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+32=97(2)x+3=94(3)x+33=68(4)x+98=173(5)x+45=100(6)x+17=84(7)x+66=154(8)x+20=72(9)x+34=103(10)x-9=16(11)x-26=55(12)x-27=34(13)x-14=63(14)x-15=63(15)x-68=31(16)x-17=53(17)x-11=68(18)x-6=45(19)x+1.2=3(20)x+7.7=11.1(21)x+6.9=8.2(22)x+6.4=8.1(23)x+6.9=9.6(24)x+7=16.6(25)x+2.4=7.7(26)x+6.1=6.5(27)x+6.6=7.1(28)x-0.4=9.4(29)x-5.3=1.9(30)x-0.4=3.6(31)x-0.7=4.2(32)x-0.8=6.5(33)x-4.2=4.6(34)x-3=6.5(35)x-2.4=2.9(36)x-1.5=7.6(37)25+x=28(38)16+x=100(39)2+x=14(40)99+x=116(41)76+x=113(42)66+x=75(43)38+x=44(44)5+x=44(45)90+x=147(46)63-x=38(47)71-x=51(48)65-x=42(49)80-x=23(50)95-x=24(51)97-x=62(52)68-x=38(53)69-x=24(54)87-x=38(55)4.2+x=10.6(56)1.1+x=2.4(57)7.5+x=8.6(58)9.8+x=12.3(59)0.8+x=8.2(60)7.9+x=10(61)7.9+x=10.6(62)3.4+x=8.4(63)2.1+x=11.3(64)9.6-x=2.1(65)9.3-x=1.1(66)8.6-x=2(67)9.2-x=8.8(68)6.6-x=1.9(69)5.5-x=1.1(70)8.7-x=2.7(71)5-x=2.8(72)6.9-x=2.6(73)4x=144(74)8x=160(75)65x=195(76)6x=96(77)2x=36(78)3x=144(79)5x=75(80)3x=198(81)34x=170(82)1.4x=18.2(83)9.4x=18.8(84)1x=13(85)3.9x=11.7(86)0.3x=14.4(87)4.7x=14.1(88)1.6x=4.8(89)0.9x=14.4(90)4.5x=9(91)11x=13.2(92)43x=8.6(93)24x=19.2(94)3x=3.6(95)57x=17.1(96)23x=13.8(97)2x=4.4(98)2x=6.6(99)5x=15.5(100)152÷x=8(101)160÷x=10(102)20÷x=5(103)21÷x=7(104)90÷x=18(105)42÷x=14(106)114÷x=19(107)48÷x=6(108)140÷x=4(109)18÷x=3.6(110)3.2÷x=0.2(111)2.8÷x=0.7(112)14.4÷x=4.8(113)15÷x=0.2(114)13.6÷x=3.4(115)11.4÷x=0.6(116)17÷x=0.2(117)13÷x=1.3(118)x÷33=3(119)x÷6=11(120)x÷6=21(121)x÷4=25(122)x÷16=9(123)x÷4=42(124)x÷28=2(125)x÷43=3(126)x÷9=5(127)x÷5=3.4(128)x÷2=3.5(129)x÷13=0.2(130)x÷2=3.3(131)x÷4=3.5(132)x÷77=0.2(133)x÷90=0.2(134)x÷29=0.5(135)x÷4=2.6(136)3x+37=202(137)5x+56=136(138)7x+33=180(139)11x+38=93(140)28x+29=141(141)6x+45=147(142)5x+51=61(143)29x+40=98(144)58x+36=210(145)3x-22=26(146)19x-24=109(147)5x-22=18(148)3x-22=50(149)9x-29=52(150)29x-32=84(151)5x-48=62(152)88x-13=163(153)33x-48=51(154)13x+1.5=5.4(155)24x+2.5=21.7(156)4x+1.5=12.7(157)3x+1.1=18.8(158)29x+5.5=11.3(159)11x+5.9=16.9(160)9x+1.9=21.7(161)2x+2=6.6(162)33x+3.5=13.4