五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案

五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案(1)x+48=69(2)x+5=34(3)x+25=35(4)x+45=138(5)x+41=47(6)x+90=167(7)x+3=97(8)x+35=53(9)x+20=76(10)x-53=17(11)x-11=22(12)x-2=15(13)x-55=34(14)x-10=22(15)x-3=23(16)x-46=53(17)x-12=10(18)x-12=20(19)x+7.8=16.1(20)x+1.9=8.5(21)x+4.9=14.2(22)x+7.3=13(23)x+3.7=12.7(24)x+4.9=13.9(25)x+8=9.2(26)x+9.8=19.7(27)x+8.9=18.2(28)x-5.8=4.1(29)x-1=3.5(30)x-3.5=1.5(31)x-4.5=2.2(32)x-4.1=3.1(33)x-7.7=2(34)x-2.4=3.6(35)x-1.9=4.7(36)x-1=6.2(37)46+x=99(38)59+x=88(39)45+x=138(40)47+x=59(41)17+x=87(42)33+x=50(43)73+x=134(44)67+x=95(45)95+x=179(46)75-x=41(47)92-x=70(48)65-x=40(49)90-x=36(50)90-x=37(51)80-x=72(52)79-x=52(53)96-x=48(54)94-x=21(55)5.4+x=5.7(56)0.8+x=2.7(57)8.3+x=13.7(58)2.9+x=7.6(59)0.5+x=8.2(60)8.3+x=18.2(61)8.3+x=16.8(62)6.9+x=15.7(63)6.4+x=7(64)8.6-x=1(65)3.9-x=1.3(66)8.8-x=4.5(67)7.9-x=2.7(68)7-x=2.4(69)9.2-x=7.8(70)7.7-x=4.5(71)9.3-x=6.2(72)8.4-x=5(73)59x=118(74)2x=116(75)62x=124(76)3x=72(77)25x=175(78)66x=198(79)8x=168(80)20x=200(81)12x=180(82)1x=6(83)0.2x=7.4(84)0.4x=13.2(85)1x=15(86)3.6x=18(87)0.3x=10.8(88)2.9x=17.4(89)0.3x=11.7(90)4.6x=13.8(91)3x=16.2(92)4x=15.6(93)11x=15.4(94)65x=13(95)5x=1(96)28x=5.6(97)4x=12.8(98)26x=5.2(99)21x=4.2(100)56÷x=2(101)190÷x=19(102)32÷x=4(103)78÷x=2(104)160÷x=4(105)63÷x=21(106)18÷x=6(107)150÷x=2(108)196÷x=4(109)7÷x=1.4(110)10÷x=0.4(111)18.8÷x=0.4(112)11.4÷x=0.3(113)8.4÷x=4.2(114)18.8÷x=4.7(115)16.8÷x=0.7(116)18÷x=0.3(117)11.9÷x=1.7(118)x÷3=13(119)x÷5=13(120)x÷13=9(121)x÷15=3(122)x÷44=2(123)x÷4=41(124)x÷2=23(125)x÷2=45(126)x÷97=2(127)x÷95=0.2(128)x÷5=2.9(129)x÷14=1(130)x÷2=4.2(131)x÷16=0.8(132)x÷5=1.1(133)x÷55=0.3(134)x÷51=0.2(135)x÷11=1.6(136)63x+27=216(137)3x+33=222(138)2x+46=104(139)11x+38=214(140)19x+33=90(141)2x+14=136(142)66x+35=167(143)4x+41=153(144)55x+24=134(145)96x-18=174(146)10x-56=124(147)5x-39=111(148)10x-55=25(149)92x-28=156(150)21x-10=32(151)31x-23=101(152)2x-37=11(153)28x-17=123(154)57x+5.3=16.7(155)54x+4.9=21.1(156)4x+4.6=24.6(157)43x+1.8=19(158)29x+3.8=18.3(159)13x+1.4=20.9(160)2x+2.4=18.2(161