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+14=55
(2)x+16=22
(3)x+96=185
(4)x+36=132
(5)x+9=66
(6)x+96=113
(7)x+30=104
(8)x+5=16
(9)x+11=25
(10)x-48=10
(11)x-51=42
(12)x-17=76
(13)x-6=45
(14)x-39=46
(15)x-11=71
(16)x-50=15
(17)x-7=38
(18)x-41=26
(19)x+2.9=11.7
(20)x+3.7=6.4
(21)x+1.1=6.8
(22)x+8.6=17.7
(23)x+8.5=12.8
(24)x+3.4=11.6
(25)x+3.4=9
(26)x+6.5=12.4
(27)x+8.6=12.9
(28)x-2.5=4
(29)x-3=2.8
(30)x-8.2=1.4
(31)x-2.3=1
(32)x-6.3=3.5
(33)x-3=3.3
(34)x-2.4=3.8
(35)x-6.3=1.7
(36)x-0.9=2.1
(37)22+x=104
(38)24+x=111
(39)31+x=125
(40)18+x=100
(41)32+x=104
(42)43+x=93
(43)15+x=91
(44)38+x=62
(45)16+x=50
(46)65-x=17
(47)49-x=44
(48)90-x=15
(49)67-x=58
(50)48-x=34
(51)57-x=42
(52)58-x=17
(53)91-x=38
(54)96-x=87
(55)4.4+x=9.1
(56)5.9+x=13.5
(57)7.1+x=15
(58)4.5+x=12.7
(59)3+x=4.3
(60)0.4+x=6.8
(61)6.6+x=11.5
(62)9.9+x=17.2
(63)5.3+x=6.6
(64)6.4-x=2.4
(65)7-x=1.4
(66)8-x=1.1
(67)3.1-x=2.9
(68)9.9-x=4.7
(69)9.3-x=8.5
(70)6.7-x=3.8
(71)9.5-x=6.9
(72)9.3-x=2.2
(73)12x=192
(74)4x=96
(75)2x=36
(76)2x=142
(77)7x=112
(78)2x=12
(79)3x=198
(80)3x=192
(81)11x=121
(82)0.4x=18.4
(83)3x=6
(84)0.2x=17
(85)2.2x=13.2
(86)2.7x=8.1
(87)0.4x=17.2
(88)1x=3
(89)0.2x=5
(90)0.7x=11.2
(91)4x=2.4
(92)16x=14.4
(93)5x=14.5
(94)31x=18.6
(95)47x=9.4
(96)23x=4.6
(97)3x=16.2
(98)29x=5.8
(99)12x=15.6
(100)160÷x=16
(101)66÷x=6
(102)126÷x=9
(103)105÷x=7
(104)36÷x=4
(105)123÷x=3
(106)174÷x=29
(107)72÷x=3
(108)78÷x=26
(109)7.2÷x=3.6
(110)8÷x=0.4
(111)5.7÷x=0.3
(112)18.4÷x=2.3
(113)7.2÷x=0.2
(114)9÷x=1.8
(115)3.9÷x=0.3
(116)10.2÷x=0.6
(117)12÷x=0.4
(118)x÷3=40
(119)x÷7=25
(120)x÷66=2
(121)x÷3=30
(122)x÷34=5
(123)x÷74=2
(124)x÷7=21
(125)x÷19=9
(126)x÷39=5
(127)x÷4=4.7
(128)x÷3=3.5
(129)x÷29=0.5
(130)x÷2=3
(131)x÷3=1
(132)x÷2=3.4
(133)x÷4=4.2
(134)x÷17=0.2
(135)x÷6=2.9
(136)9x+11=65
(137)11x+17=182
(138)5x+56=86
(139)20x+55=235
(140)4x+18=50
(141)13x+58=240
(142)45x+26=161
(143)33x+13=178
(144)28x+37=233
(145)13x-14=64
(146)34x-24=146
(147)4x-36=108
(148)6x-58=86
(149)4x-15=149
(150)23x-57=35
(151)3x-33=156
(152)31x-22=164
