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

五年級數(shù)學(xué)(方程)專項(xiàng)練習(xí)題及答案(1)x+80=106(2)x+65=111(3)x+66=131(4)x+52=123(5)x+74=76(6)x+54=105(7)x+3=88(8)x+65=80(9)x+77=160(10)x-37=56(11)x-75=15(12)x-8=33(13)x-32=46(14)x-11=31(15)x-66=14(16)x-6=60(17)x-29=53(18)x-37=29(19)x+3.3=7.7(20)x+0.6=1.4(21)x+6.8=9.8(22)x+9.7=15.6(23)x+7.6=11.5(24)x+4.2=5.5(25)x+6.6=13.9(26)x+8.9=15.2(27)x+2.4=9.7(28)x-1.1=7.6(29)x-5.6=2.3(30)x-2.7=5.3(31)x-2.7=3.5(32)x-0.9=7.9(33)x-0.4=8.9(34)x-0.7=8.8(35)x-6=2.8(36)x-5.6=1.1(37)2+x=66(38)59+x=67(39)74+x=123(40)55+x=92(41)12+x=80(42)92+x=95(43)93+x=141(44)86+x=123(45)5+x=17(46)72-x=43(47)46-x=44(48)32-x=20(49)76-x=47(50)42-x=19(51)81-x=17(52)28-x=23(53)99-x=54(54)51-x=18(55)7.8+x=16.4(56)8+x=10.7(57)2.4+x=5.6(58)2.8+x=6.8(59)7+x=9.1(60)5.2+x=10.1(61)4.2+x=4.6(62)8.8+x=15.2(63)5.1+x=12.8(64)9.7-x=3.5(65)5.8-x=5.6(66)4.4-x=1.9(67)7.6-x=2.3(68)7.2-x=6.5(69)8.8-x=3.1(70)7.5-x=4.3(71)3.4-x=1.5(72)9.7-x=4.2(73)55x=165(74)38x=114(75)84x=168(76)54x=162(77)22x=44(78)13x=182(79)18x=162(80)14x=154(81)46x=184(82)4.6x=18.4(83)0.4x=12(84)2.2x=11(85)0.7x=18.2(86)0.3x=5.1(87)1.2x=14.4(88)8.4x=16.8(89)5.6x=11.2(90)2.4x=4.8(91)39x=15.6(92)2x=1.6(93)48x=9.6(94)5x=7.5(95)2x=17(96)30x=15(97)40x=16(98)7x=9.1(99)2x=13(100)184÷x=4(101)105÷x=5(102)8÷x=4(103)186÷x=3(104)36÷x=12(105)99÷x=33(106)42÷x=2(107)76÷x=38(108)75÷x=3(109)6.6÷x=0.6(110)15.3÷x=0.3(111)2.2÷x=0.2(112)9.5÷x=1.9(113)16.4÷x=4.1(114)8÷x=0.5(115)10.5÷x=3.5(116)9.6÷x=0.2(117)8.6÷x=4.3(118)x÷14=4(119)x÷19=3(120)x÷6=12(121)x÷5=14(122)x÷4=22(123)x÷10=12(124)x÷37=3(125)x÷71=2(126)x÷7=24(127)x÷45=0.2(128)x÷9=1.2(129)x÷2=1.2(130)x÷14=0.2(131)x÷13=0.3(132)x÷8=2.3(133)x÷12=0.8(134)x÷8=0.9(135)x÷44=0.4(136)3x+35=110(137)3x+57=198(138)43x+10=139(139)27x+58=166(140)41x+55=137(141)31x+29=91(142)32x+58=250(143)19x+43=176(144)2x+10=154(145)10x-29=161(146)78x-27=129(147)2x-44=66(148)15x-46=14(149)22x-45=21(150)3x-10=74(151)7x-15=20(152)2x-42=54(153)3x-48=141(154)12x+1=14.2(155)10x+4=24(156)3x+5.1=24.3(157)19x+5=16.4(158)49x+5.7=15.5(159)6x+3.9=17