(163)4.8x+5.1=24.3(164)1.7x+2=17.3(165)0.2x+4.6=24.6(166)4.6x+5.7=24.1(167)0.5x+3.3=12.8(168)0.6x+2.4=20.4(169)0.8x+3.4=21(170)0.5x+3.2=8.2(171)7.1x+2.8=17(172)5x-4.4=11.1(173)28x-5.8=2.6(174)37x-5.5=9.3(175)24x-3.5=8.5(176)2x-1.2=11.4(177)2x-5.8=2(178)38x-1.5=17.5(179)2x-5.6=7.8(180)16x-1.1=8.5(181)0.3x-1.9=17.9(182)0.7x-5.4=3(183)1.9x-4.4=14.6(184)9.6x-3=16.2(185)0.2x-2.1=5.1(186)0.2x-4.9=2.7(187)0.9x-4.4=2.8(188)1.6x-2.9=11.5(189)1.1x-3=2.5(190)145+11x=255(191)92+19x=225(192)65+9x=155(193)151+34x=253(194)76+2x=218(195)194+8x=298(196)154+2x=184(197)69+42x=195(198)94+9x=121(199)121-10x=61(200)190-13x=86(201)178-5x=63(202)74-6x=62(203)132-4x=76(204)104-36x=32(205)182-32x=54(206)191-86x=19(207)181-37x=33(208)14.3+3.7x=21.7(209)4.5+0.7x=20.6(210)17.6+2.9x=23.4(211)9.5+0.6x=16.1(212)2.3+1.7x=15.9(213)12.4+2x=20.4(214)17.5+0.2x=22.7(215)11.9+1.9x=19.5(216)14.1+0.9x=23.1(217)3.7+2x=11.7(218)17.5+20x=21.5(219)9.4+11x=27(220)12.8+16x=16(221)6.1+3x=23.5(222)1.5+15x=4.5(223)11.1+3x=30.6(224)8.8+2x=23.8(225)14.5+14x=34.1(226)17.7-4.9x=3(227)5.2-0.3x=3.1(228)18.6-0.2x=6(229)12.7-0.7x=5(230)18.2-0.3x=7.1(231)12.5-0.3x=8(232)13.9-0.7x=4.1(233)18.9-0.5x=17.4(234)6-0.7x=1.1(235)15-4x=2.2(236)16.3-31x=3.9(237)19.9-5x=9.9(238)4.9-5x=2.4(239)17.2-4x=5.6(240)6.2-9x=1.7(241)18.1-12x=1.3(242)19.3-3x=18.1(243)18.8-2x=1.8(244)64x÷96=2(245)24x÷32=6(246)30x÷6=15(247)18x÷45=4(248)18x÷9=14(249)3x÷5=36(250)2x÷9=4(251)34x÷17=4(252)4x÷16=6(253)0.6x÷8=2.4(254)0.2x÷13=1.2(255)0.9x÷99=0.2(256)4.4x÷4=3.3(257)0.2x÷4=2.5(258)0.3x÷20=0.6(259)0.2x÷16=0.7(260)3.4x÷17=0.8(261)0.2x÷28=0.3(262)19x÷95=0.2(263)3x÷24=0.7(264)6x÷56=0.3(265)4x÷15=1.2(266)6x÷2=2.7(267)10x÷65=0.2(268)63x÷14=0.9(269)2x÷13=1(270)98x÷49=0.4(271)19x+17x=252(272)2x+3x=155(273)8x+9x=374(274)14x+17x=279(275)3x+12x=105(276)14x+12x=260(277)18x+19x=74(278)17x+8x=75(279)3x+7x=50(280)10x-7x=12(281)15x-2x=169(282)11x-4x=21(283)11x-5x=54(284)18x-4x=126(285)5x-3x=32(286)13x-9x=20(287)19x-9x=50(288)18x-3x=75(289)1.5x+8.8x=92.7(290)9x+8.8x=71.2(291)3.8x+3.2x=98(292)1.7x+3.2x=137.2(293