五年級(jí)數(shù)學(xué)(方程)專(zhuān)項(xiàng)練習(xí)題及答案

五年級(jí)數(shù)學(xué)(方程)專(zhuān)項(xiàng)練習(xí)題及答案(1)x+77=132(2)x+68=77(3)x+95=147(4)x+88=181(5)x+55=81(6)x+52=129(7)x+69=140(8)x+95=185(9)x+94=153(10)x-62=31(11)x-10=39(12)x-38=10(13)x-32=61(14)x-10=70(15)x-38=58(16)x-40=23(17)x-6=45(18)x-9=69(19)x+4.4=9.6(20)x+4.7=5.5(21)x+2.7=11.3(22)x+9.1=13.2(23)x+7.7=9.8(24)x+8.4=15.1(25)x+6.8=16.5(26)x+7.5=11.4(27)x+0.3=4.6(28)x-0.8=8.8(29)x-2.6=3.2(30)x-7.4=1.2(31)x-1.1=7.3(32)x-2=1.6(33)x-6.3=1.4(34)x-4.6=1.2(35)x-2.2=1.9(36)x-4.8=4.3(37)98+x=181(38)89+x=172(39)11+x=40(40)10+x=66(41)59+x=103(42)72+x=84(43)11+x=72(44)85+x=145(45)73+x=93(46)76-x=52(47)87-x=44(48)89-x=45(49)50-x=13(50)44-x=37(51)91-x=57(52)68-x=21(53)65-x=54(54)50-x=44(55)4.5+x=14.2(56)3.4+x=8.3(57)1.5+x=10(58)5.7+x=9.1(59)1.2+x=7.5(60)6.8+x=14.2(61)0.3+x=5.9(62)6.7+x=13.5(63)6.5+x=7.3(64)5-x=3.5(65)6.9-x=3.8(66)9.1-x=5.6(67)6.4-x=3.8(68)8.5-x=3.3(69)7.8-x=3.9(70)8-x=1.6(71)6.2-x=3(72)9.5-x=5.1(73)14x=56(74)3x=102(75)18x=90(76)16x=192(77)17x=153(78)4x=116(79)66x=132(80)2x=30(81)7x=133(82)0.5x=16.5(83)0.2x=14.4(84)0.4x=13.2(85)0.3x=12(86)4x=20(87)1.5x=15(88)0.8x=6.4(89)0.2x=12(90)3.9x=7.8(91)2x=1(92)4x=18.4(93)2x=17.2(94)2x=7.4(95)44x=13.2(96)35x=10.5(97)6x=14.4(98)6x=17.4(99)2x=12(100)18÷x=3(101)42÷x=2(102)126÷x=18(103)123÷x=3(104)132÷x=12(105)75÷x=5(106)122÷x=2(107)10÷x=5(108)160÷x=4(109)10.8÷x=3.6(110)8.8÷x=1.1(111)18.7÷x=1.7(112)9÷x=0.3(113)16.9÷x=1.3(114)19.8÷x=0.9(115)9.6÷x=1.6(116)13.5÷x=0.3(117)10.2÷x=3.4(118)x÷5=23(119)x÷3=19(120)x÷71=2(121)x÷6=9(122)x÷7=5(123)x÷89=2(124)x÷4=37(125)x÷7=23(126)x÷24=6(127)x÷32=0.6(128)x÷9=2(129)x÷6=1(130)x÷35=0.5(131)x÷22=0.4(132)x÷13=1.4(133)x÷3=0.5(134)x÷8=1.7(135)x÷9=1.1(136)10x+29=79(137)2x+30=168(138)39x+13=208(139)3x+13=109(140)2x+47=149(141)3x+30=213(142)15x+28=178(143)32x+16=80(144)4x+51=59(145)3x-14=148(146)2x-49=145(147)5x-50=75(148)40x-21=139(149)24x-42=126(150)7x-50=139(151)6x-37=71(152)84x-50=118(153)4x-51=17(154)41x+5.9=18.2(155)7x+5.7=21.1(156)13x+2.2=7.4(157)4x+5.9=11.5(158)3x+4=22.3(159)5x+1.4=12.4(160