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

五年級(jí)數(shù)學(xué)(方程)專項(xiàng)練習(xí)題及答案(1)x+75=160(2)x+74=151(3)x+2=16(4)x+7=58(5)x+92=190(6)x+26=29(7)x+8=37(8)x+56=84(9)x+95=182(10)x-42=22(11)x-12=87(12)x-3=21(13)x-46=13(14)x-82=14(15)x-17=60(16)x-25=57(17)x-9=27(18)x-13=70(19)x+8.8=12.9(20)x+6.7=11.2(21)x+0.2=6.4(22)x+0.9=4(23)x+7.7=15.2(24)x+4.9=5.4(25)x+6.3=13.3(26)x+0.5=6.2(27)x+1.6=9.9(28)x-2.7=1.5(29)x-1=4.1(30)x-3.9=4.8(31)x-0.2=5.2(32)x-3=6.2(33)x-1.5=7.2(34)x-1.2=4.5(35)x-1.1=8.6(36)x-4.4=1.5(37)12+x=54(38)95+x=126(39)15+x=74(40)60+x=118(41)25+x=45(42)33+x=91(43)36+x=110(44)6+x=14(45)30+x=83(46)53-x=31(47)72-x=56(48)96-x=71(49)75-x=14(50)61-x=34(51)51-x=25(52)77-x=48(53)76-x=33(54)54-x=18(55)8.5+x=8.8(56)4.3+x=13.5(57)3.1+x=9.8(58)6.9+x=7.8(59)7.2+x=13.3(60)3.6+x=8.4(61)8.8+x=9.4(62)6+x=11.9(63)9.8+x=13.8(64)6.1-x=4.4(65)7.5-x=2(66)5.1-x=4.2(67)1.4-x=1.2(68)9.3-x=3.3(69)6.9-x=5.8(70)3.8-x=1.3(71)7-x=5(72)9-x=7.4(73)22x=110(74)12x=60(75)40x=160(76)2x=162(77)25x=125(78)16x=144(79)17x=170(80)3x=171(81)32x=64(82)1.4x=2.8(83)0.5x=12(84)0.8x=20(85)0.6x=6.6(86)3.3x=9.9(87)0.3x=13.5(88)2.4x=4.8(89)7.1x=14.2(90)2.8x=16.8(91)28x=14(92)11x=17.6(93)73x=14.6(94)2x=2.2(95)2x=5(96)31x=9.3(97)65x=13(98)11x=4.4(99)32x=19.2(100)56÷x=28(101)105÷x=35(102)39÷x=13(103)135÷x=45(104)100÷x=20(105)72÷x=12(106)152÷x=2(107)153÷x=3(108)129÷x=43(109)12÷x=0.4(110)17÷x=0.5(111)13.6÷x=0.8(112)12.1÷x=1.1(113)11.4÷x=0.6(114)5.2÷x=2.6(115)6.3÷x=0.9(116)9.4÷x=0.2(117)9.9÷x=0.9(118)x÷2=12(119)x÷5=15(120)x÷2=32(121)x÷47=3(122)x÷59=3(123)x÷11=10(124)x÷14=11(125)x÷4=6(126)x÷17=11(127)x÷5=3.2(128)x÷22=0.8(129)x÷66=0.2(130)x÷4=1.3(131)x÷73=0.2(132)x÷25=0.3(133)x÷36=0.2(134)x÷17=0.2(135)x÷6=1.6(136)15x+24=114(137)14x+47=201(138)4x+15=35(139)7x+25=214(140)9x+10=91(141)40x+27=227(142)11x+17=94(143)90x+45=225(144)94x+26=214(145)20x-29=131(146)27x-15=120(147)18x-22=50(148)42x-40=128(149)10x-37=113(150)9x-42=111(151)29x-42=16(152)13x-27=51(153)7x-17=46(154)5x+1=3.5(155)49x+4.2=14(156)3x+3.8=4.7(157)3x+1.4=20(158)12x+3=13.8(159)7x+2.4=