)2.1x+8.7x=108(294)7.1x+7.3x=57.6(295)6.2x+7.9x=112.8(296)2.5x+3.1x=56(297)1.2x+1.8x=6(298)7.7x-5.7x=24(299)2.5x-0.3x=59.4(300)7.4x-5.5x=15.2(301)6.8x-6.2x=3.6(302)8.3x-5.2x=18.6(303)9.8x-2.2x=45.6(304)7.2x-1.7x=38.5(305)2.1x-1.8x=7.2(306)8.5x-3.9x=9.2(307)5x+8x+30=56(308)2x+5x+31=52(309)5x+12x+8=195(310)12x+11x+6=75(311)4x+5x+3=201(312)17x+15x+14=302(313)14x+4x+30=156(314)4x+14x+22=130(315)3x+9x+10=262(316)5x+7x-25=299(317)6x+14x-3=237(318)15x+5x-34=186(319)18x+6x-22=26(320)2x+3x-25=155(321)6x+3x-33=219(322)14x+4x-5=193(323)5x+8x-18=125(324)15x+11x-36=42(325)13x-3x+32=152(326)5x-2x+33=84(327)14x-10x+37=65(328)15x-3x+42=198(329)17x-15x+44=64(330)17x-5x+5=89(331)10x-7x+38=74(332)19x-2x+26=196(333)18x-3x+8=158(334)9x-2x-29=48(335)18x-8x-47=13(336)7x-2x-48=12(337)18x-9x-7=83(338)19x-12x-43=20(339)14x-2x-41=79(340)15x-3x-14=118(341)9x-4x-26=29(342)17x-9x-16=48(343)0.5x+2.6x+3.5=50(344)2.1x+5.6x+4.4=89.1(345)1.7x+1.4x+4.8=94.7(346)9.1x+9.6x+2.8=40.2(347)4.2x+4.3x+0.7=179.2(348)0.7x+0.3x+0.2=74.2(349)7.1x+6.1x+4.5=83.7(350)6.2x+5x+2.8=148.4(351)4x+1.8x+2.2=31.2(352)68x+43x+0.5=89.3(353)37x+11x+4.7=86.3(354)40x+29x+3.9=79.8(355)30x+78x+4.8=80.4(356)33x+76x+0.2=131(357)87x+88x+0.6=140.6(358)47x+90x+0.5=151.2(359)14x+22x+4.1=144.5(360)37x+14x+2.6=84.2(361)5.1x+7.3x-4.2=20.6(362)4.2x+2.8x-0.4=146.6(363)3.6x+3.9x-1.1=88.9(364)7x+7.6x-1.9=41.9(365)6.1x+7.7x-1.9=108.5(366)3.4x+0.6x-1.7=62.3(367)4.3x+8.2x-3.5=21.5(368)0.8x+3.7x-4.6=8.9(369)3.4x+5x-1.2=158.4(370)35x+4x-3.9=54.6(371)68x+66x-4.5=116.1(372)67x+69x-2.4=65.6(373)57x+78x-3.2=131.8(374)25x+9x-4.9=100.5(375)30x+91x-2.2=70.4(376)67x+24x-2.4=34(377)19x+44x-1=131.3(378)91x+75x-2.8=146.6(379)5.4x-1.7x+1.1=12.2(380)3.4x-2.2x+4.7=39.5(381)6.3x-4.6x+2.3=22.7(382)2.2x-1.7x+4.7=22.7(383)1.4x-0.5x+3.5=42.2(384)7x-3.2x+2=17.2(385)2.6x-1.1x+3.8=33.8(386)3.3x-1.9x+4.6=18.6(387)1.8x-1x+4.6=44.6(388)10x-5x+2.8=34.3(389)81x-76x+1.7=2.7(390)56x-37x+0.4=8(391)73x-38x+4.3=11.3(392)15x-12x+3.8=20(393)22x-11x+2.7=40.1(394)49x-8x+3.4=60.8(395)39x-34x+4.9=9.9(396)44x-23x+2.9=36.5(