五年级数学(方程)习题及答案.docx
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五年级数学(方程)习题及答案.docx
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五年级数学(方程)习题及答案
(1)x+57=149
(2)x+22=24
(3)x+96=151
(4)x+79=148
(5)x+33=130
(6)x+36=63
(7)x+46=118
(8)x+94=180
(9)x+47=92
(10)x-10=24
(11)x-20=23
(12)x-6=40
(13)x-28=29
(14)x-38=38
(15)x-5=63
(16)x-18=10
(17)x-4=62
(18)x-12=81
(19)x+3.4=7.4
(20)x+4.5=7.7
(21)x+9.4=11.5
(22)x+2=7.1
(23)x+2.8=4.2
(24)x+7.6=9
(25)x+1.6=10.8
(26)x+8.1=14.2
(27)x+1.7=9.4
(28)x-0.4=6.4
(29)x-3.4=2.3
(30)x-0.2=7.3
(31)x-2.4=3.8
(32)x-2.1=5.6
(33)x-1.6=5.1
(34)x-2.4=2.6
(35)x-0.7=8.3
(36)x-5.3=1.3
(37)80+x=132
(38)47+x=133
(39)57+x=78
(40)5+x=22
(41)53+x=88
(42)43+x=52
(43)63+x=92
(44)27+x=44
(45)93+x=181
(46)89-x=27
(47)96-x=90
(48)82-x=56
(49)79-x=72
(50)91-x=64
(51)19-x=11
(52)23-x=11
(53)96-x=47
(54)94-x=49
(55)4.7+x=4.9
(56)7.7+x=13.6
(57)2+x=7.7
(58)3+x=9.7
(59)6.3+x=8.6
(60)0.8+x=8.3
(61)6.4+x=9.9
(62)7.1+x=10.1
(63)1.6+x=8.3
(64)6.8-x=4.4
(65)9.8-x=3
(66)5-x=3.1
(67)3.6-x=3.4
(68)8.5-x=2.1
(69)6.8-x=2.8
(70)7.6-x=3.2
(71)3.1-x=2.7
(72)7.1-x=6
(73)78x=156
(74)17x=34
(75)2x=126
(76)18x=54
(77)14x=42
(78)32x=64
(79)13x=169
(80)2x=176
(81)4x=196
(82)6.2x=12.4
(83)0.2x=11.4
(84)4.4x=8.8
(85)0.5x=17.5
(86)0.6x=8.4
(87)1.7x=15.3
(88)0.5x=7
(89)0.4x=4.4
(90)5.2x=15.6
(91)2x=9
(92)5x=5.5
(93)67x=13.4
(94)35x=14
(95)2x=8.2
(96)18x=16.2
(97)30x=18
(98)16x=17.6
(99)16x=4.8
(100)114÷x=2
(101)88÷x=2
(102)172÷x=43
(103)126÷x=18
(104)144÷x=12
(105)60÷x=12
(106)184÷x=2
(107)111÷x=3
(108)82÷x=2
(109)5.4÷x=0.2
(110)19.2÷x=4.8
(111)17÷x=0.5
(112)3.2÷x=0.8
(113)1.2÷x=0.4
(114)2.2÷x=0.2
(115)18.4÷x=2.3
(116)3.6÷x=1.8
(117)7.5÷x=0.5
(118)x÷24=7
(119)x÷2=20
(120)x÷55=2
(121)x÷4=6
(122)x÷34=2
(123)x÷7=17
(124)x÷49=4
(125)x÷4=10
(126)x÷28=3
(127)x÷5=3.8
(128)x÷5=3.1
(129)x÷98=0.2
(130)x÷12=1.4
(131)x÷6=1.7
(132)x÷5=1.7
(133)x÷5=1.6
(134)x÷37=0.2
(135)x÷15=0.5
(136)8x+32=56
(137)5x+12=207
(138)6x+35=167
(139)3x+18=108
(140)44x+26=202
(141)12x+14=206
(142)4x+24=192
(143)11x+55=77
(144)3x+41=197
(145)2x-13=51
(146)5x-39=156
(147)19x-38=57
