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+59=153
(2)x+10=91
(3)x+33=74
(4)x+45=137
(5)x+64=152
(6)x+88=132
(7)x+46=76
(8)x+71=131
(9)x+50=58
(10)x-3=59
(11)x-28=19
(12)x-42=34
(13)x-60=27
(14)x-21=20
(15)x-20=51
(16)x-73=19
(17)x-15=80
(18)x-49=39
(19)x+3.9=9
(20)x+1.1=1.5
(21)x+1.6=3.4
(22)x+8.2=11.1
(23)x+6.5=12.3
(24)x+0.6=10.2
(25)x+8=10.7
(26)x+7.7=14.8
(27)x+9.2=12.1
(28)x-2.2=7.6
(29)x-4.7=1.3
(30)x-5.6=3.2
(31)x-5.7=1.3
(32)x-2.1=3.6
(33)x-3.4=2.9
(34)x-0.6=5.5
(35)x-1.9=3.9
(36)x-1.7=6.2
(37)33+x=85
(38)55+x=100
(39)86+x=160
(40)7+x=31
(41)51+x=89
(42)61+x=104
(43)25+x=30
(44)58+x=74
(45)74+x=154
(46)78-x=13
(47)85-x=80
(48)51-x=21
(49)55-x=49
(50)19-x=13
(51)36-x=30
(52)84-x=46
(53)43-x=35
(54)52-x=17
(55)5.3+x=14.5
(56)5.4+x=5.9
(57)8.1+x=10.4
(58)3.5+x=9.8
(59)2.7+x=12.4
(60)9.4+x=17.8
(61)5.5+x=12.6
(62)0.6+x=6.9
(63)2.2+x=9.7
(64)6.9-x=2.4
(65)6.1-x=2
(66)6.4-x=4.9
(67)8.3-x=5
(68)8.7-x=6.6
(69)5.3-x=1.4
(70)2-x=1.8
(71)9.1-x=5.7
(72)8.7-x=7.2
(73)15x=60
(74)9x=27
(75)2x=102
(76)20x=160
(77)37x=74
(78)7x=140
(79)27x=135
(80)2x=72
(81)58x=174
(82)9.8x=19.6
(83)1.5x=13.5
(84)0.2x=16.4
(85)4.5x=13.5
(86)0.3x=5.4
(87)0.7x=19.6
(88)0.2x=11.6
(89)1.4x=19.6
(90)2x=20
(91)6x=1.8
(92)30x=6
(93)37x=18.5
(94)24x=14.4
(95)96x=19.2
(96)17x=15.3
(97)15x=6
(98)8x=3.2
(99)2x=13.2
(100)168÷x=42
(101)52÷x=26
(102)72÷x=12
(103)24÷x=12
(104)38÷x=2
(105)60÷x=2
(106)72÷x=2
(107)112÷x=7
(108)176÷x=2
(109)14.8÷x=0.2
(110)12.6÷x=1.8
(111)13÷x=0.5
(112)9.6÷x=0.8
(113)2.8÷x=0.4
(114)2.4÷x=0.4
(115)14.4÷x=3.6
(116)13.3÷x=0.7
(117)12÷x=0.6
(118)x÷2=17
(119)x÷10=6
(120)x÷30=5
(121)x÷39=5
(122)x÷88=2
(123)x÷25=3
(124)x÷33=6
(125)x÷47=3
(126)x÷3=33
(127)x÷5=2.7
(128)x÷17=0.5
(129)x÷4=3.4
(130)x÷4=4.8
(131)x÷39=0.5
(132)x÷28=0.7
(133)x÷4=1.2
(134)x÷30=0.6
(135)x÷5=2.4
(136)2x+37=75
(137)62x+53=177
(138)17x+10=146
(139)5x+42=242
(140)73x+30=176
(141)14x+59=115
(142)2x+41=197
(143)2x+35=193
(144)3x+58=154
(145)2x-29=121
(146)90x-51=129
(147)35x-22=153
(148)97x-45=149
(149)33x-53=13
(150)6x-18=12
(151)66x-53=79
