五年級數(shù)學(xué)(方程)專項練習(xí)題及答案

五年級數(shù)學(xué)(方程)專項練習(xí)題及答案(1)x+28=101(2)x+95=149(3)x+37=90(4)x+45=108(5)x+28=82(6)x+90=149(7)x+9=75(8)x+85=164(9)x+15=34(10)x-13=43(11)x-26=41(12)x-42=42(13)x-45=31(14)x-43=34(15)x-14=50(16)x-15=50(17)x-35=41(18)x-42=49(19)x+5.9=9.9(20)x+2.1=6.6(21)x+6.4=14.9(22)x+8.9=11.8(23)x+1.6=7.5(24)x+6.2=11.7(25)x+2.5=8.2(26)x+9.3=11.4(27)x+6.6=13.4(28)x-1=2.7(29)x-3.1=3.2(30)x-2.3=2.6(31)x-3.1=4.6(32)x-0.2=4.5(33)x-5.2=1.9(34)x-1.2=4.8(35)x-1=3.3(36)x-1.3=2.9(37)18+x=65(38)91+x=134(39)46+x=77(40)95+x=106(41)47+x=114(42)7+x=22(43)34+x=110(44)25+x=94(45)18+x=35(46)67-x=12(47)64-x=20(48)98-x=81(49)69-x=55(50)59-x=44(51)98-x=20(52)55-x=41(53)72-x=34(54)16-x=13(55)5.6+x=5.8(56)0.8+x=9.7(57)9.4+x=14.6(58)1.1+x=3.8(59)8+x=11.9(60)6.5+x=8.5(61)9.2+x=18.1(62)1.8+x=10.3(63)5.4+x=12.1(64)8.9-x=7.4(65)9-x=5.6(66)6.1-x=3.9(67)9-x=1.1(68)1.6-x=1(69)3.6-x=1(70)7.7-x=2.6(71)3.6-x=2.1(72)7.5-x=5.8(73)6x=72(74)11x=33(75)11x=66(76)15x=120(77)9x=72(78)3x=30(79)5x=105(80)35x=70(81)12x=156(82)9.8x=19.6(83)2.2x=6.6(84)0.6x=11.4(85)1.4x=19.6(86)7.5x=15(87)0.2x=15.8(88)1.3x=6.5(89)4.9x=14.7(90)1.3x=13(91)6x=18(92)25x=12.5(93)51x=15.3(94)7x=18.2(95)30x=6(96)11x=7.7(97)9x=17.1(98)23x=13.8(99)2x=5.2(100)178÷x=2(101)77÷x=11(102)102÷x=3(103)124÷x=31(104)80÷x=8(105)34÷x=2(106)198÷x=18(107)189÷x=9(108)78÷x=6(109)17.2÷x=0.2(110)16.2÷x=1.8(111)11.5÷x=0.5(112)7.7÷x=1.1(113)3.5÷x=0.5(114)13.4÷x=0.2(115)9.6÷x=0.3(116)4.2÷x=0.7(117)12÷x=0.2(118)x÷2=31(119)x÷23=6(120)x÷24=4(121)x÷18=8(122)x÷66=2(123)x÷6=14(124)x÷3=43(125)x÷18=11(126)x÷57=3(127)x÷10=1.3(128)x÷12=0.4(129)x÷5=2.2(130)x÷24=0.4(131)x÷9=0.4(132)x÷2=3.9(133)x÷2=1.3(134)x÷14=0.8(135)x÷8=1(136)23x+20=66(137)29x+13=187(138)2x+10=80(139)4x+46=170(140)12x+14=50(141)7x+28=203(142)2x+48=128(143)2x+21=103(144)32x+33=129(145)2x-49=85(146)11x-36=74(147)4x-36=104(148)10x-45=25(149)3x-36=159(150)16x-16=80(151)7x-57=90(152)25x-51=124(153)12x-26=82(154)46x+2.2=11.4(155)8x+1.7=13.7(156)6x+2.2=9.4(157)6x+5.4=9.6(158)9x+3.5=21.5(159)34x+5.4=12.2(160)7x+5.9=22.7(161)29