397)4x-3.2x-1.6=4(398)7.9x-6x-1.4=8.1(399)8.6x-0.4x-4.2=77.8(400)2.6x-2x-3.3=8.1(401)1.9x-0.8x-2.9=52.1(402)3.9x-2.5x-2.7=16.9(403)3.7x-0.3x-0.5=50.5(404)8x-1.9x-0.4=17.9(405)2.7x-0.7x-1.4=6.6(406)47x-34x-3.1=22.9(407)69x-21x-2.3=26.5(408)21x-4x-2=11.6(409)34x-15x-3.8=5.7(410)87x-30x-0.6=39.3(411)60x-15x-0.5=40(412)59x-10x-2.1=71.4(413)58x-2x-3.9=80.1(414)72x-6x-2.5=30.5(415)5x+46×4=339(416)2x+5×27=309(417)12x+36×5=348(418)15x+2×43=191(419)6x+49×2=146(420)4x+17×8=164(421)3x+4×20=116(422)27x+26×7=290(423)2x+3×42=192(424)24x-4×32=64(425)2x-3×10=70(426)11x-2×4=36(427)12x-2×27=30(428)18x-2×32=62(429)4x-26×2=60(430)2x-2×32=132(431)4x-2×10=172(432)25x-5×11=45(433)0.4x+0.5×24=14.8(434)0.5x+1.5×3=12(435)0.9x+0.8×13=14.9(436)2.8x+0.3×34=24.2(437)0.4x+0.5×39=31.9(438)0.9x+1.2×9=24.3(439)0.8x+1.5×5=24.3(440)2.8x+0.8×6=16(441)2x+1.8×9=34.2(442)20x+6×3=30(443)2x+11×1.8=25.6(444)27x+3×3.2=23.1(445)9x+36×0.3=20.7(446)15x+4×1.3=18.7(447)17x+3×1.2=8.7(448)4x+5×1.6=10(449)5x+4×0.6=15.4(450)5x+38×0.4=29.7(451)0.7x-0.8×16=1.2(452)0.2x-1×2=1.4(453)1.1x-1.2×2=8.6(454)1.6x-0.2×19=5.8(455)3.2x-0.8×7=7.2(456)0.4x-0.2×29=9.8(457)1.1x-0.4×6=6.4(458)0.6x-4×2=2.8(459)2.8x-2×2=10(460)17x-3×1.7=10.2(461)15x-29×0.6=2.1(462)6x-11×1.6=1(463)48x-5×0.4=12.4(464)15x-38×0.3=2.1(465)34x-21×0.3=10.7(466)28x-14×0.5=4.2(467)7x-6×2.2=2.2(468)4x-2×0.4=16(469)15(2x+6)=150(470)3(14x+2)=90(471)2(10x+37)=154(472)9(2x+6)=144(473)3(x+21)=75(474)11(x+5)=132(475)2(9x+44)=124(476)2(7x+8)=58(477)8(10x+2)=176(478)12(x-13)=192(479)12(4x-41)=132(480)4(6x-49)=188(481)8(19x-38)=152(482)8(11x-10)=96(483)3(2x-2)=108(484)6(x-10)=168(485)6(3x-39)=162(486)14(7x-22)=182(487)3(0.2x+3.7)=29.7(488)3(0.9x+1.9)=21.9(489)2(0.6x+9.5)=32.2(490)4(3.2x+4.4)=43.2(491)2(0.9x+5.8)=31.4(492)2(0.6x+4.7)=38.2(493)3(2x+0.2)=18.6(494)4(1.3x+7.2)=49.6(495)2(0.2x+4.5)=19.8(496)20(1.5x-0.7)=46(497)4(x-2)=28(498)2(3.4x-9.5)=42.2(499)2(2.5x-5.2)=44.6(500)3(2.5x-3.2)=42.9(501)2(1.2x-9.4)=41.2(502)3(8.4x-8.9)=23.7(503)2(1.1x-8.8)=17.6(504)2(0.8x-6.2)=3.6(505)(16x+12)÷4=75(506)(18x+48)÷30=7(