(152)27x-53=109
(153)8x-51=125
(154)61x+3.4=15.6
(155)4x+1.8=15.4
(156)3x+2.1=3.3
(157)10x+2=6
(158)3x+3.7=8.2
(159)4x+3.4=14.6
(160)10x+1=15
(161)3x+5=6.2
(162)35x+5.5=16
(163)0.8x+5.7=11.3
(164)1x+4.7=15.7
(165)2x+4.8=8.8
(166)0.4x+1.6=4
(167)0.2x+5.4=23
(168)0.4x+4.4=21.2
(169)0.5x+5.6=7.6
(170)2.3x+4.5=9.1
(171)0.5x+2.9=20.9
(172)5x-5.2=13.8
(173)21x-4.6=1.7
(174)34x-5.6=11.4
(175)5x-3=3.5
(176)8x-1.5=1.7
(177)3x-4.6=14.9
(178)3x-3=8.4
(179)20x-3.3=4.7
(180)4x-3.6=2.4
(181)0.4x-4.3=15.7
(182)0.2x-3.4=12.4
(183)2.4x-1.4=10.6
(184)0.9x-3.5=9.1
(185)2x-2.2=17.8
(186)0.4x-3.5=2.5
(187)2.6x-2=8.4
(188)0.9x-2.3=13
(189)0.8x-1.8=7
(190)153+6x=249
(191)149+3x=233
(192)192+10x=222
(193)199+3x=238
(194)78+4x=194
(195)118+7x=216
(196)48+2x=116
(197)191+17x=293
(198)86+16x=166
(199)168-8x=120
(200)127-3x=79
(201)148-30x=28
(202)138-18x=84
(203)150-2x=32
(204)147-20x=67
(205)193-2x=133
(206)136-4x=72
(207)54-9x=18
(208)11.5+0.2x=14.5
(209)4.4+0.3x=8.9
(210)5.3+0.2x=25.1
(211)9.2+0.2x=17.6
(212)3.8+1.4x=10.8
(213)15.1+0.8x=23.1
(214)10.6+0.3x=14.8
(215)11.3+8.7x=28.7
(216)3.8+0.2x=19.8
(217)19.6+73x=34.2
(218)9.7+5x=29.2
(219)8.4+7x=23.8
(220)4.6+7x=7.4
(221)4+56x=15.2
(222)16.3+2x=30.9
(223)11.3+2x=19.9
(224)12.2+5x=13.7
(225)6.4+2x=23.4
(226)19.3-0.7x=15.8
(227)11.3-1x=7.3
(228)18.1-0.7x=11.8
(229)19.2-3.9x=3.6
(230)16.8-5.5x=5.8
(231)17.3-5.4x=1.1
(232)16-1.5x=13
(233)18.9-2.1x=6.3
(234)11.5-0.3x=2.2
(235)16.7-14x=6.9
(236)16.7-2x=5.5
(237)13.1-5x=4.1
(238)19.8-6x=6.6
(239)9.8-3x=4.1
(240)5.5-2x=2.3
(241)13.7-15x=3.2
(242)16.3-2x=3.9
(243)15.8-13x=11.9
(244)6x÷10=12
(245)15x÷45=4
(246)27x÷18=9
(247)3x÷5=21
(248)3x÷24=8
(249)2x÷28=3
(250)2x÷4=9
(251)20x÷4=15
(252)16x÷44=4
(253)3.6x÷54=0.2
(254)1x÷5=3
(255)0.3x÷36=0.2
(256)0.4x÷96=0.2
(257)1x÷5=2.2
(258)0.5x÷4=2
(259)2.7x÷54=0.3
(260)0.4x÷14=0.2
(261)3.3x÷22=0.9
(262)6x÷3=2.4
(263)16x÷80=0.2
(264)3x÷7=0.6
(265)16x÷2=3.2
(266)4x÷3=3.6
(267)5x÷3=4
(268)60x÷20=0.6
(269)15x÷5=1.2
(270)2x÷12=0.8
(271)6x+8x=252
(272)3x+4x=189
(273)2x+19x=126
(274)19x+6x=175
(275)12x+7x=76