x+1=9.7(162)3x+1.4=12.8(163)0.6x+2.8=7.6(164)6.5x+2.9=15.9(165)2.5x+4.1=9.1(166)0.2x+1.7=20.1(167)1.5x+3.5=15.5(168)2x+5.1=21.1(169)4.8x+5=24.2(170)3.5x+1.1=18.6(171)0.2x+3.9=17.9(172)10x-3.5=1.5(173)60x-5.8=6.2(174)5x-1.3=17.2(175)17x-4.6=9(176)28x-2.4=14.4(177)14x-3.1=12.3(178)8x-1.3=14.7(179)3x-5.6=8.2(180)12x-1.6=2(181)0.2x-1.8=2.8(182)5.6x-5.7=5.5(183)1.5x-1.3=1.7(184)1.8x-3.6=14.4(185)0.2x-2=16.6(186)3.5x-2.9=7.6(187)0.3x-3.3=7.5(188)4.8x-3.7=15.5(189)2.2x-1.6=11.6(190)157+6x=211(191)195+13x=325(192)84+82x=248(193)36+43x=122(194)66+4x=242(195)81+9x=252(196)182+42x=266(197)12+43x=98(198)123+3x=135(199)125-8x=77(200)166-9x=121(201)159-9x=42(202)174-23x=59(203)179-30x=29(204)198-25x=48(205)17-3x=11(206)173-5x=68(207)136-5x=26(208)3.4+0.8x=19.4(209)17.6+1.4x=27.4(210)17.4+0.3x=32.4(211)14.9+0.3x=29(212)4.8+0.6x=8.4(213)13+1x=20(214)1.4+1.1x=5.8(215)12+0.2x=13.2(216)19.8+0.2x=23.4(217)10.4+49x=25.1(218)13.9+11x=28.2(219)19.5+52x=35.1(220)16.7+2x=22.3(221)18.2+5x=36.2(222)11.3+17x=18.1(223)18.1+15x=21.1(224)16.7+3x=17.3(225)7.3+2x=15.7(226)18.9-0.8x=14.1(227)18.8-3.4x=8.6(228)14.7-0.9x=1.2(229)12.4-1.6x=6(230)4.6-0.7x=1.1(231)19.6-0.2x=8.8(232)15.1-2x=1.1(233)17.1-2.2x=12.7(234)16-1.1x=6.1(235)15.5-13x=5.1(236)16.8-6x=4.2(237)14.4-4x=2.8(238)16.2-13x=3.2(239)11.7-24x=4.5(240)15.4-62x=3(241)11.1-24x=6.3(242)18.1-47x=8.7(243)17.9-28x=12.3(244)16x÷8=10(245)4x÷18=2(246)2x÷4=4(247)28x÷12=14(248)4x÷6=24(249)20x÷5=36(250)8x÷96=2(251)56x÷16=7(252)50x÷10=20(253)0.6x÷9=1(254)3.4x÷68=0.2(255)0.2x÷14=1.2(256)0.2x÷6=3.1(257)2.5x÷5=3(258)3x÷6=1(259)3.3x÷99=0.2(260)0.3x÷6=2.9(261)2.6x÷13=1.2(262)4x÷86=0.2(263)95x÷38=0.5(264)87x÷6=2.9(265)10x÷95=0.2(266)2x÷5=3.4(267)9x÷4=4.5(268)35x÷20=0.7(269)16x÷8=0.8(270)5x÷15=0.4(271)6x+19x=225(272)6x+14x=260(273)7x+11x=306(274)14x+3x=68(275)3x+13x=96(276)15x+13x=280(277)3x+9x=24(278)2x+18x=140(279)4x+5x=315(280)14x-12x=16(281)15x-12x=39(282)10x-7x=33(283)5x-3x=36(284)6x-2x=84(285)15x-7x=96(286)8x-3x=85(287)8x-2x=150(288)6x-2x=124(289)2.6x+2.9x=132(290)5.3x+4.3x=57.6(291)3.7x+3.3