.7(160)20x+3.4=15.4(161)3x+2.4=7.8(162)7x+3.3=6.8(163)1.1x+1.4=9.1(164)5.3x+5.6=16.2(165)0.2x+2.8=13.8(166)0.3x+2.3=17(167)1.3x+2.8=14.5(168)0.2x+4.3=14.1(169)0.2x+2.5=16.7(170)0.2x+1.5=16.3(171)2.6x+2.8=13.2(172)22x-3.3=9.9(173)57x-1.9=9.5(174)27x-3.3=10.2(175)6x-3.3=3.3(176)59x-5.3=6.5(177)5x-4.9=8.6(178)3x-1.2=15.6(179)24x-4=12.8(180)3x-5.4=8.1(181)0.4x-5.8=6.2(182)0.7x-1=18.6(183)7.6x-1.9=13.3(184)0.2x-1.3=3.9(185)0.6x-4.6=12.8(186)1.6x-2.5=5.5(187)0.5x-2=4.5(188)0.9x-5.2=3.8(189)0.3x-4.9=13.4(190)156+90x=336(191)41+24x=113(192)107+14x=191(193)13+27x=202(194)156+7x=352(195)86+3x=176(196)42+33x=174(197)79+25x=154(198)152+2x=310(199)192-37x=44(200)186-13x=147(201)164-30x=44(202)180-4x=172(203)175-10x=145(204)144-8x=104(205)199-10x=169(206)167-13x=102(207)150-2x=92(208)3.4+0.2x=20.4(209)17.4+0.6x=19.8(210)15.1+0.8x=25.5(211)12.5+0.2x=18.1(212)14.3+0.8x=24.7(213)19.6+2.7x=27.7(214)5.2+0.6x=25(215)8+1.1x=11.3(216)13.4+1.4x=17.6(217)4+13x=6.6(218)6.5+2x=7.5(219)6+11x=17(220)17.9+32x=24.3(221)11.9+4x=16.7(222)1.3+2x=15.7(223)3.3+28x=17.3(224)6.9+4x=20.9(225)4.6+2x=8(226)17-0.7x=11.4(227)11.2-0.3x=10(228)13.2-2.5x=5.7(229)8.2-0.2x=5.4(230)10.5-2.9x=4.7(231)16.1-2x=10.1(232)16.1-0.6x=11.9(233)16.2-0.3x=3.9(234)15.2-1.9x=1.9(235)10.5-2x=8.3(236)18.1-34x=1.1(237)13.7-6x=10.7(238)6.4-10x=1.4(239)6.3-2x=1.1(240)9.5-6x=1.7(241)15.8-2x=15(242)18-37x=10.6(243)13.1-2x=6.3(244)14x÷7=24(245)2x÷11=6(246)35x÷5=28(247)8x÷2=44(248)4x÷88=2(249)6x÷7=12(250)28x÷12=14(251)2x÷9=6(252)2x÷40=4(253)3.4x÷17=0.8(254)1.5x÷5=0.9(255)1.6x÷24=0.4(256)7.2x÷18=0.8(257)0.4x÷96=0.2(258)2.8x÷84=0.2(259)6x÷5=3.6(260)0.2x÷11=0.6(261)6.6x÷9=2.2(262)32x÷4=1.6(263)85x÷5=3.4(264)12x÷66=0.2(265)5x÷65=0.3(266)7x÷4=1.4(267)11x÷3=3.3(268)18x÷9=1.4(269)12x÷21=0.4(270)4x÷8=0.3(271)9x+8x=221(272)17x+7x=264(273)17x+12x=87(274)15x+16x=372(275)8x+18x=52(276)2x+6x=240(277)14x+9x=46(278)6x+16x=264(279)3x+7x=130(280)17x-8x=90(281)8x-6x=30(282)8x-4x=56(283)19x-16x=18(284)12x-4x=80(285)14x-12x=12(286)19x-5x=28(287)9x-3x=30(288)19x-16x=15(289)7.8x+6.3x=112.8(290)0.8