(148)21x-46=143
(149)94x-48=140
(150)2x-24=38
(151)5x-35=125
(152)52x-27=77
(153)20x-26=154
(154)6x+1.3=21.1
(155)2x+3=7.8
(156)3x+1.2=10.2
(157)22x+1.8=12.8
(158)55x+1.5=18
(159)4x+2=19.2
(160)4x+3.9=8.7
(161)43x+4.4=21.6
(162)57x+4.1=21.2
(163)0.2x+4.4=18.6
(164)2.8x+5.9=25.5
(165)2x+4.9=14.9
(166)0.3x+4.3=15.7
(167)0.5x+1.2=9.7
(168)3.2x+2.2=21.4
(169)0.2x+3.2=16
(170)0.6x+3.5=9.5
(171)0.4x+4.4=13.6
(172)10x-5.4=7.6
(173)31x-3.7=11.8
(174)4x-4.7=13.7
(175)10x-2=11
(176)47x-3.2=15.6
(177)56x-5.6=5.6
(178)5x-5.5=9.5
(179)3x-5.5=8.9
(180)52x-5.2=10.4
(181)0.2x-1.4=12.8
(182)2.6x-4.9=8.1
(183)1.8x-2.8=13.4
(184)0.6x-4.6=15.2
(185)7.5x-2.6=12.4
(186)2.3x-4=14.4
(187)3.6x-4=14
(188)0.2x-5.3=1.7
(189)0.2x-1.7=14.9
(190)138+2x=232
(191)132+36x=240
(192)111+2x=133
(193)45+15x=90
(194)197+15x=317
(195)110+2x=270
(196)188+14x=244
(197)59+67x=193
(198)169+8x=369
(199)151-5x=36
(200)170-10x=50
(201)56-4x=40
(202)104-14x=76
(203)124-20x=84
(204)117-6x=93
(205)116-3x=98
(206)191-2x=25
(207)175-10x=125
(208)2.3+0.5x=20.3
(209)17.7+0.2x=32.5
(210)4.4+0.4x=18.4
(211)1.5+0.6x=11.1
(212)12.6+0.5x=18.6
(213)8.3+0.2x=22.3
(214)16.2+0.2x=35.4
(215)12.1+1.1x=17.6
(216)7.4+0.2x=9.6
(217)9.7+14x=12.5
(218)3.7+29x=15.3
(219)2.4+4x=22
(220)18.3+2x=34.1
(221)6.5+2x=10.1
(222)16.4+10x=27.4
(223)4+46x=17.8
(224)4.7+27x=20.9
(225)17+22x=36.8
(226)16.7-0.2x=13.7
(227)17.8-0.3x=16.3
(228)9.3-0.2x=4.7
(229)17.8-0.7x=14.3
(230)12.1-0.2x=3.7
(231)11.7-0.6x=5.1
(232)9.5-2x=1.5
(233)8.8-2.5x=3.8
(234)8.5-0.2x=7.5
(235)11-10x=6
(236)19.1-23x=3
(237)19.5-4x=14.7
(238)13.4-5x=5.4
(239)18.8-4x=13.6
(240)18-7x=13.8
(241)18.1-49x=8.3
(242)18-5x=8
(243)7.7-30x=1.7
(244)6x÷9=2
(245)10x÷5=40
(246)66x÷11=12
(247)10x÷14=5
(248)20x÷40=3
(249)92x÷8=23
(250)3x÷14=12
(251)40x÷10=8
(252)18x÷9=22
(253)0.5x÷16=1
(254)0.2x÷54=0.3
(255)1.5x÷3=3.5
(256)6x÷30=0.6
(257)0.8x÷20=1
(258)0.5x÷60=0.3
(259)4.5x÷30=0.6
(260)0.4x÷13=0.8
(261)0.3x÷9=0.4
(262)92x÷4=4.6
(263)8x÷28=0.6
(264)84x÷4=4.2
(265)2x÷18=0.9
(266)2x÷3=4.2
(267)3x÷8=0.6
(268)10x÷5=2.4
(269)18x÷6=1.2
(270)12x÷22=0.6
(271)16x+13x=261