10.1(160)29x+2.6=8.4(161)56x+2.3=13.5(162)49x+3.6=23.2(163)0.2x+4.3=5.5(164)0.2x+4.4=16(165)0.5x+3.1=12.6(166)1.1x+2.8=6.1(167)3.1x+1.9=8.1(168)0.4x+4.9=15.7(169)1.2x+2.5=14.5(170)0.3x+1.2=8.7(171)0.6x+4=16(172)9x-5.5=1.7(173)5x-1.3=11.2(174)50x-3.2=11.8(175)4x-2=18(176)37x-1.7=13.1(177)78x-3.8=11.8(178)16x-1.2=2(179)14x-2.7=9.9(180)88x-4.8=12.8(181)3.8x-1.2=14(182)0.7x-4.8=7.8(183)7.5x-2.2=12.8(184)5.6x-5.8=5.4(185)3.3x-2.4=4.2(186)3.1x-4.4=8(187)1.4x-5.4=10(188)0.6x-2=16.6(189)3.2x-3.6=12.4(190)53+32x=117(191)114+3x=252(192)80+27x=269(193)10+12x=106(194)126+3x=207(195)42+2x=78(196)87+3x=162(197)14+11x=146(198)154+62x=278(199)111-23x=19(200)104-15x=29(201)169-7x=148(202)187-3x=64(203)198-4x=122(204)189-5x=109(205)134-6x=26(206)163-27x=82(207)108-13x=69(208)14.1+0.6x=17.1(209)19.3+5.2x=29.7(210)1.7+9x=19.7(211)6.3+0.2x=19.9(212)9.3+4.1x=21.6(213)3.9+1.8x=14.7(214)12.2+2.7x=23(215)12.8+0.3x=17.3(216)11.9+0.2x=18.3(217)5.9+7x=8(218)18+21x=26.4(219)2.6+2x=11(220)3.6+2x=4.2(221)7.9+14x=23.3(222)19.6+18x=37.6(223)12.6+19x=29.7(224)16.3+3x=33.7(225)3.7+12x=15.7(226)18.3-0.2x=14.3(227)5.9-0.4x=3.5(228)16.1-1.1x=11.7(229)19.4-0.9x=5.9(230)14.3-5.3x=3.7(231)14.3-2.2x=7.7(232)18.3-0.3x=2.4(233)8.4-0.6x=2.4(234)16.1-0.4x=4.5(235)17.3-30x=8.3(236)15-65x=2(237)17.2-18x=13.6(238)19.5-11x=10.7(239)17.3-6x=9.5(240)16.7-2x=12.1(241)6.9-14x=1.3(242)2.8-4x=1.2(243)11.6-2x=2.8(244)2x÷8=16(245)20x÷10=6(246)24x÷9=8(247)2x÷10=6(248)5x÷60=2(249)13x÷65=3(250)50x÷5=20(251)8x÷4=4(252)24x÷40=3(253)1.6x÷36=0.4(254)1x÷34=0.5(255)1.3x÷5=2.6(256)0.2x÷6=1.4(257)0.2x÷19=1(258)0.4x÷2=4.8(259)1.8x÷4=4.5(260)1.2x÷4=2.7(261)2.1x÷56=0.3(262)2x÷20=0.7(263)3x÷24=0.7(264)2x÷18=0.3(265)14x÷28=0.6(266)2x÷6=3.3(267)27x÷12=0.9(268)10x÷35=0.2(269)9x÷30=0.3(270)30x÷60=0.3(271)15x+14x=261(272)18x+3x=168(273)12x+6x=180(274)13x+10x=207(275)12x+4x=32(276)6x+8x=210(277)15x+10x=175(278)3x+8x=22(279)2x+6x=216(280)10x-5x=90(281)10x-3x=84(282)11x-4x=56(283)19x-16x=30(284)5x-3x=22(285)15x-6x=108(286)13x-9x=16(287)18x-8x=70(288)12x-4x=112(289)1.2x+6.8x=72(290)0.3x