x+3.8x=115(291)1.5x+0.3x=37.8(292)5x+1.7x=20.1(293)2.5x+4.5x=154(294)9.9x+5x=149(295)8.1x+9x=119.7(296)4.1x+3.7x=15.6(297)0.2x+3x=22.4(298)2x-0.3x=6.8(299)1.2x-0.6x=31.2(300)8.9x-6x=29(301)3.7x-2.5x=10.8(302)7.1x-3.8x=36.3(303)3x-2x=6(304)7x-1.5x=60.5(305)1.5x-0.4x=49.5(306)8.7x-5x=33.3(307)10x+15x+22=172(308)19x+16x+21=266(309)17x+4x+48=258(310)6x+9x+29=74(311)8x+5x+39=234(312)3x+5x+11=147(313)14x+13x+15=285(314)9x+14x+6=98(315)6x+10x+28=220(316)4x+11x-38=232(317)10x+13x-21=71(318)7x+8x-39=306(319)11x+14x-18=107(320)5x+2x-39=101(321)5x+13x-23=157(322)2x+6x-36=124(323)16x+13x-17=99(324)7x+12x-21=17(325)13x-5x+43=139(326)14x-11x+17=44(327)19x-17x+41=53(328)15x-7x+24=40(329)9x-2x+14=105(330)19x-2x+17=68(331)11x-2x+32=86(332)10x-3x+29=57(333)19x-10x+31=103(334)7x-2x-41=49(335)17x-7x-13=77(336)11x-8x-26=19(337)10x-8x-9=17(338)10x-7x-2=31(339)10x-6x-47=33(340)11x-7x-12=60(341)18x-11x-49=21(342)13x-8x-11=19(343)4.4x+7.3x+4.4=51.2(344)7.3x+5x+0.3=160.2(345)9.6x+3.1x+3.4=54.2(346)6.2x+6.5x+2.1=192.6(347)2.9x+2.3x+1.2=74(348)5.8x+4.6x+3.9=128.7(349)1.4x+8.6x+4=94(350)2.5x+3x+2.9=35.9(351)9.7x+9.8x+3.2=120.2(352)64x+60x+4.9=166.1(353)79x+93x+2.6=37(354)8x+16x+3.2=87.2(355)25x+9x+1.9=22.3(356)27x+80x+0.9=129.3(357)42x+62x+0.4=42(358)11x+17x+3.6=68(359)15x+59x+3.3=106.9(360)17x+27x+1.3=80.5(361)8.6x+0.8x-2.7=53.7(362)2x+3x-3.8=46.2(363)0.2x+3.1x-3.1=23.3(364)0.9x+3.7x-4.9=77.9(365)0.3x+0.5x-1.8=1.4(366)3.3x+0.5x-4.3=29.9(367)2.5x+1.4x-3.4=43.4(368)3.2x+0.3x-1.8=54.2(369)6.1x+9.2x-1.7=151.3(370)73x+53x-3.4=110(371)40x+69x-1.7=107.3(372)50x+7x-3.8=41.8(373)68x+26x-4.5=89.5(374)99x+28x-1.7=49.1(375)19x+12x-0.5=49.1(376)24x+16x-4.7=67.3(377)16x+29x-3=60(378)74x+34x-1.4=95.8(379)8.5x-2.9x+3.9=65.5(380)1.9x-1.4x+1.2=15.2(381)8.5x-4.7x+2.2=40.2(382)6.2x-2.4x+4.1=30.7(383)6.1x-1.7x+3.7=65.3(384)6.9x-2.6x+2.1=19.3(385)9.8x-8.4x+1.1=13.7(386)4.6x-1x+3.1=46.3(387)2x-0.5x+1=70(388)35x-26x+2.6=24.2(389)36x-2x+0.6=31.2(390)17x-10x+4.8=38.4(391)69x-43x+2.8=31.4(392)8x-2x+2.7=47.7(393)82x-78x+0.8=4.4(394)52x-30x+1.3=18.9(395)18x-16x+4.