(153)2x-51=109
(154)6x+1.4=8
(155)12x+2.2=17.8
(156)5x+2.3=15.3
(157)16x+3.5=17.9
(158)4x+3.2=6.4
(159)11x+2.6=12.5
(160)8x+3.4=9.8
(161)38x+3.2=14.6
(162)8x+2.4=4.8
(163)0.3x+3.8=11
(164)1.1x+5.6=14.4
(165)0.7x+3.6=17.6
(166)9.3x+5.9=24.5
(167)1x+3.8=7.8
(168)1.9x+2.9=18.1
(169)1.6x+2.3=21.5
(170)1.5x+4=10
(171)0.4x+3=6.6
(172)6x-2=4.6
(173)2x-2.6=16.2
(174)2x-4.7=3.9
(175)94x-5.9=12.9
(176)46x-5.5=8.3
(177)13x-1.7=11.3
(178)16x-1=10.2
(179)12x-2.5=16.7
(180)5x-5=3
(181)0.2x-3.7=2.1
(182)0.3x-3.7=11.3
(183)0.6x-1.9=11.9
(184)3.2x-1.5=11.3
(185)0.7x-2.7=9.9
(186)7.7x-1.3=14.1
(187)1.3x-2.8=5
(188)1.8x-4.9=11.3
(189)7.8x-2.2=13.4
(190)166+2x=224
(191)184+54x=292
(192)67+69x=205
(193)113+3x=248
(194)105+79x=263
(195)34+4x=154
(196)30+17x=115
(197)85+2x=239
(198)87+4x=259
(199)103-2x=77
(200)147-2x=21
(201)92-11x=70
(202)192-2x=142
(203)118-3x=73
(204)175-16x=47
(205)171-44x=83
(206)108-3x=21
(207)188-2x=36
(208)7.6+0.5x=10.1
(209)13.1+0.2x=31.9
(210)4.5+1.5x=12
(211)8.7+0.2x=22.1
(212)14+1.4x=19.6
(213)15.6+0.2x=20.8
(214)12.2+0.5x=19.7
(215)9.9+0.7x=18.3
(216)10+0.2x=15.8
(217)6.3+4x=16.7
(218)5.5+54x=21.7
(219)1.6+24x=18.4
(220)17.3+26x=27.7
(221)6.9+39x=18.6
(222)3.1+5x=11.6
(223)4.6+3x=19.6
(224)5.4+10x=7.4
(225)15.6+10x=26.6
(226)13.5-0.2x=5.3
(227)11.9-3.4x=1.7
(228)7.5-0.4x=5.1
(229)18.8-0.3x=16.4
(230)13.5-1.3x=1.8
(231)17.3-0.6x=3.5
(232)16.6-0.4x=8.2
(233)14.2-0.6x=4.6
(234)14-0.3x=7.1
(235)5.4-9x=3.6
(236)18.7-9x=11.5
(237)6.5-3x=2.6
(238)14.6-10x=2.6
(239)10.3-5x=9.3
(240)17.2-52x=1.6
(241)18.4-28x=7.2
(242)13.2-7x=10.4
(243)19.8-9x=13.5
(244)70x÷4=35
(245)24x÷4=36
(246)4x÷12=10
(247)4x÷22=2
(248)2x÷9=4
(249)4x÷8=15
(250)2x÷12=11
(251)22x÷11=10
(252)12x÷48=2
(253)3x÷5=3.6
(254)0.6x÷12=1
(255)0.2x÷3=0.8
(256)1.5x÷4=3
(257)0.6x÷3=4.4
(258)0.3x÷11=1.5
(259)0.5x÷9=1.5
(260)4.9x÷7=2.1
(261)0.3x÷4=3
(262)14x÷24=0.7
(263)49x÷28=0.7
(264)4x÷8=1.4
(265)49x÷7=2.1
(266)2x÷10=1.8
(267)2x÷7=0.4
(268)2x÷6=0.8
(269)21x÷63=0.2
(270)80x÷4=4
(271)11x+15x=78
(272)10x+2x=192
(273)18x+4x=242
(274)9x+2x=154
