五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案匯編

五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案匯編(1)97+x=136(2)2x-2.2=10.6(3)x-46=24(4)3x+34×5=290(5)5(13x-27)=60(6)3x-2×34=118(7)4÷x=0.8(8)0.3x÷24=0.5(9)x÷95=0.2(10)79x+52x-0.4=143.7(11)2x+29=229(12)3x+14x+33=152(13)5.1x-0.8x-3.8=4.8(14)4.3x+2.5x+2.2=145(15)8.2-x=4.3(16)79x=158(17)32x+20×0.4=27.2(18)0.5x-0.5×21=3(19)69-x=46(20)37x+80x-1.5=127.2(21)16x-8x-34=54(22)2x+6×23=268(23)1.2x-0.6x=19.8(24)(12x-39)÷23=3(25)0.8x+0.4×39=19.6(26)x+71=74(27)12x=60(28)0.6x-0.5×2=2(29)2.7x=10.8(30)5.8x+3.4x+1.2=130(31)2x-3.9×4=4.4(32)90÷x=18(33)8x-2×22=108(34)9(4.5x-7.9)=9.9(35)8x-3.5=3.7(36)x+67=110(37)16x+56x-4.3=96.5(38)3x+2x=25(39)39-x=21(40)x÷53=3(41)4.9x+1.7×5=18.3(42)10x+2.7=6.7(43)18.8-46x=9.6(44)18x+16x=374(45)5x÷15=6(46)2x+55=87(47)2x=50(48)3x-42×2=84(49)22x=15.4(50)3x-0.5x=37.5(51)88x-82x+0.6=6.6(52)17x-13x=28(53)28x+15×13=279(54)85x-26x-1=58(55)3(0.6x-1.4)=28.2(56)4.8-x=3.3(57)59x-14x-2.3=20.2(58)11x+4x+26=176(59)x+6.1=8.2(60)7.1x+8.1x-3.2=88(61)6x+18x-21=147(62)2x-1=4.4(63)15x-3x-2=46(64)2.7+32x=15.5(65)x+34=72(66)6x+46=70(67)(9.9x-4.2)÷10=7.5(68)0.9x+2.8x=11.1(69)17x+6x+4.2=22.6(70)8x-4x+41=93(71)9.7x-4.8x+4.8=29.3(72)97-x=78(73)18.1-1.7x=14.7(74)(3.7x+7)÷4=11(75)x+7.5=13.8(76)49-6x=31(77)3x+8x+11=286(78)4x+4.8=20.4(79)3.2x+9.6x+1.2=39.6(80)x-67=14(81)90-3x=18(82)10.8÷x=0.9(83)5x+12×0.4=20.8(84)x+69=94(85)4.7x+1.5x=117.8(86)63x-46x+2=19(87)8x=48(88)5.9x-0.9x+3.7=13.7(89)7.1x+4.5x-2.8=136.4(90)13x-2x=66(91)3x-5×12=129(92)9x-6x-1.5=22.5(93)13x-3x-14=126(94)(6.7x+2.1)÷15=5.5(95)6x+4x=20(96)x-3.5=2.5(97)23(0.5x-2.4)=48.3(98)3.4x+2.8x+3.1=120.9(99)1x÷4=3(100)(3.6x+3.2)÷2=14.2(101)2x=11.6(102)(3.8x-2.8)÷2=8.1(103)x-15=22(104)3x+2.3=5(105)85-x=67(106)0.7x-0.5x+0.4=11(107)142-3x=70(108)3x+2×67=185(109)92-x=65(110)134÷x=2(111)12x+46=178(112)(8.6x+3.1)÷33=2.7(113)10x-3x+30=72(114)21x+36×0.2=21.9(115)0.4x÷7=2.8(116)(2.1x-7.4)÷11=2(117)6(0.7x+6.7)=48.6(118)73-18x=19(119)24+x=29(120)1.7x-5.8=2.7(121)x-8=78(122)x+2.1=11.2(123)55x-37x-1.5=23.7(124)0.6x+3.6=10.2