+0.9x=26.4(291)0.3x+1.1x=42(292)8.6x+8.7x=51.9(293)1x+5.5x=58.5(294)9.9x+9.3x=38.4(295)4.2x+4.9x=18.2(296)3x+2.9x=106.2(297)0.9x+2.6x=63(298)5.5x-4x=19.5(299)8.7x-8.1x=1.2(300)5.4x-4.2x=20.4(301)8.8x-7.5x=11.7(302)4.6x-1.7x=46.4(303)9.4x-5.4x=16(304)5.3x-3.9x=9.8(305)4.2x-1.2x=27(306)3.9x-1.8x=8.4(307)19x+11x+20=110(308)8x+3x+9=108(309)6x+9x+35=215(310)17x+5x+17=237(311)7x+18x+4=104(312)10x+3x+16=250(313)2x+10x+9=105(314)12x+13x+43=168(315)6x+9x+16=76(316)13x+5x-10=188(317)12x+5x-32=223(318)14x+16x-49=251(319)9x+13x-6=60(320)11x+7x-13=77(321)15x+14x-36=51(322)16x+2x-37=35(323)19x+6x-45=80(324)5x+14x-9=67(325)16x-5x+33=99(326)13x-3x+46=106(327)8x-2x+13=145(328)17x-11x+28=64(329)19x-4x+49=154(330)10x-4x+49=157(331)11x-7x+6=38(332)19x-11x+37=93(333)13x-3x+25=105(334)17x-11x-12=30(335)16x-3x-10=120(336)17x-8x-4=95(337)4x-2x-32=32(338)15x-8x-3=39(339)7x-5x-26=26(340)6x-2x-47=53(341)11x-3x-37=107(342)15x-7x-22=74(343)8.4x+1x+1.1=85.7(344)1x+2.4x+1.1=18.1(345)1.1x+1.6x+0.3=151.5(346)6.6x+1.2x+3.6=105(347)6.1x+9.7x+3.7=82.7(348)1.6x+0.4x+4.7=98.7(349)2.8x+5.6x+0.4=42.4(350)7.8x+8x+3.7=177.5(351)3.9x+4.9x+1=106.6(352)48x+4x+3.2=29.2(353)9x+2x+1.4=28.9(354)99x+29x+4.4=119.6(355)5x+40x+4.8=112.8(356)72x+56x+3.2=144(357)8x+37x+3.2=75.2(358)33x+5x+0.9=38.9(359)6x+7x+4.2=35.4(360)36x+4x+1.7=29.7(361)0.7x+3x-2.6=75.1(362)0.4x+1.5x-3.1=84.3(363)5.4x+2.2x-4.7=71.3(364)7.4x+1.6x-1.1=16.9(365)1.2x+0.8x-0.5=49.5(366)3.4x+7.5x-3.2=29.5(367)5x+7.1x-4.9=43.5(368)0.3x+1.5x-2.3=49.9(369)7.3x+8.1x-2.8=105(370)29x+3x-2=65.2(371)92x+16x-4.1=82.3(372)8x+7x-2.4=32.1(373)20x+36x-3.7=63.5(374)32x+10x-4.2=50.4(375)39x+8x-1=22.5(376)24x+33x-4.9=143.3(377)15x+9x-3.2=13.6(378)66x+5x-0.4=56.4(379)9.5x-1x+4.9=21.9(380)6.2x-1.6x+3.9=22.3(381)7.1x-5x+1.2=22.2(382)7.9x-0.2x+3.7=49.9(383)3.8x-1.4x+1=5.8(384)9.9x-6.7x+0.4=29.2(385)8.4x-7.9x+3.4=5.4(386)6.7x-5.4x+1.2=19.4(387)7.4x-0.8x+1.5=47.7(388)96x-73x+1.3=15.1(389)49x-8x+0.8=25.4(390)69x-54x+1.3=5.8(391)90x-75x+2.8=8.8(392)24x-4x+3.8=57.8(393)99x-52x+1.7=15.8(394)65x-28x+3.3=18.1(395)28x-5x+1.2=