8=14.2(396)8x-2x+2.3=21.5(397)7.3x-0.5x-2=25.2(398)8.3x-0.7x-3=57.8(399)6.6x-4.1x-3.8=23.7(400)3.7x-2.2x-3.2=1.3(401)4.4x-2.6x-4.1=26.5(402)3.6x-0.6x-1.3=70.7(403)8.6x-1.6x-0.7=13.3(404)8.3x-3.9x-3.6=9.6(405)9.6x-3.5x-2=52.9(406)12x-4x-4=33.6(407)91x-31x-0.2=23.8(408)75x-60x-0.8=17.2(409)32x-23x-3.2=4.9(410)11x-7x-0.7=21.3(411)92x-55x-3.9=7.2(412)84x-2x-4.9=52.5(413)21x-3x-0.4=59(414)31x-15x-1.1=3.7(415)2x+8×16=268(416)10x+2×89=268(417)5x+51×2=132(418)9x+5×39=375(419)7x+17×6=277(420)28x+3×56=364(421)2x+28×7=246(422)2x+2×54=152(423)22x+2×47=226(424)3x-43×2=70(425)2x-21×3=63(426)2x-3×12=128(427)21x-6×17=45(428)11x-14×9=28(429)17x-10×4=113(430)17x-9×10=46(431)2x-12×3=48(432)2x-5×25=19(433)1.1x+1.7×5=16.2(434)0.4x+0.9×12=13.2(435)1.1x+1.9×9=32.5(436)0.7x+0.5×8=8.2(437)1.4x+1.7×6=17.2(438)2.8x+1.2×6=21.2(439)1x+3×5=23(440)0.2x+0.8×15=15.2(441)1.1x+0.9×6=18.6(442)17x+26×0.7=28.4(443)21x+4×4.5=36.9(444)34x+39×0.2=21.4(445)5x+3×4.8=26.4(446)21x+35×0.4=28.7(447)2x+31×0.4=20(448)18x+6×2.3=30(449)5x+21×0.7=17.7(450)12x+38×0.4=27.2(451)0.6x-0.7×4=15.8(452)0.4x-0.2×44=6(453)1.5x-0.7×3=9.9(454)3.8x-1×4=11.2(455)4.1x-3.7×3=5.3(456)0.6x-0.2×9=12(457)0.6x-0.7×5=10.9(458)4.8x-0.7×10=12.2(459)1.2x-0.2×28=2.8(460)35x-2×2=6.5(461)7x-2×0.6=17.7(462)2x-9×0.8=2.4(463)43x-2×1.3=10.3(464)4x-3×0.7=4.3(465)6x-7×0.2=6.4(466)10x-16×0.6=3.4(467)33x-6×0.8=8.4(468)4x-31×0.2=13.4(469)3(x+23)=96(470)2(8x+32)=192(471)10(2x+15)=190(472)5(x+3)=130(473)3(x+3)=48(474)2(x+39)=112(475)9(4x+8)=144(476)3(x+43)=156(477)4(2x+29)=132(478)4(10x-24)=184(479)17(11x-12)=170(480)2(3x-16)=166(481)7(x-22)=133(482)2(5x-26)=128(483)5(6x-18)=90(484)2(19x-15)=46(485)9(4x-19)=153(486)5(3x-7)=70(487)4(1.8x+6.5)=40.4(488)5(0.3x+2.1)=13.5(489)4(3.6x+2.7)=39.6(490)2(0.3x+6.5)=38.2(491)3(0.3x+7.1)=35.7(492)4(1.8x+5.7)=37.2(493)5(0.3x+3.7)=47(494)8(x+1.3)=34.4(495)3(0.3x+3.9)=47.7(496)13(1.5x-0.9)=27.3(497)17(0.8x-4.4)=20.4(498)4(1.3x-9.9)=7.2(499)2(7.8x-0.7)=29.8(500)6(0.8x-2.6)=32.4(501)7(1.5x-7.6)=30.8(502)27(1.3x-9.9)=48.6(503)2(1.3x-3.6)=26.6(504)8(2.2x-5.1)=47.2(505