(276)4x+13x=51
(277)14x+7x=210
(278)2x+10x=84
(279)15x+3x=36
(280)12x-8x=12
(281)5x-2x=66
(282)5x-2x=54
(283)13x-3x=50
(284)10x-6x=68
(285)15x-10x=45
(286)14x-10x=48
(287)8x-2x=18
(288)10x-3x=126
(289)8.5x+7.6x=177.1
(290)0.3x+2.7x=45
(291)3.1x+8.7x=35.4
(292)8.4x+5.9x=157.3
(293)3.8x+3.1x=89.7
(294)1.9x+1.2x=139.5
(295)6.1x+5.1x=112
(296)7.8x+2.1x=89.1
(297)3.1x+2.7x=168.2
(298)8x-6.2x=14.4
(299)5.2x-4.5x=11.9
(300)2.9x-0.2x=72.9
(301)6x-3.2x=19.6
(302)1.5x-1x=12.5
(303)3.3x-2.4x=14.4
(304)8.7x-1.2x=52.5
(305)4.9x-1.5x=20.4
(306)5.9x-4x=30.4
(307)10x+4x+43=253
(308)14x+16x+32=392
(309)2x+12x+37=261
(310)18x+17x+47=397
(311)16x+5x+5=89
(312)9x+15x+29=317
(313)4x+2x+11=185
(314)6x+7x+8=177
(315)14x+19x+31=328
(316)10x+11x-36=90
(317)12x+3x-42=93
(318)7x+13x-2=118
(319)17x+13x-27=63
(320)19x+16x-44=271
(321)3x+12x-11=184
(322)7x+6x-14=272
(323)8x+4x-18=54
(324)5x+4x-14=58
(325)7x-4x+16=31
(326)17x-2x+14=119
(327)4x-2x+25=45
(328)14x-4x+30=80
(329)13x-6x+11=74
(330)15x-9x+10=76
(331)15x-6x+6=114
(332)14x-3x+4=59
(333)10x-4x+5=53
(334)16x-9x-9=61
(335)9x-6x-6=51
(336)8x-4x-12=72
(337)15x-2x-42=49
(338)18x-12x-18=42
(339)10x-2x-43=85
(340)13x-6x-3=60
(341)14x-6x-47=33
(342)11x-6x-6=74
(343)4.6x+6.6x+3.4=171.4
(344)0.4x+1.2x+2.7=66.7
(345)1x+1.7x+3=100.2
(346)6.5x+5.9x+2.6=101.8
(347)0.5x+1.5x+2.5=6.5
(348)2.3x+2.2x+1.7=10.7
(349)1.6x+0.5x+4.8=30
(350)3.8x+9.8x+4.1=112.9
(351)2.8x+1.4x+2.2=149.2
(352)25x+40x+4.8=134.8
(353)99x+86x+0.2=55.7
(354)53x+79x+2.5=147.7
(355)11x+9x+2.8=114.8
(356)26x+16x+3.8=104.6
(357)37x+76x+0.6=113.6
(358)15x+2x+4.2=45
(359)4x+24x+1.3=60.1
(360)15x+26x+4.7=140
(361)3.3x+1.6x-4=20.5
(362)8.9x+5.9x-4.9=98.7
(363)8.5x+8.8x-0.4=120.7
(364)3.2x+2.9x-2.2=125.9
(365)2.3x+1.2x-1.5=72
(366)1.5x+2.3x-3.9=129.1
(367)4.7x+1.5x-4.3=125.9
(368)6.8x+9.1x-0.5=63.1
(369)2.7x+2.8x-3.3=57.2
(370)47x+96x-1=99.1
(371)9x+96x-0.8=62.2
(372)27x+23x-1.2=58.8
(373)30x+9x-0.5=73.6
(374)26x+20x-1.3=173.5
(375)88x+87x-0.9=104.1
(376)11x+21x-2.1=138.7
(377)96x+72x-3.2=114.4
(378)6x+7x-2.3=23.7
(379)6.8x-0.8x+2=74