(125)1.8÷x=0.9(126)x-4.6=3.1(127)18.3+31x=27.6(128)1.6x+4.1x+2.1=116.1(129)12.4+2x=18(130)21x+62×3=375(131)3x+4.4=5.9(132)0.4x÷78=0.2(133)5.6x-3.9x+3.2=10(134)15x-10x-2=28(135)8.9-2x=2.5(136)(8x-25)÷7=25(137)83x-77x+0.7=7.9(138)10x-8x-3=11(139)(1.9x+7.2)÷2=20.7(140)12.9+2.3x=29(141)18x-2x-9=119(142)4x-1.1×4=15.6(143)10x+28=58(144)(7x+33)÷25=3(145)(5.2x-3.5)÷19=3.1(146)17x+25x+0.3=143.1(147)6x-15×9=45(148)x÷6=3.1(149)9.8-x=6.2(150)7.8-x=1.1(151)1.3x-0.3x-4.6=16.4(152)4x+2x+28=76(153)3(9x+3)=144(154)4x=180(155)(5x-30)÷10=1(156)0.4x-0.2×20=13.2(157)17x-2x-42=123(158)5x+2.2=8.7(159)2x+8×13=258(160)4x-2x+33=73(161)14.3-62x=1.9(162)24x+48=96(163)5.2x-2.4x+3=50.6(164)x÷5=3.2(165)17.4-0.2x=12.4(166)0.9x-0.3x-2.7=16.5(167)11x-31=24(168)1.8x-1.1x-1.9=7.9(169)16.1-1.3x=10.9(170)7.9-x=6(171)19x-12x=35(172)8x+6×0.7=21.8(173)14+x=29(174)0.8x+0.2×21=17.8(175)0.9x-3.6=14.4(176)2(1.1x+1.3)=24.6(177)0.2x=5(178)1.2+8x=14(179)43x+21x+0.4=26(180)9x-32×0.4=5.2(181)68x+24x-0.4=100.8(182)14x-10x+11=43(183)62÷x=31(184)7.5+x=11.8(185)25+x=124(186)0.7x+0.8x+2=32(187)11.1-3.3x=4.5(188)134+44x=310(189)x-84=12(190)12.1+0.3x=26.2(191)1.9x÷76=0.2(192)2.3x-1.8=7.4(193)9.5x+2x=69(194)0.6+x=6.3(195)(2.6x+1.2)÷6=4.1(196)16÷x=3.2(197)36x-30=150(198)2(5x+28)=146(199)9x+34=187(200)16.4-66x=3.2(201)(3x+9.6)÷6=4.6(202)4.3x+2.7x=70(203)12.7-2x=6.9(204)1.5x-1.2x-0.2=13(205)83-x=68(206)0.4x-3.3=16.7(207)x÷42=2(208)6x-15×6=102(209)(2.6x+6.2)÷20=0.7(210)95+28x=291(211)7.9x-6.2x+1.4=11.6(212)65x=13(213)36x-2×3.2=8(214)15x-3x=132(215)10.4÷x=1.3(216)37x-6×1.5=2.1(217)5x+7×0.5=17.5(218)168÷x=21(219)0.9x+0.4×3=12.9(220)22(0.6x-1.3)=24.2(221)15.6÷x=2.6(222)5x+15x+4.9=100.9(223)1.3x-0.8x-1.4=23.1(224)4x+86x-1.2=61.8(225)21x+51=135(226)18x-2×2.1=15.6(227)x+6.2=9.3(228)7.5x+3.2x=117.7(229)35x÷5=1.4(230)5(x+11)=80(231)x÷5=1.4(232)9.6x-5.5x+4=45(233)23x-2×1.5=6.2(234)4.9÷x=0.7(235)10x-3×10=120(236)0.3x=10.5(237)x÷4=32(238)63x-21=168(239)16-3.8x=4.6(240)1.5+x=9.9(241)3(4.8x+2)=49.2(242)2x-3×50=10(243)3.8x+1.3=20.3(244)(18x-10)÷2=58(245)1.3x+2.8=10.6(246)71x-39x-3.7=18