(272)8x+7x=165
(273)4x+6x=100
(274)8x+2x=180
(275)5x+15x=240
(276)8x+2x=60
(277)2x+3x=85
(278)12x+11x=92
(279)11x+6x=306
(280)8x-6x=14
(281)11x-6x=60
(282)12x-4x=16
(283)8x-6x=44
(284)11x-5x=84
(285)15x-7x=48
(286)13x-10x=18
(287)13x-6x=21
(288)10x-2x=128
(289)4.5x+3.2x=138.6
(290)4.5x+9.2x=123.3
(291)4.1x+3.9x=112
(292)4x+2.6x=151.8
(293)3.1x+7.3x=124.8
(294)7x+5.4x=124
(295)1.6x+0.9x=35
(296)0.2x+4.6x=76.8
(297)0.6x+0.5x=51.7
(298)3.6x-1.4x=52.8
(299)7.1x-3.7x=20.4
(300)2.1x-1.3x=27.2
(301)8.7x-5.5x=9.6
(302)8.9x-4.7x=12.6
(303)3.3x-2.3x=5
(304)8.2x-3x=52
(305)5.5x-1.2x=60.2
(306)5.7x-0.6x=71.4
(307)11x+13x+46=118
(308)2x+3x+31=261
(309)5x+4x+20=119
(310)4x+2x+23=317
(311)13x+15x+46=382
(312)11x+2x+13=117
(313)13x+5x+4=130
(314)6x+5x+17=314
(315)13x+14x+4=220
(316)3x+2x-29=301
(317)9x+4x-10=276
(318)3x+15x-7=65
(319)3x+2x-22=248
(320)12x+8x-4=276
(321)14x+5x-21=188
(322)15x+14x-36=80
(323)6x+3x-7=227
(324)6x+5x-42=200
(325)6x-3x+46=82
(326)19x-12x+13=55
(327)11x-6x+6=16
(328)7x-3x+42=106
(329)16x-3x+25=155
(330)16x-14x+4=14
(331)9x-2x+33=54
(332)6x-4x+4=32
(333)11x-5x+35=131
(334)19x-7x-18=90
(335)16x-3x-22=69
(336)14x-3x-31=13
(337)8x-6x-28=20
(338)7x-2x-27=58
(339)5x-2x-8=16
(340)5x-2x-22=32
(341)13x-6x-5=58
(342)15x-3x-38=94
(343)1x+0.9x+1.5=75.6
(344)8.6x+5.9x+0.4=29.4
(345)3.4x+3.6x+2.7=170.7
(346)1.9x+1.8x+2.5=191.2
(347)5.9x+9.6x+4=143.5
(348)9.1x+3.3x+3.5=53.1
(349)0.6x+4.3x+2.8=76.3
(350)1.2x+2.6x+0.8=69.2
(351)9.5x+9.8x+2.2=175.9
(352)48x+23x+0.4=57.2
(353)12x+6x+4.8=49.8
(354)16x+10x+4.4=9.6
(355)84x+53x+0.3=137.3
(356)15x+5x+4.1=20.1
(357)53x+90x+3.7=46.6
(358)10x+20x+3=66
(359)14x+10x+3.1=29.5
(360)78x+55x+1.1=94.2
(361)3.4x+0.4x-4.5=56.3
(362)8.4x+1.1x-4.1=90.9
(363)1.7x+7.1x-4.7=109.7
(364)3.8x+3.5x-4.1=98.1
(365)9x+7.9x-0.5=100.9
(366)5.3x+7.1x-3.7=45.9
(367)0.8x+4.8x-1=60.6
(368)2.2x+1.5x-3.7=22.2
(369)0.9x+1.6x-2.4=70.1
(370)15x+9x-1.3=135.5
(371)89x+6x-1.4=27.1
(372)22x+16x-2=142.4
(373)37x+25x-4.4=107.2
(374)11x+20x-2.3=65.9
(375)51x+35x-2.7=109.1
(376)75x+67x-3.2=110.4
(377)83x+93x-3.5=66.9
(378)15x+14x-0.2=110