x=63(292)1.8x+2x=83.6(293)3.1x+1.3x=96.8(294)7.5x+5.1x=138.6(295)4.7x+5.3x=40(296)0.7x+0.8x=6(297)5.1x+2.3x=111(298)6.9x-1.4x=11(299)1.3x-0.3x=32(300)4.9x-3.3x=17.6(301)5.5x-2.8x=8.1(302)4x-1.2x=64.4(303)8.1x-4.2x=7.8(304)9.4x-1.3x=24.3(305)6.6x-0.5x=79.3(306)7.2x-5.6x=6.4(307)6x+12x+32=68(308)8x+6x+4=270(309)18x+12x+39=129(310)6x+9x+32=347(311)9x+10x+24=119(312)7x+3x+15=95(313)6x+7x+2=184(314)5x+12x+11=198(315)10x+4x+17=45(316)3x+5x-49=15(317)5x+18x-25=182(318)11x+7x-30=294(319)15x+4x-43=52(320)12x+15x-40=41(321)8x+4x-6=198(322)15x+18x-14=52(323)3x+11x-9=75(324)9x+6x-19=176(325)13x-7x+48=138(326)11x-7x+11=63(327)6x-3x+22=34(328)11x-5x+31=85(329)14x-3x+35=57(330)4x-2x+20=48(331)9x-7x+5=35(332)16x-8x+17=89(333)10x-8x+44=80(334)15x-3x-2=130(335)18x-7x-28=27(336)9x-7x-6=32(337)8x-3x-18=102(338)12x-5x-27=36(339)5x-3x-10=70(340)8x-2x-22=50(341)16x-7x-42=12(342)9x-2x-34=99(343)0.6x+6.4x+1.8=36.8(344)7.2x+3.6x+0.4=108.4(345)4x+9.5x+4.8=45.3(346)5.5x+6.4x+3.1=26.9(347)6.2x+1.6x+1.9=103.3(348)4.1x+3.1x+0.6=159(349)2.4x+3.9x+2.6=21.5(350)3.4x+3.8x+2.4=146.4(351)3.7x+6.6x+2.5=74.6(352)11x+30x+3.4=77.2(353)73x+5x+1.7=32.9(354)48x+71x+4.4=147.2(355)58x+60x+2.9=109.1(356)84x+25x+4.8=26.6(357)49x+62x+4.9=182.5(358)19x+58x+2.3=133.2(359)83x+57x+4=88(360)43x+9x+1.8=100.6(361)0.4x+1.7x-0.9=91.5(362)4x+2.3x-2.4=129.9(363)6.1x+8.2x-3.7=67.8(364)2.3x+5.2x-4.3=138.2(365)1x+9x-0.2=69.8(366)5x+5.5x-4.3=79.7(367)3.6x+3.2x-3=133(368)6.1x+2.3x-1=49.4(369)2.1x+5.9x-2.4=29.6(370)54x+28x-3.1=54.3(371)76x+19x-3.5=34.5(372)75x+2x-1.5=60.1(373)40x+28x-1.6=73.2(374)11x+2x-4.2=37.4(375)26x+95x-4.9=116.1(376)27x+11x-2.7=46.7(377)41x+28x-4.1=16.6(378)20x+43x-0.4=18.5(379)4.6x-3.4x+4.4=24.8(380)3.6x-3.1x+0.3=8.8(381)6.7x-2.1x+1.5=29.1(382)4.2x-0.9x+2.3=68.3(383)1.5x-1.3x+1.4=13.2(384)9.2x-5x+2.3=31.7(385)2.4x-1.4x+1.8=24.8(386)4.3x-0.5x+4.2=76.4(387)9.3x-6.8x+2.3=12.3(388)83x-51x+3.1=19.1(389)34x-13x+0.6=25.8(390)55x-11x+1.8=67.8(391)20x-18x+3.9=13.5(392)34x-24x+4.5=19.5(393)22x-13x+3.6=40.5(394)70x-46x+2.3=28.7(395)69x-10x+0.7=30.2(396)11