)3x+4.4=11.3(161)11x+2.5=8(162)9x+5.6=22.7(163)0.3x+2.8=4.6(164)0.6x+5.3=15.5(165)1.3x+1.2=9(166)4.4x+4.3=17.5(167)2.7x+1.5=12.3(168)0.6x+2.3=22.1(169)1.8x+4.4=22.4(170)2.5x+1.9=21.9(171)0.4x+2.8=8(172)27x-5.4=8.1(173)24x-1.5=15.3(174)16x-1.7=11.1(175)78x-4.7=10.9(176)18x-5.3=10.9(177)10x-2.2=4.8(178)2x-2.2=15(179)4x-2.7=4.9(180)3x-1.1=11.5(181)5.7x-2.9=14.2(182)1x-2.3=10.7(183)0.2x-4.5=9.9(184)3.8x-2.8=4.8(185)0.2x-5.6=11(186)2.6x-4.8=3(187)3.2x-5.1=14.1(188)6.7x-1.2=12.2(189)0.4x-1.7=15.9(190)185+5x=295(191)88+13x=166(192)72+4x=108(193)10+6x=160(194)47+3x=107(195)56+7x=182(196)23+3x=53(197)32+74x=180(198)89+3x=278(199)107-31x=14(200)160-29x=102(201)196-4x=48(202)75-3x=18(203)137-55x=27(204)105-15x=30(205)128-8x=16(206)154-4x=70(207)185-4x=169(208)12.5+4.7x=31.3(209)10.9+0.2x=24.7(210)6+0.8x=8.4(211)1.1+0.2x=8.5(212)15.7+0.4x=18.9(213)3.1+1.2x=15.1(214)4.3+0.2x=21.5(215)3.6+0.2x=6.2(216)2.5+0.2x=7.3(217)8+10x=25(218)6.3+4x=20.3(219)17+7x=19.8(220)19.5+3x=21.9(221)8.6+2x=23.6(222)8.6+65x=21.6(223)3.9+26x=22.1(224)5.4+6x=16.8(225)13.9+2x=22.5(226)11.9-3.4x=5.1(227)18.2-5.3x=7.6(228)12.6-0.4x=9(229)12.4-0.8x=10.8(230)10.5-0.2x=8.7(231)17.9-2.2x=9.1(232)11.3-0.3x=6.2(233)18.8-3.7x=4(234)18.1-0.3x=13.9(235)11.4-11x=2.6(236)17.1-11x=6.1(237)3.4-4x=1.8(238)6.5-11x=3.2(239)8.4-3x=6.9(240)19.3-5x=4.3(241)15.6-25x=10.6(242)18-39x=6.3(243)17.5-7x=5.6(244)9x÷45=4(245)3x÷6=22(246)6x÷3=36(247)32x÷16=10(248)45x÷10=18(249)42x÷6=14(250)16x÷64=2(251)30x÷90=2(252)10x÷15=12(253)1.6x÷64=0.3(254)2.4x÷16=0.9(255)0.7x÷3=1.4(256)0.2x÷19=1(257)0.3x÷26=0.6(258)0.2x÷5=1.6(259)2.4x÷21=0.8(260)2x÷40=0.5(261)8.1x÷18=0.9(262)66x÷99=0.2(263)3x÷4=2.4(264)15x÷3=3(265)6x÷4=0.3(266)10x÷40=0.2(267)9x÷3=4.5(268)60x÷30=0.6(269)10x÷60=0.3(270)12x÷24=0.8(271)6x+16x=44(272)4x+15x=152(273)6x+10x=32(274)3x+17x=220(275)19x+18x=222(276)17x+11x=84(277)5x+11x=144(278)5x+4x=252(279)3x+4x=245(280)13x-6x=84(281)4x-2x=52(282)9x-4x=35(283)8x-4x=72(284)15x-8x=28(285)7x-2x=80(286)11x-3x=64(287)14x-7x=21(288)8x-2x=60(289)0.2x+1.2x=14(290)0.3x+2.8x=49.6(291)7.1x+8.1