507)(11x+40)÷2=64(508)(18x+48)÷2=69(509)(12x+8)÷32=7(510)(x+25)÷10=4(511)(6x+26)÷2=28(512)(5x+8)÷16=8(513)(4x+44)÷2=54(514)(18x-28)÷7=32(515)(14x-14)÷2=119(516)(19x-14)÷2=69(517)(9x-15)÷46=3(518)(6x-30)÷3=22(519)(12x-12)÷6=14(520)(11x-13)÷16=4(521)(7x-16)÷11=17(522)(10x-32)÷4=37(523)(7.7x+9.7)÷2=31.8(524)(0.8x+4.7)÷5=3.5(525)(1.9x+4.9)÷25=0.5(526)(3.2x+7.6)÷4=12.3(527)(2.7x+7.8)÷23=2.1(528)(6.4x+5.8)÷7=5.4(529)(3.1x+7.7)÷9=4.3(530)(1.8x+8.1)÷3=13.5(531)(8.5x+9)÷12=5(532)(5.7x-6.3)÷2=22.5(533)(5.9x-6.1)÷4=20.6(534)(x-3.1)÷33=0.3(535)(5.2x-2)÷6=14.4(536)(2.2x-7.6)÷17=0.2(537)(8.1x-8.4)÷6=1.3(538)(5.7x-7.8)÷3=25.9(539)(3.1x-4.1)÷34=0.7(540)(8.3x-5.5)÷5=7.2參考答案(1)x=65(2)x=91(3)x=35(4)x=75(5)x=55(6)x=67(7)x=88(8)x=52(9)x=69(10)x=25(11)x=81(12)x=61(13)x=77(14)x=78(15)x=99(16)x=70(17)x=79(18)x=51(19)x=1.8(20)x=3.4(21)x=1.3(22)x=1.7(23)x=2.7(24)x=9.6(25)x=5.3(26)x=0.4(27)x=0.5(28)x=9.8(29)x=7.2(30)x=4(31)x=4.9(32)x=7.3(33)x=8.8(34)x=9.5(35)x=5.3(36)x=9.1(37)x=3(38)x=84(39)x=12(40)x=17(41)x=37(42)x=9(43)x=6(44)x=39(45)x=57(46)x=25(47)x=20(48)x=23(49)x=57(50)x=71(51)x=35(52)x=30(53)x=45(54)x=49(55)x=6.4(56)x=1.3(57)x=1.1(58)x=2.5(59)x=7.4(60)x=2.1(61)x=2.7(62)x=5(63)x=9.2(64)x=7.5(65)x=8.2(66)x=6.6(67)x=0.4(68)x=4.7(69)x=4.4(70)x=6(71)x=2.2(72)x=4.3(73)x=36(74)x=20(75)x=3(76)x=16(77)x=18(78)x=48(79)x=15(80)x=66(81)x=5(82)x=13(83)x=2(84)x=13(85)x=3(86)x=48(87)x=3(88)x=3(89)x=16(90)x=2(91)x=1.2(92)x=0.2(93)x=0.8(94)x=1.2(95)x=0.3(96)x=0.6(97)x=2.2(98)x=3.3(99)x=3.1(100)x=19(101)x=16(102)x=4(103)x=3(104)x=5(105)x=3(106)x=6(107)x=8(108)x=35(109)x=5(110)x=16(111)x=4(112)x=3(113)x=75(114)x=4(115)x=19(116)x=85(117)x=10(118)x=99(119)x=66(120)x=126(121)x=100(122)x=144(123)x=168(124)x=56(125)x=129(126)x=45(127)x=17(128)x=7(129)x=2.6(130)x=6.6(131)x=14(132)x=15.4(133)x=18(134)x=14.5(135)x=10.4(136)x=55(137)x=16(138)x=21(139)x=5(140)x=4(141)x=17(142)x=2(143)x=2(144)x=3(145)x=16(146)x=7(147)x=8(148)x=24(149)x=9(150)x=4(151)x=22(152)x=2(153)x=3(154)x=0.3(155)x=0.8(156)x=2.8(157)x=5.9(158)x=0.2(159)x=1(160)x=2.2(161)x=2.3(162)