x-3x+1.7=66.5(397)1.7x-0.5x-4.5=63.9(398)8.5x-4.6x-3.6=15.9(399)4.3x-0.3x-0.8=35.2(400)3.1x-0.3x-0.3=47.3(401)6.7x-3.9x-1.3=12.7(402)7x-5.9x-3.2=2.3(403)6.8x-2.2x-1.8=7.4(404)1.4x-0.3x-3.6=60.2(405)4.5x-0.8x-4.8=76.6(406)9x-5x-3=20.6(407)42x-35x-1.2=5.1(408)72x-4x-1.8=73(409)33x-13x-3.1=38.9(410)86x-46x-4.1=35.9(411)73x-46x-3.4=20.9(412)17x-11x-2.5=23.9(413)70x-53x-2.6=11(414)30x-8x-0.3=50.3(415)2x+30×6=214(416)12x+6×4=120(417)2x+97×2=356(418)10x+11×6=196(419)6x+17×7=251(420)10x+2×39=158(421)7x+31×4=306(422)7x+94×2=223(423)2x+3×38=168(424)3x-4×2=133(425)7x-6×12=26(426)4x-4×28=16(427)4x-3×10=18(428)9x-22×6=21(429)2x-4×33=12(430)3x-9×7=132(431)2x-20×2=66(432)6x-35×2=50(433)0.4x+2.5×5=16.1(434)2x+2×10=34(435)0.8x+1.6×7=24.8(436)0.5x+0.9×10=26.5(437)4.9x+0.4×38=34.8(438)1.1x+4×3=27.4(439)0.2x+0.4×41=24.4(440)0.4x+1.5×6=27(441)1.1x+0.4×35=23.9(442)24x+26×0.6=27.6(443)46x+2×4=21.8(444)3x+7×1.2=14.7(445)23x+3×3.4=24(446)18x+40×0.5=38(447)10x+4×0.7=7.8(448)23x+5×3.1=24.7(449)2x+30×0.3=11.6(450)21x+4×1.1=14.9(451)0.4x-1.7×4=8.8(452)0.4x-4.4×2=1.6(453)4x-0.6×17=5.8(454)0.3x-0.2×20=10.4(455)0.5x-0.4×27=2.7(456)0.3x-1.2×2=6.6(457)2.8x-4.2×2=11.2(458)0.7x-4.6×3=3(459)1.1x-0.2×14=2.7(460)17x-23×0.2=5.6(461)10x-3×1.8=14.6(462)33x-8×1.1=1.1(463)22x-2×0.6=14.2(464)27x-16×1.1=1.3(465)8x-38×0.4=4(466)30x-7×0.6=4.8(467)28x-9×1=10.6(468)12x-22×0.3=11.4(469)2(10x+41)=182(470)8(x+10)=160(471)2(10x+16)=152(472)3(x+13)=51(473)2(2x+3)=50(474)9(5x+11)=189(475)3(x+15)=96(476)2(x+21)=132(477)2(2x+3)=14(478)2(6x-42)=96(479)3(22x-39)=147(480)10(x-10)=140(481)4(23x-25)=176(482)3(x-25)=66(483)3(9x-31)=69(484)5(10x-6)=70(485)9(2x-28)=144(486)15(6x-24)=180(487)2(2.4x+5)=43.6(488)2(5.2x+2.3)=35.8(489)4(3.2x+1.8)=32.8(490)7(1.4x+2)=43.4(491)6(0.4x+3.7)=31.8(492)4(0.3x+5)=39.2(493)4(1.8x+4.9)=34(494)2(1.1x+8.4)=41(495)2(2.2x+3.9)=29.8(496)2(x-4.1)=13.8(497)3(0.3x-7.6)=20.4(498)6(4.2x-0.7)=46.2(499)16(0.3x-2.8)=27.2(500)4(9.9x-8)=47.2(501)14(0.3x-7.8)=25.2(502)12(0.5x-9.5)=12(503)3(4.6x-3.8)=16.2(504)2(9x-2)=32(505)(8x+48)÷2=40(506)(12x+