)6x+5.7=22.5(162)7x+3.8=12.9(163)3.1x+3.2=12.5(164)1.3x+1.3=10.4(165)0.2x+5.6=9.8(166)0.6x+1.4=2.6(167)4.3x+1.6=18.8(168)1.3x+2.4=8.9(169)2.2x+4.3=15.3(170)6.7x+1.6=15(171)0.4x+1.5=4.7(172)64x-2=10.8(173)7x-2.7=5.7(174)16x-3.2=9.6(175)29x-4=10.5(176)3x-2.1=2.4(177)24x-3.5=3.7(178)25x-1.7=8.3(179)17x-5.4=9.9(180)3x-5.1=9.3(181)0.4x-1=12.2(182)0.4x-5.2=1.6(183)1.8x-3.4=14.6(184)0.7x-1.5=9.7(185)1.7x-2.1=8.1(186)0.8x-2.7=16.5(187)1.2x-1.4=15.4(188)0.6x-1=17.6(189)0.8x-3.2=13.6(190)79+42x=205(191)188+2x=354(192)114+4x=222(193)86+53x=245(194)89+8x=161(195)134+17x=270(196)53+2x=143(197)175+11x=263(198)151+4x=291(199)120-3x=72(200)94-11x=50(201)28-2x=20(202)93-12x=69(203)94-41x=12(204)184-6x=172(205)152-2x=60(206)150-16x=102(207)185-3x=173(208)9.2+0.6x=15.2(209)18.6+1.6x=29.8(210)15.7+0.8x=22.1(211)15.3+5.3x=31.2(212)11.4+1.4x=21.2(213)14+0.2x=21.4(214)16.1+0.4x=32.9(215)7.1+0.2x=22.9(216)17.7+1x=37.7(217)12.6+3x=17.7(218)6.4+36x=13.6(219)9+2x=28.6(220)14.3+13x=26(221)15+6x=24(222)9.6+12x=25.2(223)17.4+14x=21.6(224)15.6+4x=16.8(225)9.4+3x=26.2(226)19.1-0.3x=9.2(227)17.3-0.3x=13.4(228)17.5-0.9x=3.1(229)15.8-4.9x=1.1(230)15.6-0.2x=4.4(231)11.5-0.6x=9.1(232)6.7-1.2x=3.1(233)18.6-0.5x=5.1(234)17.9-0.2x=8.9(235)18.7-2x=16.3(236)14.8-2x=4.4(237)14.9-10x=1.9(238)9-9x=1.8(239)19.2-13x=3.6(240)11.4-17x=2.9(241)7.3-13x=3.4(242)6.8-4x=4.8(243)14.8-17x=6.3(244)52x÷78=2(245)3x÷11=6(246)9x÷72=2(247)10x÷45=2(248)7x÷91=2(249)3x÷6=12(250)10x÷80=2(251)11x÷3=33(252)30x÷10=18(253)1.8x÷12=0.9(254)1.5x÷30=0.2(255)0.5x÷3=4.5(256)6.6x÷3=4.4(257)0.3x÷4=3.6(258)0.7x÷2=2.1(259)0.8x÷4=1.4(260)5.6x÷28=0.4(261)0.2x÷4=2.7(262)2x÷18=1.1(263)5x÷11=1(264)3x÷96=0.2(265)10x÷3=3(266)2x÷6=2.4(267)6x÷22=0.3(268)2x÷58=0.3(269)4x÷32=0.6(270)3x÷15=1.1(271)9x+3x=168(272)17x+4x=147(273)9x+10x=57(274)13x+9x=176(275)6x+12x=270(276)16x+15x=248(277)4x+7x=231(278)8x+9x=204(279)4x+5x=144(280)9x-6x=15(281)12x-8x=28(282)15x-6x=63(283)13x-2x=132(284)18x-14x=44(285)9x-2x=84(286)18x-9x=63(287)18x-10x=48(288)14x-5x=72(289)0.9x+3.3x=21(290)5.3x+9.2x=87(291)5.6x+2.4x=16(292)0.9x+5.2x=18.3(293)0.3x+7.9x=90.