(275)8x+4x=84
(276)7x+11x=90
(277)9x+13x=44
(278)13x+7x=60
(279)10x+16x=130
(280)18x-2x=64
(281)4x-2x=52
(282)16x-6x=100
(283)12x-3x=45
(284)18x-11x=70
(285)12x-7x=20
(286)11x-2x=117
(287)16x-8x=48
(288)7x-3x=112
(289)0.3x+1.5x=72
(290)1.5x+3.5x=10
(291)9x+4.5x=40.5
(292)6.3x+8.2x=58
(293)0.8x+5.2x=60
(294)6.3x+2.8x=109.2
(295)1x+6.7x=23.1
(296)9.7x+8.7x=110.4
(297)6.4x+3.5x=19.8
(298)9.1x-5.1x=32
(299)6.9x-2.9x=52
(300)2x-1.2x=39.2
(301)3.4x-3x=7.2
(302)8.4x-0.4x=40
(303)8.9x-7.9x=5
(304)7.4x-0.8x=26.4
(305)9.1x-1.2x=63.2
(306)9.4x-3.5x=11.8
(307)16x+10x+47=255
(308)12x+16x+10=206
(309)12x+7x+26=311
(310)19x+12x+23=116
(311)17x+13x+13=253
(312)3x+14x+21=208
(313)4x+13x+14=150
(314)8x+12x+28=248
(315)5x+3x+37=213
(316)12x+9x-46=164
(317)7x+3x-17=223
(318)9x+6x-30=285
(319)17x+3x-47=33
(320)11x+5x-18=14
(321)8x+6x-12=212
(322)6x+5x-9=90
(323)2x+9x-23=208
(324)4x+3x-49=238
(325)10x-2x+12=164
(326)14x-11x+15=33
(327)17x-15x+13=35
(328)19x-12x+23=37
(329)5x-3x+25=43
(330)11x-9x+11=27
(331)6x-2x+20=152
(332)13x-3x+8=128
(333)14x-8x+41=53
(334)7x-5x-10=36
(335)10x-4x-41=13
(336)19x-3x-4=140
(337)11x-3x-8=72
(338)12x-6x-14=64
(339)13x-5x-27=37
(340)11x-9x-11=21
(341)13x-3x-11=69
(342)8x-5x-39=15
(343)1.5x+0.3x+1.7=55.7
(344)5.2x+7.5x+3.9=105.5
(345)0.7x+2.2x+4.5=53.8
(346)0.5x+4.2x+4=22.8
(347)4.4x+2.3x+3.5=57.1
(348)7.7x+5.4x+2.1=41.4
(349)3x+5.2x+4=135.2
(350)0.6x+5.6x+3.7=47.1
(351)1.2x+0.6x+1.4=39.2
(352)53x+93x+1.6=45.4
(353)9x+31x+4.4=28.4
(354)53x+44x+3.1=22.5
(355)6x+30x+4.6=51.4
(356)98x+99x+1.9=159.5
(357)14x+9x+1.3=150.8
(358)96x+31x+0.7=76.9
(359)81x+87x+1.2=152.4
(360)28x+97x+4.8=117.3
(361)0.8x+5.6x-3.7=9.1
(362)6.4x+4.3x-1.4=127
(363)2.1x+2.7x-4.2=34.2
(364)9.6x+5.5x-3.8=147.2
(365)1.4x+6.3x-4.9=87.5
(366)8.4x+5.2x-4.5=145.1
(367)0.5x+0.4x-0.8=26.2
(368)3.8x+2.5x-3.1=135.5
(369)1.8x+1.5x-2.5=103.1
(370)62x+48x-2=130
(371)55x+45x-3.8=56.2
(372)29x+13x-3.6=93
(373)58x+69x-2=175.8
(374)99x+41x-4.8=79.2
(375)44x+75x-0.9=118.1
(376)59x+96x-0.8=76.7
(377)58x+37x-3.4=44.1
(378)7x+61x-0.9=19.5