.7(247)86-3x=23(248)17x-12x-4.1=2.9(249)(2.5x-8.6)÷7=5.2(250)12x=192(251)43x-47=125(252)3x+17x-21=159(253)4x+3.3=19.3(254)4x=200(255)0.3x-0.8×2=11.9(256)19.3-33x=9.4(257)131-4x=75(258)7(13x-16)=161(259)1.4x+2=20.2(260)15x+35×0.2=10(261)12x-6x=48(262)40+x=120(263)6(0.2x-6.9)=15(264)2x+18x=120(265)31x-6×0.7=2(266)4.9+0.2x=9.3(267)0.6÷x=0.2(268)9.6+11x=15.1(269)x+9.4=17.2(270)178+16x=370(271)x+91=155(272)45x+51x+0.8=173.6(273)0.8x=17.6(274)4.9x+1.9×10=33.7(275)8.8+x=13.6(276)3.8+x=10.5(277)22x=88(278)x÷18=0.5(279)9x+8x-29=73(280)84x÷56=3(281)6x+3×4.6=18(282)4.3-x=3.1(283)x÷25=7(284)3(0.8x-7.1)=21.9(285)0.5x-0.6×2=17.8(286)0.7x-0.4x-4.8=4.8(287)0.6x-5.1=7.5(288)4x+19x+48=255(289)85x+4.2=21.2(290)1.5x+4.8=24.3(291)2x+9x-3=57.5(292)3.1+1x=8.1(293)12x+9x=210(294)7.6+25x=22.6(295)(18x+18)÷8=18(296)(6.1x-5.2)÷14=0.5(297)139+10x=259(298)1.6x+4.8=19.2(299)1.9x+6x+4.9=123.4(300)x+6.9=13.7(301)x÷15=7(302)2.9x+3.9×4=30.1(303)40x÷20=1(304)14x-6x+48=152(305)4(2x-8)=192(306)x÷23=4(307)180÷x=36(308)0.4x=9.6(309)7.2x-1.8x-0.5=53.5(310)142+2x=222(311)47+x=146(312)12x÷2=3(313)41x+46×0.4=34.8(314)x+6=6.5(315)2(22x+11)=198(316)92+47x=233(317)0.2x-2.9=17.1(318)(15x+29)÷13=23(319)8x-4x+21=65(320)7x=7.7(321)96x-53x-4.9=12.3(322)17x-3x-18=136(323)1.7x=10.2(324)10x+9x-5=33(325)1.6x+0.4×25=27.6(326)2x÷4=4.2(327)5x÷15=4(328)2(0.7x+7.3)=21.6(329)x-36=51(330)19x-16x+44=59(331)76x-8x+1.6=69.6(332)9.8x+2.8x-4.2=21(333)2(4x-31)=122(334)66÷x=11(335)x+3=6.4(336)2.1+x=7.5(337)8x-3×6=118(338)5.3x+2.9x+1.8=116.6(339)28x÷14=6(340)x-0.2=2.8(341)x-3=4.1(342)3(3x+3)=153(343)(2.6x+1.6)÷4=12.1(344)8x-17=175(345)54x÷27=0.4(346)3.1x+4.1x=14.4(347)(17x-45)÷3=36(348)5x+3.2x-4.4=135(349)198-68x=62(350)5(3x-30)=165(351)3.6x+2×9=28.8(352)5x=14(353)3x÷21=2(354)72+x=141(355)13x+33x-2=48.6(356)19x+5x+2=218(357)(3x+27)÷6=14(358)11+x=59(359)0.2x=4.2(360)91x-62x-3.3=2.5(361)8x-4x+17=69(362)(16x-30)÷22=3(363)x-1=7.6(364)13x-9x-3.3=5.9(365)1.9x-0.4x=73.5(366)0.3x=6.6(367)(9x-27)÷6=33(368)x+63=134(369)88÷x=11(370)4.7x-0.7x=60(371)0.9x+2×10=31.7(372)x-2.3=5.2(373)6.6x-5.