2(294)1.3x+1.1x=129.6(295)5.6x+9.1x=117.6(296)3.2x+0.4x=36(297)2.5x+3.9x=140.8(298)2.9x-2.7x=1.2(299)9.7x-2.8x=55.2(300)7.2x-5.9x=9.1(301)7.6x-3.9x=22.2(302)6.5x-2.5x=12(303)5.9x-4.1x=25.2(304)6.1x-3.7x=12(305)4.3x-0.9x=17(306)7.6x-5.4x=6.6(307)14x+8x+35=189(308)10x+2x+15=99(309)15x+10x+38=213(310)18x+7x+42=167(311)5x+8x+35=269(312)8x+5x+6=123(313)3x+9x+17=149(314)9x+6x+7=217(315)4x+6x+8=128(316)9x+3x-40=188(317)12x+17x-35=226(318)17x+14x-26=98(319)17x+12x-45=13(320)8x+2x-28=72(321)12x+5x-23=215(322)6x+16x-2=240(323)6x+8x-49=189(324)6x+14x-48=172(325)12x-10x+4=34(326)16x-12x+32=68(327)18x-13x+2=47(328)9x-4x+47=97(329)9x-3x+37=61(330)14x-12x+26=48(331)10x-8x+31=71(332)16x-2x+28=112(333)5x-2x+11=41(334)12x-4x-41=87(335)15x-3x-49=83(336)15x-7x-18=54(337)16x-5x-47=19(338)17x-2x-2=133(339)12x-2x-48=12(340)11x-8x-23=19(341)19x-12x-3=18(342)6x-2x-43=37(343)1x+2.6x+3.6=14.4(344)2.9x+3.5x+3.6=106(345)5.9x+9.3x+3.4=64.2(346)0.9x+0.6x+1.9=138.4(347)3.3x+2.6x+3.6=145.2(348)5.6x+0.7x+2.9=91.1(349)1.2x+2.5x+0.5=63.4(350)3.1x+3.9x+2.3=16.3(351)5.3x+1.2x+2=119(352)28x+19x+4=32.2(353)8x+25x+1.6=120.4(354)57x+12x+1.5=56.7(355)18x+16x+0.5=167.1(356)37x+34x+0.5=57.3(357)50x+35x+4.5=157.5(358)48x+7x+2.9=35.9(359)99x+13x+2.2=80.6(360)95x+30x+4.4=29.4(361)1.7x+0.7x-0.4=110(362)9.1x+4.5x-4.5=22.7(363)8.9x+1.2x-2.1=98.9(364)1.3x+1.4x-3.9=6.9(365)7.9x+1.7x-1.5=36.9(366)1.5x+2.3x-2.6=27.8(367)2.5x+8.9x-3.5=110.5(368)4.6x+8x-3.5=46.9(369)0.6x+2x-4.4=97(370)23x+2x-2.6=19.9(371)31x+13x-1.3=11.9(372)53x+11x-3.5=9.3(373)78x+10x-3.4=75.8(374)28x+12x-1.2=130.8(375)92x+24x-3=113(376)21x+20x-1.7=14.7(377)30x+37x-0.4=106.8(378)43x+26x-3.9=127.2(379)3.9x-0.2x+4.4=67.3(380)4.1x-1x+0.8=41.1(381)6.3x-2.4x+1=20.5(382)4.7x-3.8x+0.9=5.4(383)1.1x-0.2x+4.3=84.4(384)6.6x-3.4x+1.3=23.7(385)5.6x-1.8x+0.9=57.9(386)4.5x-3.9x+0.8=6.8(387)0.5x-0.2x+0.3=3.9(388)20x-18x+2.5=6.7(389)59x-38x+2=25.1(390)85x-46x+2.1=41.1(391)93x-71x+1=23(392)74x-10x+2.7=21.9(393)27x-8x+3.6=66.3(394)50x-42x+3.9=17.5(395)78x-73x+1.2=2.7(396)45x-37x+1=2.6(397)8.1x-4.1x-2.3=29.7(398)4.1x-0.8x-3.7=42.5(399)7.6x-3.8x-2.6=43