63.3(396)59x-46x+4.3=18.6(397)8x-4.7x-2.8=30.2(398)5.6x-5.1x-0.5=1(399)7.1x-5.9x-1.1=3.7(400)3.3x-2.6x-2.8=13.3(401)5.7x-2.5x-2.2=52.2(402)4.5x-0.7x-0.4=75.6(403)7.6x-6.9x-0.5=4.4(404)9.1x-7x-1.8=12.9(405)5.9x-1.5x-4.7=8.5(406)89x-64x-0.3=9.7(407)37x-21x-2.6=40.6(408)34x-4x-2.4=36.6(409)74x-14x-3=69(410)11x-5x-1.1=51.1(411)45x-21x-3.5=6.1(412)78x-36x-3.5=4.9(413)99x-56x-2.8=31.6(414)21x-10x-2.7=47.9(415)7x+39×3=201(416)3x+57×2=252(417)2x+4×15=96(418)3x+66×2=156(419)6x+33×6=372(420)28x+76×2=264(421)8x+10×7=118(422)2x+22×6=312(423)2x+16×12=252(424)2x-9×12=56(425)3x-2×9=24(426)4x-4×20=60(427)27x-23×5=47(428)16x-12×8=48(429)6x-2×25=16(430)4x-8×10=112(431)5x-56×2=78(432)12x-28×4=56(433)1.7x+4.9×4=34.9(434)0.9x+0.3×14=18.6(435)3.6x+0.3×4=12(436)0.2x+1.9×3=10.3(437)3.1x+0.6×31=24.8(438)0.7x+3.1×3=28.9(439)3.3x+0.3×42=25.8(440)2.2x+1.3×6=21(441)1.8x+2.2×2=15.2(442)36x+3×2.5=18.3(443)3x+4×2.7=23.1(444)3x+4×3.9=21(445)2x+5×3=19.6(446)31x+10×1.1=17.2(447)7x+11×0.9=22.5(448)20x+44×0.3=27.2(449)25x+2×3.9=25.3(450)14x+2×2.5=20.4(451)0.4x-2×4=5.2(452)1.6x-0.6×11=12.6(453)0.4x-0.6×10=8.8(454)0.6x-0.7×8=13.6(455)2.2x-1.1×2=17.6(456)3.2x-4×2=4.8(457)0.2x-0.2×7=6.2(458)0.4x-3.9×4=3.6(459)4.3x-0.8×12=3.3(460)26x-27×0.3=2.3(461)28x-46×0.3=3(462)4x-2×3.5=7.4(463)6x-9×0.7=8.1(464)3x-7×0.2=1(465)17x-9×1=9.7(466)9x-5×1.3=4.3(467)7x-7×1.3=2.1(468)7x-35×0.2=8.4(469)3(x+45)=195(470)2(22x+7)=102(471)4(9x+3)=192(472)3(x+27)=192(473)2(11x+32)=108(474)2(2x+28)=96(475)6(5x+7)=102(476)3(x+46)=144(477)4(x+4)=128(478)8(x-22)=176(479)3(8x-8)=72(480)12(3x-47)=156(481)3(2x-17)=195(482)3(6x-39)=45(483)4(4x-42)=120(484)12(x-7)=120(485)2(x-6)=86(486)5(x-7)=80(487)6(0.8x+0.7)=42.6(488)2(0.2x+4.2)=20.4(489)3(0.2x+5.4)=34.2(490)2(4.8x+0.5)=39.4(491)3(1.3x+7.7)=42.6(492)3(0.4x+2.3)=22.5(493)9(0.6x+1.1)=31.5(494)7(0.7x+1.2)=28(495)2(0.5x+2.1)=34.2(496)2(1.6x-8.5)=21.4(497)2(2x-2.2)=23.6(498)15(1.1x-0.4)=27(499)2(0.7x-6.5)=29(500)3(5.6x-6.9)=29.7(501)4(0.4x-7.5)=13.2(502)14(1.3x-4.8)=42(503)9(0.3x-4.5)=18.9(504)2(1.4x-9.8)=30.8(505)(9x+18)÷9=5(506)(19x+