x=136.8(292)3.6x+2x=33.6(293)0.6x+0.9x=133.5(294)7.2x+9.4x=99.6(295)5.2x+7.4x=75.6(296)4.2x+0.5x=42.3(297)1.4x+0.3x=28.9(298)4.7x-1.9x=14(299)7.2x-2.8x=57.2(300)3.7x-3.1x=11.4(301)3.2x-1.7x=45(302)8.2x-5x=9.6(303)1.2x-0.7x=35(304)6.7x-2.3x=44(305)6.1x-0.8x=74.2(306)7.8x-1.6x=37.2(307)2x+6x+42=154(308)6x+8x+23=289(309)6x+2x+34=194(310)8x+17x+26=76(311)18x+15x+46=343(312)17x+16x+41=404(313)4x+17x+23=212(314)15x+7x+12=276(315)6x+5x+31=130(316)3x+11x-42=14(317)13x+18x-24=38(318)8x+7x-9=246(319)14x+5x-45=202(320)12x+3x-33=207(321)2x+4x-26=262(322)5x+2x-34=190(323)17x+19x-38=106(324)8x+5x-26=195(325)19x-9x+49=79(326)4x-2x+46=58(327)15x-7x+29=61(328)18x-13x+42=92(329)12x-3x+45=90(330)12x-7x+19=39(331)5x-3x+41=81(332)17x-13x+16=52(333)18x-9x+45=135(334)19x-11x-13=27(335)9x-7x-2=36(336)15x-8x-8=27(337)8x-6x-33=15(338)16x-8x-4=68(339)16x-7x-29=79(340)8x-2x-7=89(341)18x-5x-43=100(342)8x-4x-8=68(343)3.8x+8.7x+3.4=28.4(344)3.9x+3.2x+1.7=122.4(345)6.8x+4.5x+3.6=116.6(346)2.3x+9.2x+3.8=95.8(347)7.4x+7.3x+3.7=77.2(348)0.6x+8.2x+4.9=92.9(349)1.1x+0.4x+0.7=3.7(350)3.4x+7.2x+2=86.8(351)0.4x+0.9x+1.5=92.5(352)5x+9x+4.8=122.4(353)39x+58x+0.7=49.2(354)45x+32x+1.5=93.9(355)13x+11x+4.5=23.7(356)35x+16x+3.2=115.4(357)73x+76x+3.4=77.9(358)50x+80x+3.5=133.5(359)19x+11x+3.6=114.6(360)15x+59x+4.5=48.9(361)4.2x+9x-1.5=64.5(362)1.2x+5.2x-2.4=36(363)7.7x+9x-2.9=97.3(364)0.3x+0.7x-1.4=56.6(365)3x+1.1x-3.9=20.7(366)0.5x+1.3x-2.6=15.4(367)2.1x+0.3x-2.2=98.6(368)1.1x+1.5x-3.1=9.9(369)1.7x+8.6x-3.7=78.7(370)3x+45x-0.5=76.3(371)92x+38x-0.4=116.6(372)12x+15x-3.1=48.2(373)16x+9x-4.8=52.7(374)39x+30x-3.6=99.9(375)58x+23x-0.4=15.8(376)63x+86x-0.2=104.1(377)73x+27x-4.1=25.9(378)21x+10x-3.2=83.6(379)3.5x-0.9x+2.6=33.8(380)2.3x-1.8x+1.9=19.9(381)2.4x-0.9x+1.8=60.3(382)4.8x-0.2x+1.6=33.8(383)3.9x-2.7x+1.8=9(384)9x-6.6x+0.8=17.6(385)9.8x-5.3x+1.6=15.1(386)2.2x-0.3x+2.5=69(387)8.7x-7.5x+4.6=17.8(388)60x-37x+1.9=29.5(389)46x-27x+3.9=13.4(390)82x-39x+0.4=47.7(391)99x-43x+4.3=60.3(392)63x-54x+4.5=7.2(393)56x-42x+1.5=14.1(394)14x-8x+4.8=37.8(395)39x-29x+2.1=6.1(