(400)7.5x-2.3x-4.1=6.3(401)9.7x-6.3x-0.3=6.5(402)7.4x-7x-0.4=4(403)6.8x-2.7x-2.9=34(404)4.9x-0.5x-2.7=54.5(405)9.8x-6.4x-2.3=18.1(406)52x-13x-1.7=10(407)74x-70x-1.9=2.9(408)45x-34x-4.4=6.6(409)91x-54x-1.1=28.5(410)44x-7x-1.5=46.6(411)49x-7x-1.8=78(412)40x-36x-3.5=4.9(413)94x-56x-1.5=25.1(414)91x-19x-1=13.4(415)24x+72×2=192(416)10x+4×12=108(417)2x+83×2=228(418)12x+6×26=252(419)6x+3×9=129(420)11x+2×18=124(421)3x+5×18=216(422)4x+2×52=168(423)24x+2×40=272(424)2x-7×3=71(425)9x-5×4=16(426)4x-4×6=124(427)10x-5×21=75(428)4x-36×2=32(429)3x-9×3=153(430)5x-2×16=23(431)2x-8×3=124(432)3x-4×27=72(433)0.4x+0.4×41=25.6(434)2.7x+1.3×4=24.1(435)4.8x+0.5×6=22.2(436)1.2x+1.4×6=15.6(437)0.6x+1.8×7=31.2(438)0.5x+0.5×2=14(439)1x+2.5×6=27(440)2.2x+0.7×8=21(441)0.3x+0.2×42=15.9(442)10x+9×1.3=25.7(443)13x+2×4.6=17(444)28x+2×3.1=17.4(445)2x+8×1.9=21(446)32x+5×3.8=35(447)10x+16×0.2=20.2(448)11x+24×0.7=22.3(449)47x+10×0.3=17.1(450)42x+5×1.8=25.8(451)1.1x-3.4×2=11.9(452)0.8x-0.5×16=3.2(453)0.9x-0.7×4=13.4(454)1x-0.2×23=14.4(455)0.4x-0.3×10=4.6(456)0.9x-0.3×5=18.3(457)4x-1.4×3=15.8(458)0.4x-0.7×16=2.4(459)3.6x-1.5×5=6.9(460)27x-9×0.7=7.2(461)2x-2×1.4=5.4(462)13x-2×2.8=12.6(463)22x-16×0.5=9.6(464)12x-21×0.2=15(465)2x-8×0.9=2.6(466)14x-27×0.3=7.3(467)4x-4×0.3=17.2(468)23x-4×0.8=8.3(469)2(5x+18)=126(470)3(4x+5)=51(471)4(x+21)=124(472)4(3x+16)=124(473)2(6x+33)=90(474)3(x+18)=102(475)2(8x+33)=114(476)2(x+17)=58(477)3(12x+21)=135(478)3(13x-29)=69(479)2(2x-48)=40(480)3(12x-33)=117(481)2(3x-22)=82(482)5(2x-34)=100(483)2(3x-43)=40(484)2(10x-48)=24(485)16(7x-37)=192(486)5(3x-29)=185(487)11(0.6x+1.2)=26.4(488)2(1.1x+7.4)=19.2(489)3(0.2x+8.9)=44.7(490)2(2.3x+4.9)=42(491)2(0.2x+3.1)=12.2(492)2(3.2x+2.1)=29.8(493)2(0.2x+5)=21.6(494)4(1.3x+0.2)=16.4(495)2(0.9x+6.8)=37(496)6(0.9x-7.2)=21.6(497)14(2.2x-7.2)=22.4(498)8(0.2x-3.1)=32.8(499)4(0.8x-7.3)=6(500)2(1.3x-2.6)=41.6(501)14(4.8x-7)=36.4(502)6(7.5x-7.4)=45.6(503)3(0.4x-5.9)=12.3(504)26(0.4x-5.7)=49.4(505)(6x+34)÷10=16(506)(15x+15)÷45=5(507)(15x+48)÷3=91(508)(18x+18)÷9=28(509)(2x+20)÷4=8(510)(2x+38)÷21=4(511)(19x+43)÷7=36(512)(15x+2)÷4=8