(380)6.7x-4.6x+2.6=6.8
(381)9.1x-7.4x+1.3=18.3
(382)8.9x-8.4x+0.6=5.1
(383)4.5x-3.3x+0.4=4
(384)8.7x-0.4x+2.6=60.7
(385)5x-1.5x+3.9=52.9
(386)4.7x-4.5x+3.8=6
(387)6.7x-4.4x+4.5=32.1
(388)22x-6x+2=51.6
(389)95x-81x+1.9=4.7
(390)71x-51x+4.6=32.6
(391)98x-86x+4.4=15.2
(392)17x-14x+1.3=12.7
(393)64x-34x+1=28
(394)25x-21x+4.9=20.1
(395)25x-7x+3.1=19.3
(396)21x-9x+1.3=34.9
(397)1.8x-0.4x-3.7=46.7
(398)4.1x-1.9x-3.9=20.3
(399)3x-2x-1.7=31.3
(400)1.8x-0.4x-2.2=42.6
(401)5.5x-1.8x-0.3=40.4
(402)9.3x-4x-3.2=33.9
(403)2.7x-0.4x-4.1=64.9
(404)8.1x-5.2x-3.3=28.6
(405)9.7x-9.2x-1.6=2.4
(406)85x-41x-1.6=42.4
(407)53x-31x-0.5=6.1
(408)56x-11x-3.6=32.4
(409)89x-64x-0.9=24.1
(410)5x-3x-4.7=13.5
(411)30x-20x-4.3=19.7
(412)20x-6x-4.9=48.3
(413)67x-62x-4.2=1.8
(414)48x-14x-2.9=51.5
(415)2x+67×2=162
(416)10x+4×28=272
(417)3x+14×6=177
(418)6x+7×18=144
(419)12x+5×21=261
(420)5x+20×6=200
(421)6x+9×2=84
(422)27x+26×4=293
(423)2x+9×8=260
(424)5x-45×3=45
(425)3x-6×5=81
(426)11x-4×39=31
(427)12x-5×10=10
(428)4x-10×7=14
(429)4x-3×20=120
(430)3x-14×5=107
(431)4x-6×8=60
(432)7x-6×10=45
(433)2.1x+0.4×43=29.8
(434)0.4x+0.5×38=31.4
(435)0.3x+1.9×2=4.4
(436)0.6x+0.3×45=27.9
(437)0.5x+0.5×7=7.5
(438)0.8x+0.3×34=15.8
(439)4.8x+0.5×32=30.4
(440)2.8x+1×17=36.6
(441)2.5x+1×4=19
(442)14x+9×0.3=12.5
(443)23x+10×0.5=11.9
(444)3x+6×3.1=33
(445)19x+14×0.3=11.8
(446)7x+16×0.9=26.3
(447)6x+31×0.3=15.9
(448)24x+8×1.9=24.8
(449)5x+5×2.6=19.5
(450)13x+28×0.6=22
(451)4.3x-0.8×13=2.5
(452)1.9x-1.2×7=1.1
(453)0.2x-1.1×7=1.9
(454)0.8x-3.1×3=5.1
(455)1x-0.8×19=2.8
(456)4x-2.2×4=7.2
(457)1.4x-4.7×3=1.3
(458)2.7x-1.6×2=4.9
(459)0.4x-1.5×10=1
(460)5x-24×0.3=7.8
(461)4x-4×0.3=15.6
(462)8x-29×0.2=11
(463)13x-3×2.4=7.1
(464)13x-29×0.3=5.6
(465)47x-27×0.3=10.7
(466)45x-3×1.1=5.7
(467)13x-8×0.5=2.5
(468)6x-2×1.1=17
(469)3(x+8)=129
(470)3(4x+2)=102
(471)4(x+16)=156
(472)4(5x+40)=200
(473)6(x+10)=138
(474)2(x+16)=130
(475)5(9x+5)=160
(476)2(x+12)=48
(477)5(x+25)=180
(478)7(27x-26)=196
(479)5(13x-42)=50
(480)4(4x-6)=88
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