×2)].
(214)93.6×3.6+1.4×3.6
(215)0.25×0.8×0.125×0.4
(216)2.7×1.5﹣2.7
(217)9.08+5.45+11.92+4.55
(218)1.25×30×1.2×0.8.
(219)0.6+0.94﹣0.208
(220)4.85×1.25×8
(221)(64﹣22.4÷1.4)×1.2
(222)18.3﹣6.25﹣3.75
(223)2.8×3.6+1.4×2.8
(224)6.6÷〔14.5﹣(1.7+1.8)〕
(225)0.25×9.87×4
(226)36.7×2.1+10.8
(227)8.45﹣0.45×0.1
(228)0.73×102
(229)7.8×5.6+2.3×4.4
(230)76.3×27﹣76.3×17.
(231)7.05×23.7+7.05×76.3.
(232)[(7.6﹣5.2)÷0.4+2.54]×32.
(233)17.68÷5.2+2.7×1.5
(234)35.6﹣5×1.73
(235)(1.1﹣0.78)×(2.7﹣1.95)
(236)1.3×0.75×4
(237)1.08÷1.8×1.2
(238)50.4×1.9﹣1.8
(239)0.82×0.25+1.18×0.25.
(240)8.5×[(2.36+2.42)÷0.25]
(241)3.9÷[(1.3+0.6)×6﹣3.6]
(242)4.25×6.3+3.7×4.25
(243)205×0.99
(244)25.6﹣7.49﹣2.51
(245)[2.5﹣(6.8﹣4.9)]×0.8.
(246)102×4.5
(247)3.4÷[(1.2+0.5)×5]
(248)8×(20﹣1.25)
(249)0.654+10.9×6.5
(250)22.7×1.25×0.8
(251)3.91×2.8+6.09×2.8.
(252)6.23+3.09=
(253)132.4﹣59.8=
(254)6.62×0.84=
(255)2.07÷0.023=
(256)[20.026﹣(8.6+9.7)×0.92]÷30.19.
(257)0.125×32×2.5
(258)0.8×6.3﹣0.8×3.8
(259)50.4÷3.2×2.08
(260)204÷(3.4×0.5)
(261)(43.26+2.34)÷7.5
(262)(20﹣0.8×9)×5.7.
(263)13.25﹣0.8+1.75﹣1.2;
(264)2.5×99+2.5;
(265)10.36+4.8﹣16.5÷5;
(266)12.5×2.4.
(267)38.78﹣19.59+41.22﹣30.41
(268)2.74×4.86+4.86×6.26+4.86
(269)0.08×(12.5+2.5)×0.1
(270)25.92+(10.1﹣14.5×0.2)
(271)0.487×12.5÷48.7
(272)(8.16+2.09)÷[(10.3﹣9.3)÷0.4].
(273)1.56×1.7+0.44×1.7
(274)12.5×(7.2﹣1.9)×0.8
(275)0.25×2010+20.10×75
(276)30.8÷[(6.34﹣4.59)×4].
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