39)÷2=124(507)(12x+42)÷6=37(508)(19x+40)÷2=115(509)(14x+8)÷2=39(510)(8x+36)÷10=26(511)(9x+9)÷15=3(512)(4x+38)÷35=2(513)(7x+29)÷15=8(514)(8x-8)÷8=15(515)(6x-18)÷9=14(516)(15x-3)÷34=3(517)(18x-32)÷23=8(518)(14x-48)÷41=6(519)(6x-26)÷29=2(520)(13x-45)÷23=2(521)(14x-36)÷4=47(522)(6x-10)÷2=58(523)(0.9x+7.5)÷8=1.5(524)(6.8x+5.5)÷3=10.9(525)(3.4x+4.6)÷13=1.4(526)(7.1x+0.2)÷26=1.1(527)(5.3x+9.5)÷12=8.3(528)(6.2x+5.4)÷2=21.3(529)(0.5x+5.7)÷8=1.9(530)(8x+2.2)÷3=11.4(531)(7.6x+6.8)÷2=41.4(532)(2.4x-2.6)÷22=0.1(533)(2.2x-6)÷2=8(534)(2.3x-2.5)÷13=1.4(535)(6.6x-9.4)÷2=11.8(536)(9.9x-4.5)÷18=2.5(537)(0.6x-3.3)÷3=0.9(538)(5.7x-5.5)÷14=4.9(539)(5.6x-4.3)÷11=4.7(540)(7.8x-4.5)÷3=11.5參考答案(1)x=85(2)x=77(3)x=14(4)x=51(5)x=98(6)x=3(7)x=29(8)x=28(9)x=87(10)x=64(11)x=99(12)x=24(13)x=59(14)x=96(15)x=77(16)x=82(17)x=36(18)x=83(19)x=4.1(20)x=4.5(21)x=6.2(22)x=3.1(23)x=7.5(24)x=0.5(25)x=7(26)x=5.7(27)x=8.3(28)x=4.2(29)x=5.1(30)x=8.7(31)x=5.4(32)x=9.2(33)x=8.7(34)x=5.7(35)x=9.7(36)x=5.9(37)x=42(38)x=31(39)x=59(40)x=58(41)x=20(42)x=58(43)x=74(44)x=8(45)x=53(46)x=22(47)x=16(48)x=25(49)x=61(50)x=27(51)x=26(52)x=29(53)x=43(54)x=36(55)x=0.3(56)x=9.2(57)x=6.7(58)x=0.9(59)x=6.1(60)x=4.8(61)x=0.6(62)x=5.9(63)x=4(64)x=1.7(65)x=5.5(66)x=0.9(67)x=0.2(68)x=6(69)x=1.1(70)x=2.5(71)x=2(72)x=1.6(73)x=5(74)x=5(75)x=4(76)x=81(77)x=5(78)x=9(79)x=10(80)x=57(81)x=2(82)x=2(83)x=24(84)x=25(85)x=11(86)x=3(87)x=45(88)x=2(89)x=2(90)x=6(91)x=0.5(92)x=1.6(93)x=0.2(94)x=1.1(95)x=2.5(96)x=0.3(97)x=0.2(98)x=0.4(99)x=0.6(100)x=2(101)x=3(102)x=3(103)x=3(104)x=5(105)x=6(106)x=76(107)x=51(108)x=3(109)x=30(110)x=34(111)x=17(112)x=11(113)x=19(114)x=2(115)x=7(116)x=47(117)x=11(118)x=24(119)x=75(120)x=64(121)x=141(122)x=177(123)x=110(124)x=154(125)x=24(126)x=187(127)x=16(128)x=17.6(129)x=13.2(130)x=5.2(131)x=14.6(132)x=7.5(133)x=7.2(134)x=3.4(135)x=9.6(136)x=6(137)x=11(138)x=5(139)x=27(140)x=9(141)x=5(142)x=7(143)x=2(144)x=2(145)x=8(146)x=5(147)x=4(148)x=4(149)x=15(150)x=17(151)x=2(152)x=6(153)x=9(154)x=0.5(155)x=0.2(156)x=0.3(157)x=6.2(158)x=0.9(159)x=1.1(160)x=0.2(161)x=0