(379)6.5x-2.1x+4.2=65.8
(380)1.4x-0.7x+2.3=46.4
(381)7.8x-1.5x+3.2=59.9
(382)3.8x-1.4x+3.5=32.3
(383)6.9x-2.4x+1.9=46.9
(384)3.8x-2.2x+0.5=37.3
(385)2.9x-0.4x+2.8=40.3
(386)3.3x-2.1x+3.5=35.9
(387)9.3x-5.4x+0.7=24.1
(388)48x-20x+3.5=56.7
(389)37x-26x+1.5=31.2
(390)63x-39x+4.8=33.6
(391)86x-51x+2.2=37.2
(392)23x-10x+2.9=28.9
(393)17x-13x+2.8=10
(394)96x-32x+0.5=45.3
(395)38x-19x+3.4=49
(396)41x-30x+4.6=22.2
(397)2.6x-1.2x-0.2=37.6
(398)8.1x-5.1x-1.8=28.2
(399)2.2x-1.1x-3.5=22.9
(400)4.2x-1.9x-3.8=23.8
(401)5.9x-3.1x-3.6=30
(402)3.5x-2.7x-4.9=9.5
(403)0.8x-0.3x-4.9=16.1
(404)5.2x-1.6x-0.9=17.1
(405)6.5x-5.6x-0.9=3.6
(406)76x-32x-3.4=31.8
(407)73x-50x-1.1=28.8
(408)96x-28x-1.4=19
(409)32x-20x-2.3=24.1
(410)68x-5x-4.7=33.1
(411)11x-5x-2.2=13.4
(412)9x-2x-4=57.6
(413)96x-19x-4.3=49.6
(414)16x-14x-1.8=10.2
(415)2x+2×38=214
(416)2x+3×25=183
(417)2x+20×4=212
(418)4x+4×21=204
(419)2x+65×2=152
(420)7x+3×18=187
(421)4x+4×32=260
(422)9x+22×7=190
(423)2x+8×15=198
(424)7x-3×33=20
(425)15x-12×8=39
(426)4x-2×43=38
(427)23x-3×24=112
(428)13x-2×9=177
(429)15x-7×5=70
(430)2x-3×11=81
(431)22x-12×2=130
(432)3x-8×5=125
(433)0.4x+1.1×14=29.4
(434)3.3x+0.7×14=23
(435)1.1x+2.9×6=28.4
(436)2x+4.5×2=21
(437)1.3x+3.3×5=23
(438)0.4x+0.2×10=6.8
(439)2.4x+1×17=36.2
(440)1.6x+2.4×4=24
(441)0.3x+2×4=21.2
(442)3x+10×1.2=18.3
(443)16x+14×0.5=23
(444)13x+4×2.1=12.3
(445)2x+33×0.4=17.4
(446)36x+6×2=22.8
(447)3x+5×1=13.1
(448)5x+33×0.6=29.3
(449)2x+6×1.3=12.4
(450)14x+31×0.6=31.2
(451)0.8x-2.7×4=2
(452)0.3x-0.2×6=6.9
(453)1.6x-3.4×4=5.6
(454)2x-3.1×4=5.6
(455)2.8x-0.8×19=1.6
(456)2.1x-0.2×5=13.7
(457)1.9x-1×2=3.7
(458)3.3x-0.8×21=3
(459)0.6x-1.8×7=5.4
(460)4x-3×1.2=13.2
(461)20x-4×1.6=9.6
(462)11x-3×0.6=18
(463)5x-3×1.1=10.7
(464)5x-14×0.9=4.4
(465)19x-17×0.8=5.4
(466)13x-14×1=5.5
(467)11x-9×0.4=10.7
(468)23x-12×0.3=7.9
(469)2(6x+26)=196
(470)2(x+33)=76
(471)3(2x+13)=123
(472)3(x+24)=102
(473)4(6x+30)=192
(474)2(2x+39)=102
(475)2(12x+12)=120
(476)2(10x+21)=102
(477)5(4x+6)=150
(478)10(12x-16)=200
(479)2(4x-22)=116
(48
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