396)12x-3x+1.6=15.1(397)8.5x-3.3x-4.6=47.4(398)4.9x-0.2x-0.5=74.7(399)1.5x-0.3x-2.7=60.9(400)1.3x-0.4x-4.4=12.7(401)2.5x-0.3x-4.7=43.7(402)4.7x-3.7x-1.8=9.2(403)7x-4.8x-1.5=29.3(404)1.5x-0.6x-1.8=57.6(405)7.2x-6.7x-3.2=3.3(406)13x-7x-4.2=15.6(407)22x-14x-4.7=2.5(408)10x-8x-4.5=8.9(409)65x-38x-3.4=2(410)60x-52x-1.2=11.6(411)16x-13x-0.7=2.9(412)72x-22x-1.6=18.4(413)55x-24x-4.5=17.2(414)28x-20x-2.2=21.8(415)6x+2×60=162(416)2x+3×17=243(417)3x+17×8=199(418)4x+52×3=304(419)2x+36×4=274(420)23x+6×26=225(421)22x+11×6=198(422)3x+11×9=159(423)10x+19×2=158(424)2x-3×5=163(425)11x-3×8=31(426)22x-23×6=60(427)6x-28×2=46(428)5x-3×27=49(429)3x-2×37=22(430)7x-12×5=10(431)6x-8×3=108(432)25x-52×2=21(433)0.2x+0.6×4=3(434)0.5x+0.2×11=5.2(435)1.4x+3.2×4=17(436)2.1x+2.3×8=22.6(437)0.3x+2.2×6=24.9(438)1.7x+0.8×18=22.9(439)1.9x+1×11=20.5(440)0.3x+0.9×8=8.4(441)0.3x+3×6=26.1(442)2x+3×1.3=8.3(443)25x+2×2.2=9.4(444)33x+3×4.9=34.5(445)2x+5×2.3=15.5(446)5x+5×3.7=38.5(447)6x+8×0.6=19.2(448)45x+3×1.8=14.4(449)14x+5×0.3=8.5(450)15x+2×4.7=16.9(451)0.3x-0.3×26=1.8(452)1.9x-1×14=3.1(453)4.4x-0.2×16=10(454)2.8x-0.3×43=3.9(455)2.1x-3.9×4=3.3(456)1.8x-0.4×19=5(457)1.6x-0.6×23=5.4(458)2.7x-4×2=10.9(459)0.9x-1.1×7=9.4(460)33x-21×0.3=6.9(461)4x-34×0.3=7(462)47x-9×0.6=4(463)8x-37×0.3=5.7(464)22x-12×0.3=3(465)8x-16×0.2=8.8(466)3x-2×0.5=6.5(467)13x-25×0.2=2.8(468)5x-42×0.3=3.4(469)2(x+8)=54(470)2(x+16)=108(471)3(5x+10)=120(472)2(4x+28)=80(473)3(x+4)=144(474)3(10x+27)=141(475)2(2x+25)=190(476)3(x+31)=135(477)2(4x+38)=92(478)2(9x-45)=54(479)4(6x-23)=52(480)2(3x-38)=32(481)10(x-25)=130(482)3(4x-20)=144(483)4(2x-9)=76(484)2(6x-9)=102(485)7(2x-38)=126(486)3(8x-23)=171(487)6(0.4x+1.7)=19.8(488)5(2.5x+0.6)=28(489)11(0.6x+1.5)=36.3(490)3(1.8x+8.4)=41.4(491)8(1.2x+2.6)=49.6(492)2(1.2x+5.5)=32.6(493)4(0.2x+2.9)=42.8(494)2(0.6x+5.3)=17.8(495)3(2.2x+8.6)=39(496)5(2.9x-7.7)=5(497)8(0.9x-3.7)=35.2(498)4(0.4x-8.6)=15.2(499)2(0.9x-1.8)=9(500)4(0.2x-2.1)=29.2(501)11(0.5x-4.7)=25.3(502)2(2.1x-6.7)=7.6(503)2(5.7x-6.8)=32(504)17(0.4x-6.4)=40.8(505)(12x+9)÷3=87(506)(18x+6)÷6=37