.2(162)x=0.4(163)x=6(164)x=58(165)x=19(166)x=3(167)x=2(168)x=27(169)x=10(170)x=25(171)x=20(172)x=0.8(173)x=2.5(174)x=0.3(175)x=5(176)x=0.4(177)x=0.2(178)x=0.2(179)x=0.9(180)x=0.2(181)x=4(182)x=18(183)x=2(184)x=2(185)x=2(186)x=4(187)x=11(188)x=31(189)x=5(190)x=2(191)x=46(192)x=7(193)x=8(194)x=27(195)x=18(196)x=25(197)x=12(198)x=2(199)x=4(200)x=5(201)x=3(202)x=41(203)x=19(204)x=16(205)x=18(206)x=3(207)x=3(208)x=5(209)x=2(210)x=2(211)x=68(212)x=3(213)x=6(214)x=4(215)x=15(216)x=32(217)x=0.3(218)x=0.4(219)x=4.2(220)x=0.3(221)x=1.1(222)x=1(223)x=0.9(224)x=5.8(225)x=1(226)x=20(227)x=6(228)x=4(229)x=15(230)x=2(231)x=3(232)x=53(233)x=10(234)x=29(235)x=0.3(236)x=0.2(237)x=0.2(238)x=0.8(239)x=1.3(240)x=2.3(241)x=0.4(242)x=0.4(243)x=4.4(244)x=64(245)x=3(246)x=3(247)x=30(248)x=24(249)x=15(250)x=2(251)x=2(252)x=5(253)x=9(254)x=17(255)x=10(256)x=42(257)x=95(258)x=24(259)x=10(260)x=9(261)x=8(262)x=7(263)x=5.6(264)x=2.7(265)x=1.2(266)x=9.9(267)x=0.4(268)x=0.7(269)x=1(270)x=0.6(271)x=9(272)x=8(273)x=10(274)x=9(275)x=2(276)x=15(277)x=7(278)x=2(279)x=27(280)x=18(281)x=12(282)x=8(283)x=10(284)x=11(285)x=12(286)x=4(287)x=7(288)x=14(289)x=9(290)x=22(291)x=30(292)x=3(293)x=9(294)x=2(295)x=2(296)x=18(297)x=18(298)x=13(299)x=2(300)x=17(301)x=9(302)x=16(303)x=4(304)x=7(305)x=9(306)x=4(307)x=3(308)x=9(309)x=12(310)x=10(311)x=4(312)x=18(313)x=8(314)x=5(315)x=4(316)x=11(317)x=15(318)x=10(319)x=3(320)x=5(321)x=3(322)x=4(323)x=5(324)x=4(325)x=6(326)x=6(327)x=22(328)x=6(329)x=7(330)x=18(331)x=8(332)x=7(333)x=8(334)x=7(335)x=10(336)x=11(337)x=32(338)x=6(339)x=26(340)x=25(341)x=18(342)x=12(343)x=9(344)x=5(345)x=56(346)x=13(347)x=5(348)x=47(349)x=5(350)x=11(351)x=12(352)x=0.5(353)x=2.5(354)x=0.9(355)x=2.4(356)x=1.1(357)x=1.6(358)x=1(359)x=2.4(360)x=0.7(361)x=21(362)x=46(363)x=10(364)x=2(365)x=25(366)x=3(367)x=4(368)x=29(369)x=7(370)x=2.1(371)x=0.8(372)x=2.3(373)x=1.2(374)x=1.3(375)x=0.5(376)x=2.6(377)x=0.7(378)x=0.8(379)x=2(380)x=4(381)x=10(382)x=6(383)x=2(384)x=9(385)x=4(386)x=14(387)x=7(388)x=0.6(389)x=0.6(390)x=0.3(391)x=0.4(392)x=2.7(393