(379)5.9x-5x+3.6=11.7
(380)5x-1.1x+4.1=78.2
(381)9.6x-4.2x+3=19.2
(382)2.8x-2.3x+2.4=17.4
(383)2.4x-1.3x+0.7=43.6
(384)7.1x-4.4x+0.5=16.7
(385)2.8x-1.1x+0.8=45
(386)4.9x-1.1x+4.6=42.6
(387)8.3x-5.8x+2.8=27.8
(388)45x-3x+2.1=44.1
(389)23x-12x+3.4=25.4
(390)74x-5x+3.4=44.8
(391)21x-8x+1.4=33.9
(392)39x-4x+3=13.5
(393)27x-17x+1.8=30.8
(394)87x-28x+1=60
(395)33x-21x+1.2=30
(396)47x-5x+2.7=86.7
(397)5.5x-1.4x-4.5=69.3
(398)9.7x-7.2x-0.9=4.1
(399)1.8x-0.5x-2.1=17.4
(400)3.6x-2.5x-2.8=11.5
(401)7.4x-3.6x-2.9=35.1
(402)8.7x-0.7x-4=36
(403)5.6x-4.3x-0.9=4.3
(404)9.6x-2.2x-2.4=64.2
(405)3.1x-1.5x-0.7=20.1
(406)85x-54x-0.4=24.4
(407)27x-15x-1.6=21.2
(408)71x-62x-4.2=5.7
(409)79x-7x-2.1=69.9
(410)45x-34x-2.8=1.6
(411)35x-3x-3.2=80
(412)82x-16x-1.5=44.7
(413)69x-42x-0.8=23.5
(414)87x-75x-3=10.2
(415)14x+2×54=234
(416)2x+8×10=92
(417)6x+15×7=123
(418)3x+27×3=168
(419)13x+8×6=139
(420)6x+4×9=210
(421)9x+13×2=80
(422)5x+5×4=70
(423)3x+2×16=182
(424)4x-9×3=101
(425)2x-11×5=43
(426)6x-3×33=15
(427)6x-3×16=132
(428)19x-2×21=110
(429)10x-2×24=122
(430)4x-2×7=134
(431)3x-20×3=72
(432)13x-3×35=12
(433)0.2x+3×3=11
(434)0.4x+0.6×33=37.4
(435)0.2x+1.7×2=12
(436)4.5x+0.7×22=28.9
(437)0.6x+0.2×47=25.6
(438)2x+0.4×31=24.4
(439)0.9x+0.4×15=19.5
(440)3.1x+0.2×17=9.6
(441)1.3x+0.8×14=20.3
(442)2x+5×3=20.4
(443)5x+35×0.5=29
(444)5x+2×0.7=16.9
(445)4x+18×0.8=23.2
(446)9x+22×0.8=32.9
(447)15x+10×1.6=20.5
(448)2x+4×1=10.2
(449)2x+42×0.2=9.4
(450)4x+4×1.3=14.4
(451)0.6x-2.5×4=1.4
(452)1.4x-0.3×27=3.1
(453)3.1x-0.2×15=12.5
(454)2.5x-2×4=2
(455)2.9x-3.4×4=3.8
(456)3.2x-0.4×9=15.6
(457)1.3x-0.4×17=1
(458)1.6x-1.7×5=9.1
(459)1.9x-0.2×32=3.1
(460)14x-37×0.2=5.2
(461)8x-7×1.2=7.6
(462)7x-4×0.8=12.2
(463)22x-32×0.5=1.6
(464)25x-2×4.3=1.4
(465)21x-26×0.2=11.6
(466)6x-2×1.5=2.4
(467)7x-8×0.3=1.1
(468)8x-3×0.8=8.8
(469)3(x+12)=171
(470)2(29x+20)=156
(471)2(x+27)=86
(472)4(2x+17)=132
(473)4(2x+25)=124
(474)2(12x+24)=96
(475)2(2x+14)=36
(476)2(16x+18)=100
(477)6(3x+10)=96
(478)8(x-5)=192
(479)2(x-21)=36
(480)5(5x-19)=130
(481)12(6x-48)=