(507)(8x+40)÷16=10(508)(19x+32)÷5=52(509)(9x+29)÷13=5(510)(6x+11)÷19=5(511)(6x+20)÷28=2(512)(4x+44)÷46=2(513)(18x+27)÷27=11(514)(16x-34)÷14=17(515)(4x-22)÷34=1(516)(9x-12)÷3=44(517)(9x-42)÷4=48(518)(5x-30)÷5=18(519)(2x-23)÷33=1(520)(3x-10)÷5=7(521)(2x-24)÷2=15(522)(5x-40)÷4=25(523)(6x+5.7)÷3=7.9(524)(0.8x+7.7)÷5=3.3(525)(2.5x+9.9)÷3=15.8(526)(1.8x+5.4)÷12=1.5(527)(1.7x+2.1)÷11=2.2(528)(2.6x+0.2)÷4=11.1(529)(2.7x+1.6)÷5=1.4(530)(9.2x+2)÷6=12.6(531)(1.7x+3.2)÷24=0.7(532)(9.2x-8.4)÷2=41.8(533)(3.3x-5.8)÷34=0.8(534)(3.7x-1.5)÷3=3.2(535)(7.4x-3.2)÷2=9.5(536)(1.9x-9.9)÷36=0.2(537)(4.6x-7.6)÷2=23.8(538)(2.3x-5)÷26=1.4(539)(7.9x-7.7)÷36=2.2(540)(5.4x-7.2)÷17=1.8參考答案(1)x=55(2)x=9(3)x=52(4)x=93(5)x=26(6)x=77(7)x=71(8)x=90(9)x=59(10)x=93(11)x=49(12)x=48(13)x=93(14)x=80(15)x=96(16)x=63(17)x=51(18)x=78(19)x=5.2(20)x=0.8(21)x=8.6(22)x=4.1(23)x=2.1(24)x=6.7(25)x=9.7(26)x=3.9(27)x=4.3(28)x=9.6(29)x=5.8(30)x=8.6(31)x=8.4(32)x=3.6(33)x=7.7(34)x=5.8(35)x=4.1(36)x=9.1(37)x=83(38)x=83(39)x=29(40)x=56(41)x=44(42)x=12(43)x=61(44)x=60(45)x=20(46)x=24(47)x=43(48)x=44(49)x=37(50)x=7(51)x=34(52)x=47(53)x=11(54)x=6(55)x=9.7(56)x=4.9(57)x=8.5(58)x=3.4(59)x=6.3(60)x=7.4(61)x=5.6(62)x=6.8(63)x=0.8(64)x=1.5(65)x=3.1(66)x=3.5(67)x=2.6(68)x=5.2(69)x=3.9(70)x=6.4(71)x=3.2(72)x=4.4(73)x=4(74)x=34(75)x=5(76)x=12(77)x=9(78)x=29(79)x=2(80)x=15(81)x=19(82)x=33(83)x=72(84)x=33(85)x=40(86)x=5(87)x=10(88)x=8(89)x=60(90)x=2(91)x=0.5(92)x=4.6(93)x=8.6(94)x=3.7(95)x=0.3(96)x=0.3(97)x=2.4(98)x=2.9(99)x=6(100)x=6(101)x=21(102)x=7(103)x=41(104)x=11(105)x=15(106)x=61(107)x=2(108)x=40(109)x=3(110)x=8(111)x=11(112)x=30(113)x=13(114)x=22(115)x=6(116)x=45(117)x=3(118)x=115(119)x=57(120)x=142(121)x=54(122)x=35(123)x=178(124)x=148(125)x=161(126)x=144(127)x=19.2(128)x=18(129)x=6(130)x=17.5(131)x=8.8(132)x=18.2(133)x=1.5(134)x=13.6(135)x=9.9(136)x=5(137)x=69(138)x=5(139)x=32(140)x=51(141)x=61(142)x=10(143)x=2(144)x=2(145)x=54(146)x=97(147)x=25(148)x=4(149)x=7(150)x=27(151)x=18(152)x=2(153)x=17(154)x=0.3(155)x=2.2(156)x=0.4(157)x=1.4(158)x=6.1(159)x=2.2(160)x=2.3(161)x=