14)÷2=91(507)(4x+33)÷49=1(508)(3x+36)÷3=23(509)(7x+42)÷28=7(510)(7x+21)÷42=4(511)(4x+38)÷2=63(512)(12x+29)÷5=25(513)(9x+14)÷41=1(514)(16x-22)÷5=50(515)(2x-6)÷5=2(516)(11x-19)÷3=23(517)(16x-7)÷5=5(518)(9x-12)÷6=37(519)(3x-27)÷21=1(520)(7x-12)÷8=9(521)(15x-28)÷2=106(522)(8x-14)÷2=85(523)(2.9x+6.5)÷2=27.9(524)(6.7x+1.2)÷2=27.4(525)(1.3x+4.7)÷2=8.2(526)(9.8x+8.5)÷23=2.5(527)(1.5x+6)÷15=2(528)(5x+4.3)÷33=2.1(529)(6x+8.4)÷12=3.2(530)(6.8x+8.8)÷16=3.1(531)(4.8x+3.3)÷15=1.5(532)(2.7x-4.9)÷19=2.3(533)(7.5x-5.4)÷27=2.3(534)(3.8x-8.8)÷4=1.6(535)(4.2x-5.6)÷4=15.4(536)(8.6x-5.6)÷10=8.9(537)(7.1x-0.9)÷2=45.7(538)(2.9x-6.2)÷4=5.7(539)(7.6x-6.2)÷26=2.1(540)(9x-1.8)÷9=5.8參考答案(1)x=73(2)x=54(3)x=53(4)x=63(5)x=54(6)x=59(7)x=66(8)x=79(9)x=19(10)x=56(11)x=67(12)x=84(13)x=76(14)x=77(15)x=64(16)x=65(17)x=76(18)x=91(19)x=4(20)x=4.5(21)x=8.5(22)x=2.9(23)x=5.9(24)x=5.5(25)x=5.7(26)x=2.1(27)x=6.8(28)x=3.7(29)x=6.3(30)x=4.9(31)x=7.7(32)x=4.7(33)x=7.1(34)x=6(35)x=4.3(36)x=4.2(37)x=47(38)x=43(39)x=31(40)x=11(41)x=67(42)x=15(43)x=76(44)x=69(45)x=17(46)x=55(47)x=44(48)x=17(49)x=14(50)x=15(51)x=78(52)x=14(53)x=38(54)x=3(55)x=0.2(56)x=8.9(57)x=5.2(58)x=2.7(59)x=3.9(60)x=2(61)x=8.9(62)x=8.5(63)x=6.7(64)x=1.5(65)x=3.4(66)x=2.2(67)x=7.9(68)x=0.6(69)x=2.6(70)x=5.1(71)x=1.5(72)x=1.7(73)x=12(74)x=3(75)x=6(76)x=8(77)x=8(78)x=10(79)x=21(80)x=2(81)x=13(82)x=2(83)x=3(84)x=19(85)x=14(86)x=2(87)x=79(88)x=5(89)x=3(90)x=10(91)x=3(92)x=0.5(93)x=0.3(94)x=2.6(95)x=0.2(96)x=0.7(97)x=1.9(98)x=0.6(99)x=2.6(100)x=89(101)x=7(102)x=34(103)x=4(104)x=10(105)x=17(106)x=11(107)x=21(108)x=13(109)x=86(110)x=9(111)x=23(112)x=7(113)x=7(114)x=67(115)x=32(116)x=6(117)x=60(118)x=62(119)x=138(120)x=96(121)x=144(122)x=132(123)x=84(124)x=129(125)x=198(126)x=171(127)x=13(128)x=4.8(129)x=11(130)x=9.6(131)x=3.6(132)x=7.8(133)x=2.6(134)x=11.2(135)x=8(136)x=2(137)x=6(138)x=35(139)x=31(140)x=3(141)x=25(142)x=40(143)x=41(144)x=3(145)x=67(146)x=10(147)x=35(148)x=7(149)x=65(150)x=6(151)x=21(152)x=7(153)x=9(154)x=0.2(155)x=1.5(156)x=1.2(157)x=0.7(158)x=2(159)x=0.2(160)x=2.4(161)x=0