)(7x+27)÷47=4(506)(4x+40)÷16=7(507)(5x+20)÷5=24(508)(x+6)÷2=5(509)(3x+17)÷22=2(510)(12x+9)÷39=7(511)(4x+22)÷6=19(512)(9x+18)÷2=36(513)(x+15)÷12=2(514)(5x-4)÷18=7(515)(12x-14)÷10=19(516)(8x-40)÷3=48(517)(6x-43)÷5=13(518)(18x-48)÷40=6(519)(12x-22)÷43=2(520)(10x-32)÷27=4(521)(5x-41)÷9=11(522)(10x-6)÷9=26(523)(9.5x+7.5)÷10=7.4(524)(3.4x+9.8)÷20=1(525)(5.3x+7.1)÷33=1.5(526)(7.8x+8.1)÷3=7.9(527)(5.1x+3.6)÷2=12(528)(5.7x+1.1)÷14=7(529)(6.3x+5.1)÷12=6.2(530)(4.5x+6.4)÷17=1.7(531)(0.2x+1)÷16=0.2(532)(5.7x-3.3)÷6=2.3(533)(6.6x-6.2)÷8=5(534)(4.7x-0.3)÷6=7(535)(5.1x-7.5)÷10=6.9(536)(5.6x-3.5)÷11=6.3(537)(7.2x-7.6)÷22=2.6(538)(3.8x-1.2)÷7=5.8(539)(6.6x-2.7)÷3=21.1(540)(2.2x-3.6)÷3=3.2參考答案(1)x=26(2)x=46(3)x=65(4)x=71(5)x=2(6)x=51(7)x=85(8)x=15(9)x=83(10)x=93(11)x=90(12)x=41(13)x=78(14)x=42(15)x=80(16)x=66(17)x=82(18)x=66(19)x=4.4(20)x=0.8(21)x=3(22)x=5.9(23)x=3.9(24)x=1.3(25)x=7.3(26)x=6.3(27)x=7.3(28)x=8.7(29)x=7.9(30)x=8(31)x=6.2(32)x=8.8(33)x=9.3(34)x=9.5(35)x=8.8(36)x=6.7(37)x=64(38)x=8(39)x=49(40)x=37(41)x=68(42)x=3(43)x=48(44)x=37(45)x=12(46)x=29(47)x=2(48)x=12(49)x=29(50)x=23(51)x=64(52)x=5(53)x=45(54)x=33(55)x=8.6(56)x=2.7(57)x=3.2(58)x=4(59)x=2.1(60)x=4.9(61)x=0.4(62)x=6.4(63)x=7.7(64)x=6.2(65)x=0.2(66)x=2.5(67)x=5.3(68)x=0.7(69)x=5.7(70)x=3.2(71)x=1.9(72)x=5.5(73)x=3(74)x=3(75)x=2(76)x=3(77)x=2(78)x=14(79)x=9(80)x=11(81)x=4(82)x=4(83)x=30(84)x=5(85)x=26(86)x=17(87)x=12(88)x=2(89)x=2(90)x=2(91)x=0.4(92)x=0.8(93)x=0.2(94)x=1.5(95)x=8.5(96)x=0.5(97)x=0.4(98)x=1.3(99)x=6.5(100)x=46(101)x=21(102)x=2(103)x=62(104)x=3(105)x=3(106)x=21(107)x=2(108)x=25(109)x=11(110)x=51(111)x=11(112)x=5(113)x=4(114)x=16(115)x=3(116)x=48(117)x=2(118)x=56(119)x=57(120)x=72(121)x=70(122)x=88(123)x=120(124)x=111(125)x=142(126)x=168(127)x=9(128)x=10.8(129)x=2.4(130)x=2.8(131)x=3.9(132)x=18.4(133)x=9.6(134)x=7.2(135)x=17.6(136)x=25(137)x=47(138)x=3(139)x=4(140)x=2(141)x=2(142)x=6(143)x=7(144)x=72(145)x=19(146)x=2(147)x=55(148)x=4(149)x=3(150)x=28(151)x=5(152)x=48(153)x=63(154)x=1.1(155)x=2(156)x=6.4(157)x=0.6(158)x=0.2(159)x=2.3(160)x=0.6(161