0.5(162)x=1.9(163)x=6(164)x=17(165)x=6(166)x=3(167)x=4(168)x=33(169)x=10(170)x=8(171)x=13(172)x=0.5(173)x=0.7(174)x=0.8(175)x=0.2(176)x=0.9(177)x=0.7(178)x=8.6(179)x=1.9(180)x=4.2(181)x=3(182)x=13(183)x=72(184)x=2(185)x=83(186)x=3(187)x=6(188)x=2(189)x=44(190)x=22(191)x=6(192)x=9(193)x=25(194)x=20(195)x=18(196)x=10(197)x=2(198)x=63(199)x=3(200)x=2(201)x=37(202)x=19(203)x=2(204)x=5(205)x=14(206)x=21(207)x=4(208)x=4(209)x=69(210)x=3(211)x=37(212)x=8(213)x=10(214)x=86(215)x=13(216)x=24(217)x=1.7(218)x=3.5(219)x=0.4(220)x=0.8(221)x=7.5(222)x=0.2(223)x=0.7(224)x=1.9(225)x=4.3(226)x=2(227)x=2(228)x=9(229)x=2(230)x=9(231)x=4(232)x=17(233)x=4(234)x=14(235)x=0.8(236)x=1(237)x=0.4(238)x=0.3(239)x=0.5(240)x=3(241)x=0.2(242)x=0.3(243)x=1.7(244)x=20(245)x=44(246)x=18(247)x=5(248)x=4(249)x=2(250)x=8(251)x=6(252)x=18(253)x=12(254)x=6(255)x=6(256)x=95(257)x=52(258)x=40(259)x=7(260)x=10(261)x=2(262)x=0.3(263)x=3.2(264)x=0.6(265)x=0.2(266)x=0.8(267)x=1.5(268)x=0.3(269)x=1.8(270)x=1.6(271)x=2(272)x=8(273)x=2(274)x=11(275)x=6(276)x=3(277)x=9(278)x=28(279)x=35(280)x=12(281)x=26(282)x=7(283)x=18(284)x=4(285)x=16(286)x=8(287)x=3(288)x=10(289)x=10(290)x=16(291)x=9(292)x=6(293)x=89(294)x=6(295)x=6(296)x=9(297)x=17(298)x=5(299)x=13(300)x=19(301)x=30(302)x=3(303)x=70(304)x=10(305)x=14(306)x=6(307)x=14(308)x=19(309)x=20(310)x=2(311)x=9(312)x=11(313)x=9(314)x=12(315)x=9(316)x=4(317)x=2(318)x=17(319)x=13(320)x=16(321)x=48(322)x=32(323)x=4(324)x=17(325)x=3(326)x=6(327)x=4(328)x=10(329)x=5(330)x=4(331)x=20(332)x=9(333)x=10(334)x=5(335)x=19(336)x=5(337)x=24(338)x=9(339)x=12(340)x=16(341)x=11(342)x=19(343)x=2(344)x=17(345)x=10(346)x=8(347)x=5(348)x=10(349)x=2(350)x=8(351)x=70(352)x=8.4(353)x=0.5(354)x=1.2(355)x=0.8(356)x=2.2(357)x=0.5(358)x=1(359)x=3.7(360)x=0.6(361)x=5(362)x=6(363)x=6(364)x=58(365)x=6(366)x=10(367)x=42(368)x=5(369)x=8(370)x=1.6(371)x=0.9(372)x=1.9(373)x=2.3(374)x=1.5(375)x=0.2(376)x=0.7(377)x=0.3(378)x=2.8(379)x=12(380)x=36(381)x=39(382)x=7(383)x=6(384)x=7(385)x=3(386)x=35(387)x=11(388)x=1.2(389)x=0.5(390)x=1.1(391)x=1(392)x=0