.3(162)x=3.8(163)x=8(164)x=2(165)x=2(166)x=92(167)x=8(168)x=8(169)x=4(170)x=5(171)x=70(172)x=0.5(173)x=0.2(174)x=3.7(175)x=0.8(176)x=0.6(177)x=1.1(178)x=2(179)x=4.6(180)x=0.3(181)x=23(182)x=2(183)x=2(184)x=10(185)x=93(186)x=3(187)x=36(188)x=4(189)x=6(190)x=9(191)x=10(192)x=2(193)x=2(194)x=44(195)x=19(196)x=2(197)x=2(198)x=4(199)x=6(200)x=5(201)x=13(202)x=5(203)x=5(204)x=6(205)x=2(206)x=21(207)x=22(208)x=20(209)x=7(210)x=50(211)x=47(212)x=6(213)x=7(214)x=4(215)x=6(216)x=18(217)x=0.3(218)x=1.3(219)x=0.3(220)x=2.8(221)x=3.6(222)x=0.4(223)x=0.2(224)x=0.2(225)x=4.2(226)x=6(227)x=3(228)x=15(229)x=4(230)x=5(231)x=54(232)x=7(233)x=2(234)x=9(235)x=0.8(236)x=2.1(237)x=2.9(238)x=1(239)x=0.3(240)x=0.2(241)x=0.2(242)x=0.2(243)x=0.2(244)x=5(245)x=9(246)x=8(247)x=6(248)x=36(249)x=9(250)x=24(251)x=2(252)x=4(253)x=15(254)x=4(255)x=84(256)x=93(257)x=6(258)x=2(259)x=6(260)x=58(261)x=6(262)x=4.3(263)x=0.2(264)x=0.2(265)x=1.9(266)x=8.5(267)x=2(268)x=0.4(269)x=0.4(270)x=1.2(271)x=9(272)x=13(273)x=17(274)x=4(275)x=6(276)x=10(277)x=2(278)x=7(279)x=35(280)x=8(281)x=13(282)x=11(283)x=18(284)x=21(285)x=12(286)x=17(287)x=25(288)x=31(289)x=24(290)x=6(291)x=9(292)x=22(293)x=22(294)x=11(295)x=4(296)x=4(297)x=15(298)x=2(299)x=32(300)x=11(301)x=3(302)x=23(303)x=2(304)x=3(305)x=13(306)x=4(307)x=2(308)x=19(309)x=3(310)x=21(311)x=5(312)x=8(313)x=14(314)x=11(315)x=2(316)x=8(317)x=9(318)x=18(319)x=5(320)x=3(321)x=17(322)x=2(323)x=6(324)x=13(325)x=15(326)x=13(327)x=4(328)x=9(329)x=2(330)x=14(331)x=15(332)x=9(333)x=18(334)x=11(335)x=5(336)x=19(337)x=24(338)x=9(339)x=40(340)x=12(341)x=6(342)x=19(343)x=5(344)x=10(345)x=3(346)x=2(347)x=13(348)x=22(349)x=3(350)x=20(351)x=7(352)x=1.8(353)x=0.4(354)x=1.2(355)x=0.9(356)x=0.2(357)x=1.6(358)x=1.7(359)x=0.6(360)x=1.9(361)x=44(362)x=21(363)x=5(364)x=19(365)x=7(366)x=8(367)x=20(368)x=6(369)x=4(370)x=0.7(371)x=0.4(372)x=0.8(373)x=1.1(374)x=3.2(375)x=1(376)x=1.3(377)x=0.3(378)x=0.3(379)x=17(380)x=17(381)x=6(382)x=20(383)x=59(384)x=7(385)x=23(386)x=19(387)x=4(388)x=0.5(389)x=1.2(390)x=1.5(391)x=4.8(392)x=