4x+0.8=11.6(374)144÷x=18(375)2x+5.5x-4.4=108.1(376)13x-3x=40(377)x÷13=0.6(378)(18x-38)÷7=28(379)x-15=10(380)26x-8×1.4=4.4(381)16x-17×0.8=4(382)96+x=177(383)8.1x-0.5x=30.4(384)12x+8×13=224(385)(9x+23)÷5=37(386)4x+7x=231(387)2(2.5x+6.2)=42.4(388)3.1x-3.1=6.2(389)7.8÷x=0.2(390)5x+1.1=4.6(391)97-x=73(392)4x+15x-48=142(393)2x+6×17=236(394)6x÷4=21(395)33x+9x+1.3=55.9(396)2(0.2x+9.4)=24.4(397)x-6.2=2.9(398)3.6x-3.2x=9.6(399)26x+20=176(400)4.5x-0.9x=18(401)5.9+x=10.6(402)121+29x=208(403)2.4x=4.8(404)18x÷6=0.6(405)0.3x-1.3=16.4(406)40x+41x-2.1=22.2(407)10(7x-43)=200(408)90x+97x+3.9=134.8(409)4(0.2x+5.5)=42.8(410)8.2x+0.2x=33.6(411)5x+12x+31=82(412)12(1.6x-9.9)=15.6(413)15.7+6x=27.7(414)9x-4x=95(415)7.9x+3.6=19.4(416)2x-3.9=12.3(417)8.3x+4.2x-2.5=47.5(418)6.6-x=4.8(419)10.2+46x=19.4(420)8x+18x-28=128(421)x÷85=0.2(422)28x=14(423)6.2x+1x-3=83.4(424)40x÷50=0.4(425)4x=144(426)6.5+20x=12.5(427)1.9x+0.4x+3.3=17.1(428)8x-4x=100(429)x-8=45(430)0.9x+4.4=15.2(431)41x-25x+1=23.4(432)(5.2x-6.2)÷9=2.2(433)9(x+2)=198(434)9.8+1.3x=21.5(435)x+5=10.4(436)2x÷10=17(437)2x+5x+2=226(438)33x-54=111(439)2x-49=99(440)154÷x=7(441)x÷60=2(442)8.7x+3.1x-2.2=104(443)x+65=90(444)160+2x=316(445)10.7-4x=2.7(446)56x-2.6=14.2(447)3x+3×52=261(448)1.7x÷3=3.4(449)1.5x÷5=0.9(450)8.6x-2.8x=29(451)x-0.7=3.3(452)4x÷7=16(453)x÷2=4.1(454)(2.3x-6.6)÷4=8.7(455)(6x+32)÷5=10(456)0.9x+2.3=5(457)17.2+0.9x=32.5(458)47x-30×0.2=8.1(459)40x+7x+1.9=20.7(460)7x+12x+13=184(461)6x-1.4=4(462)15x+4x=209(463)85x÷5=3.4(464)8x+9x-47=293(465)4.7+x=7.9(466)x÷46=2(467)1.1x-2.6=1.8(468)6x-4x-21=41(469)30x+4.3=10.3(470)x+96=155(471)24x÷18=0.8(472)49x-3x+3.5=54.1(473)30x-6x+1.2=30(474)6x÷3=46(475)4(4.9x+0.6)=41.6(476)85-x=23(477)x-7=1.8(478)5x-20=145(479)8x-4x+2=66(480)6.2x+2.8x=18(481)11x-8x+4.2=26.4(482)4x+9×1.4=15.4(483)16.8-0.3x=5.4(484)x+36=58(485)0.7x-3.8×3=1.2(486)0.3x+0.2x-1=42.5(487)2.8x÷8=1.4(488)6x+60x-4.2=81.6(489)42x-37x+4.1=10.1(490)0.6x÷10=1.2(491)13x+18x=279(492)28x=19.6(493)16.7-2.4x=11.9(494)2.9+0.2x=21.9(495)19x+3x=176(496)2(3x+36)=84(497)4.1-x=1.2(498)12x-5x=112(499)