x=0.3(163)x=4(164)x=9(165)x=100(166)x=4(167)x=19(168)x=30(169)x=22(170)x=10(171)x=2(172)x=3.1(173)x=0.3(174)x=0.4(175)x=0.5(176)x=6.3(177)x=3.9(178)x=0.5(179)x=6.7(180)x=0.6(181)x=66(182)x=12(183)x=10(184)x=2(185)x=36(186)x=38(187)x=8(188)x=9(189)x=5(190)x=10(191)x=7(192)x=10(193)x=3(194)x=71(195)x=13(196)x=15(197)x=3(198)x=3(199)x=6(200)x=8(201)x=23(202)x=2(203)x=14(204)x=2(205)x=4(206)x=2(207)x=4(208)x=2(209)x=23(210)x=2(211)x=11(212)x=8(213)x=4(214)x=26(215)x=4(216)x=10(217)x=4(218)x=0.2(219)x=1.6(220)x=0.2(221)x=5.8(222)x=0.2(223)x=6.5(224)x=7.5(225)x=1.4(226)x=3(227)x=7(228)x=63(229)x=11(230)x=37(231)x=15(232)x=14(233)x=3(234)x=7(235)x=3.2(236)x=0.4(237)x=2(238)x=0.5(239)x=2.9(240)x=0.5(241)x=1.4(242)x=0.4(243)x=8.5(244)x=3(245)x=8(246)x=3(247)x=10(248)x=7(249)x=60(250)x=18(251)x=2(252)x=24(253)x=32(254)x=78(255)x=22(256)x=3(257)x=50(258)x=40(259)x=56(260)x=4(261)x=42(262)x=1(263)x=5.6(264)x=2.8(265)x=4.5(266)x=0.9(267)x=1.3(268)x=0.2(269)x=6.5(270)x=0.2(271)x=7(272)x=31(273)x=22(274)x=9(275)x=7(276)x=10(277)x=2(278)x=3(279)x=5(280)x=4(281)x=13(282)x=3(283)x=9(284)x=9(285)x=16(286)x=5(287)x=5(288)x=5(289)x=9(290)x=4(291)x=14(292)x=28(293)x=10(294)x=4(295)x=8(296)x=10(297)x=2(298)x=12(299)x=27(300)x=8(301)x=6(302)x=6(303)x=6(304)x=7(305)x=24(306)x=2(307)x=2(308)x=3(309)x=11(310)x=3(311)x=22(312)x=9(313)x=7(314)x=6(315)x=21(316)x=27(317)x=12(318)x=11(319)x=2(320)x=36(321)x=28(322)x=11(323)x=11(324)x=3(325)x=12(326)x=17(327)x=7(328)x=13(329)x=10(330)x=7(331)x=12(332)x=10(333)x=10(334)x=11(335)x=6(336)x=12(337)x=10(338)x=9(339)x=10(340)x=11(341)x=11(342)x=8(343)x=15(344)x=11(345)x=29(346)x=2(347)x=21(348)x=74(349)x=6(350)x=13(351)x=5(352)x=0.8(353)x=1.7(354)x=1.1(355)x=0.7(356)x=1.2(357)x=0.8(358)x=1.1(359)x=3.9(360)x=1.6(361)x=2(362)x=21(363)x=12(364)x=3(365)x=8(366)x=16(367)x=2(368)x=3(369)x=19(370)x=1.5(371)x=0.9(372)x=0.5(373)x=1(374)x=3.1(375)x=0.6(376)x=0.4(377)x=2.1(378)x=0.9(379)x=3(380)x=29(381)x=12(382)x=36(383)x=43(384)x=4(385)x=20(386)x=10(387)x=50(388)x=6.3(389)x=0.2(390)x=0.4(391)x=0.2(3