)x=1.8(162)x=0.5(163)x=7(164)x=2(165)x=55(166)x=49(167)x=9(168)x=49(169)x=71(170)x=74(171)x=4(172)x=0.6(173)x=0.2(174)x=0.5(175)x=1.1(176)x=0.2(177)x=2.7(178)x=5.6(179)x=0.7(180)x=4.5(181)x=30(182)x=28(183)x=2(184)x=26(185)x=29(186)x=5(187)x=13(188)x=10(189)x=61(190)x=2(191)x=3(192)x=6(193)x=7(194)x=28(195)x=30(196)x=4(197)x=3(198)x=79(199)x=4(200)x=3(201)x=4(202)x=2(203)x=3(204)x=5(205)x=3(206)x=5(207)x=29(208)x=85(209)x=4(210)x=13(211)x=28(212)x=13(213)x=3(214)x=33(215)x=3(216)x=3(217)x=0.2(218)x=0.5(219)x=1(220)x=0.2(221)x=1.2(222)x=7.2(223)x=0.5(224)x=3.5(225)x=1.7(226)x=8(227)x=4(228)x=3(229)x=14(230)x=2(231)x=3(232)x=7(233)x=41(234)x=7(235)x=1.1(236)x=0.5(237)x=0.5(238)x=0.5(239)x=2.6(240)x=1.3(241)x=0.4(242)x=0.2(243)x=3.4(244)x=12(245)x=33(246)x=4(247)x=11(248)x=44(249)x=14(250)x=6(251)x=27(252)x=80(253)x=4(254)x=3(255)x=6(256)x=2(257)x=48(258)x=6(259)x=3(260)x=33(261)x=3(262)x=0.2(263)x=0.2(264)x=1.1(265)x=3.9(266)x=0.8(267)x=0.9(268)x=0.7(269)x=0.7(270)x=0.6(271)x=13(272)x=11(273)x=3(274)x=12(275)x=2(276)x=30(277)x=2(278)x=12(279)x=13(280)x=10(281)x=15(282)x=14(283)x=6(284)x=10(285)x=6(286)x=2(287)x=5(288)x=5(289)x=8(290)x=25(291)x=21(292)x=3(293)x=22(294)x=10(295)x=7(296)x=2(297)x=7(298)x=4(299)x=52(300)x=10(301)x=9(302)x=11(303)x=6(304)x=11(305)x=45(306)x=9(307)x=6(308)x=7(309)x=10(310)x=3(311)x=15(312)x=17(313)x=10(314)x=4(315)x=12(316)x=18(317)x=4(318)x=23(319)x=5(320)x=20(321)x=10(322)x=20(323)x=4(324)x=2(325)x=12(326)x=9(327)x=6(328)x=2(329)x=13(330)x=3(331)x=6(332)x=4(333)x=8(334)x=18(335)x=9(336)x=15(337)x=13(338)x=11(339)x=20(340)x=18(341)x=10(342)x=6(343)x=4(344)x=13(345)x=4(346)x=15(347)x=14(348)x=12(349)x=9(350)x=6(351)x=6(352)x=1.3(353)x=0.2(354)x=3.5(355)x=0.6(356)x=1.2(357)x=0.4(358)x=2.3(359)x=1.4(360)x=1.8(361)x=6(362)x=10(363)x=8(364)x=18(365)x=4(366)x=9(367)x=12(368)x=16(369)x=10(370)x=0.9(371)x=1(372)x=0.8(373)x=1(374)x=0.4(375)x=1.6(376)x=1.8(377)x=1.4(378)x=0.9(379)x=11(380)x=28(381)x=10(382)x=7(383)x=14(384)x=4(385)x=9(386)x=12(387)x=46(388)x=2.4(389)x=0.9(390)x=4.8(391)x=1.1