9.8+0.2x=15(500)187+8x=219(501)x÷7=2.3(502)19x=11.4(503)9.4-x=2.2(504)7x+2x-45=63(505)10.3-2x=4.9(506)69x-20=118(507)74-5x=59(508)15.6-2.9x=6.9(509)19.2-0.3x=12(510)2.1+x=9.6(511)x÷40=2(512)3.9x-1.3x=15.6(513)4x+9.6x=40.8(514)18(x-2)=198(515)(10x-20)÷14=5(516)87-x=64(517)3x+10x-18=151(518)13x-2.5=15.7(519)35x-18x-1.4=41.1(520)2(12x+11)=94(521)(10x+18)÷6=8(522)0.6x-2.5×2=9.4(523)8.1x-5.1x+3.2=12.2(524)8x-5.7=10.3(525)(2x+21)÷3=9(526)19.2+66x=39(527)3(0.6x-7.4)=49.8(528)7(0.4x+6.3)=49.7(529)17.8-2x=6.2(530)x-12=42(531)69x+52x+2.4=147.6(532)4(2x-6)=160(533)9(0.2x-2.8)=48.6(534)(x+19)÷32=1(535)10x=2(536)8x-5.6=1.6(537)78-4x=66(538)(8x-3.6)÷4=5.1(539)2(6x+5)=70(540)6(10x-46)=144參考答案(1)x=39(2)x=6.4(3)x=70(4)x=40(5)x=3(6)x=62(7)x=5(8)x=40(9)x=19(10)x=1.1(11)x=100(12)x=7(13)x=2(14)x=21(15)x=3.9(16)x=2(17)x=0.6(18)x=27(19)x=23(20)x=1.1(21)x=11(22)x=65(23)x=33(24)x=9(25)x=5(26)x=3(27)x=5(28)x=5(29)x=4(30)x=14(31)x=10(32)x=5(33)x=19(34)x=2(35)x=0.9(36)x=43(37)x=1.4(38)x=5(39)x=18(40)x=159(41)x=2(42)x=0.4(43)x=0.2(44)x=11(45)x=18(46)x=16(47)x=25(48)x=56(49)x=0.7(50)x=15(51)x=1(52)x=7(53)x=3(54)x=1(55)x=18(56)x=1.5(57)x=0.5(58)x=10(59)x=2.1(60)x=6(61)x=7(62)x=2.7(63)x=4(64)x=0.4(65)x=38(66)x=4(67)x=8(68)x=3(69)x=0.8(70)x=13(71)x=5(72)x=19(73)x=2(74)x=10(75)x=6.3(76)x=3(77)x=25(78)x=3.9(79)x=3(80)x=81(81)x=24(82)x=12(83)x=3.2(84)x=25(85)x=19(86)x=1(87)x=6(88)x=2(89)x=12(90)x=6(91)x=63(92)x=8(93)x=14(94)x=12(95)x=2(96)x=6(97)x=9(98)x=19(99)x=12(100)x=7(101)x=5.8(102)x=5(103)x=37(104)x=0.9(105)x=18(106)x=53(107)x=24(108)x=17(109)x=27(110)x=67(111)x=11(112)x=10(113)x=6(114)x=0.7(115)x=49(116)x=14(117)x=2(118)x=3(119)x=5(120)x=5(121)x=86(122)x=9.1(123)x=1.4(124)x=11(125)x=2(126)x=7.7(127)x=0.3(128)x=20(129)x=2.8(130)x=9(131)x=0.5(132)x=39(133)x=4(134)x=6(135)x=3.2(136)x=25(137)x=1.2(138)x=7(139)x=18(140)x=7(141)x=8(142)x=5(143)x=3(144)x=6(145)x=12(146)x=3.4(147)x=30(148)x=18.6(149)x=3.6(150)x=6.7(151)x=21(152)x=8(153)x=5(154)x=45(155)x=8(156)x=43(157)x=11(158)x=1.3(159)x=77(160)x=20(161)x=0.2(162)x=2(163)x=17(164)x=16(165)x=25(166)x=32(167)x=5(168)x=14(169)x=4(170)x=1.9(171)x=5(172)x=2.2(173)x=15(174)x=17(175)x=20(176)x=10(177)x=25(178)x=1.6(179)x=0.4(180)x=2(181)x=1.1(182)x=8(183)x=2(184)x=4.3(185)x=99(186)x=20(187)x=2(188)x=4(189)x=96(190)x=47(191)x=8(192)x=4(193)x=6(194)x=5.7(195)x=9(196)x=5(197)x=5(198)x=9(199)x=17(200)x=0.2(201)x=6(202)x=10(203)x=2.9(204)x=44(205)x=15(206)x=50(207)x=84(208)x=32(209)x=3(210)x=7(211)x=6(212)x=0.2(213)x=0.4(214)x=11(215)x=8(216)x=0.3(217)x=2.8(218)x=8(219)x=13(220)x=4(221)x=6(222)x=4.8(223)x=49(224)x=0.7(225)x=4(226)x=1.1(227)x=3.1(228)x=11(229)x=0.2(230)x=5(231)x=7(232)x=10(233)x=0.4(234)x=7(235)x=15(236)x=35(237)x=128(238)x=3(239)x=3(240)x=8.4(241)x=3(242)x=80(243)x=5(244)x=7(245)x=6(246)x=0.7(247)x=21(248)x=1.4(249)x=18(250)x=16(251)x=4(252)x=9(253)x=4(254)x=50(255)x=45(256)x=0.3(257)x=14(258)x=3(259)x=13(260)x=0.2(261)x=8(262)x=80(263)x=47(264)x=6(265)x=0.2(266)x=22(267)x=3(268)x=0.5(269)x=7.8(270)x=12(271)x=64(272)x=1.8(273)x=22(274)x=3(275)x=4.8(276)x=6.7(277)x=4(278)x=9(279)x=6(280)x=2(281)x=0.7(282)x=1.2(283)x=175(284)x=18(285)x=38(286)x=32(287)x=21(288)x=9(289)x=0.2(290)x=13(291)x=5.5(292)x=5(293)x=10(294)x=0.6(295)x=7(296)x=2(297)x=12(298)x=9(299)x=15(300)x=6.8(301)x=105(302)x=5(303)x=0.5(304)x=13(305)x=28(306)x=92(307)x=5(308)x=24(309)x=10(310)x=40(311)x=99(312)x=0.5(313)x=0.4(314)x=0.5(315)x=4(316)x=3(317)x=100(318)x=18(319)x=11(320)x=1.1(321)x=0.4(322)x=11(323)x=6(324)x=2(325)x=11(326)x=8.4(327)x=12(328)x=5(329)x=87(330)x=5(331)x=1(332)x=2(333)x=23(334)x=6(335)x=3.4(336)x=5.4(337)x=17(338)x=14(339)x=3(340)x=3(341)x=7.1(342)x=16(343)x=18(344)x=24(345)x=0.2(346)x=2(347)x=9(348)x=17(349)x=2(350)x=21(351)x=3(352)x=2.8(353)x=14(354)x=69(355)x=1.1(356)x=9(357)x=19(358)x=48(359)x=21(360)x=0.2(361)x=13(362)x=6(363)x=8.6(364)x=2.3(365)x=49(366)x=22(367)x=25(368)x=71(369)x=8(370)x=15(371)x=13(372)x=7.5(373)x=9(374)x=8(375)x=15(376)x=4(377)x=7.8(378)x=13(379)x=25(380)x=0.6(381)x=1.1(382)x=81(383)x=4(384)x=10(385)x=18(386)x=21(387)x=6(388)x=3(389)x=39(390)x=0.7(391)x=24(392)x=10(393)x=67(394)x=14