(513)(7x+21)÷3=21(514)(11x-49)÷2=36(515)(9x-28)÷2=22(516)(7x-39)÷2=82(517)(11x-4)÷3=50(518)(6x-12)÷3=36(519)(17x-19)÷2=16(520)(14x-38)÷2=58(521)(13x-9)÷2=106(522)(14x-23)÷11=17(523)(4.7x+9)÷3=21.8(524)(5.5x+5)÷3=31(525)(5.3x+3.9)÷5=2.9(526)(4x+1)÷5=11.4(527)(1.3x+4.6)÷4=1.8(528)(5.8x+1)÷7=13.4(529)(5x+6)÷35=2.6(530)(5.3x+3.4)÷3=8.2(531)(3.6x+8.4)÷2=36.6(532)(8.8x-8)÷8=8.9(533)(8.5x-7.8)÷12=3.6(534)(9.8x-2.8)÷16=3.5(535)(1.4x-9.3)÷3=3.9(536)(1.5x-9)÷15=0.2(537)(0.9x-9.5)÷2=2.9(538)(3.8x-0.2)÷10=5.3(539)(9x-3.4)÷13=3.2(540)(6x-7.2)÷4=11.7參考答案(1)x=21(2)x=29(3)x=10(4)x=93(5)x=6(6)x=77(7)x=94(8)x=18(9)x=56(10)x=70(11)x=33(12)x=17(13)x=89(14)x=32(15)x=26(16)x=99(17)x=22(18)x=32(19)x=8.3(20)x=6.6(21)x=9.3(22)x=5.7(23)x=9(24)x=9(25)x=1.2(26)x=9.9(27)x=9.3(28)x=9.9(29)x=4.5(30)x=5(31)x=6.7(32)x=7.2(33)x=9.7(34)x=6(35)x=6.6(36)x=7.2(37)x=53(38)x=29(39)x=93(40)x=12(41)x=70(42)x=17(43)x=61(44)x=28(45)x=84(46)x=34(47)x=22(48)x=25(49)x=54(50)x=53(51)x=8(52)x=27(53)x=48(54)x=73(55)x=0.3(56)x=1.9(57)x=5.4(58)x=4.7(59)x=7.7(60)x=9.9(61)x=8.5(62)x=8.8(63)x=0.6(64)x=7.6(65)x=2.6(66)x=4.3(67)x=5.2(68)x=4.6(69)x=1.4(70)x=3.2(71)x=3.1(72)x=3.4(73)x=2(74)x=58(75)x=2(76)x=24(77)x=7(78)x=3(79)x=21(80)x=10(81)x=15(82)x=6(83)x=37(84)x=33(85)x=15(86)x=5(87)x=36(88)x=6(89)x=39(90)x=3(91)x=5.4(92)x=3.9(93)x=1.4(94)x=0.2(95)x=0.2(96)x=0.2(97)x=3.2(98)x=0.2(99)x=0.2(100)x=28(101)x=10(102)x=8(103)x=39(104)x=40(105)x=3(106)x=3(107)x=75(108)x=49(109)x=5(110)x=25(111)x=47(112)x=38(113)x=2(114)x=4(115)x=24(116)x=60(117)x=7(118)x=39(119)x=65(120)x=117(121)x=45(122)x=88(123)x=164(124)x=46(125)x=90(126)x=194(127)x=19(128)x=14.5(129)x=14(130)x=8.4(131)x=12.8(132)x=5.5(133)x=16.5(134)x=10.2(135)x=17.6(136)x=3(137)x=63(138)x=29(139)x=16(140)x=3(141)x=61(142)x=2(143)x=28(144)x=2(145)x=2(146)x=18(147)x=30(148)x=8(149)x=2(150)x=2(151)x=4(152)x=24(153)x=5(154)x=0.2(155)x=0.3(156)x=5(157)x=0.4(158)x=0.5(159)x=1.5(160)x=7.9(161)x=2.8(162)x=1.3(163)x=3(164)x=7(165)x=21(166)x=2(167)x=4(168)x=5(169)x=5(170)x=2(171)x=8(172)x=0.2(173)x=1.2(174)x=0.8(175)x=0.5(176)x=1.5(177)x=0.3(178)x=0.4(179)x=0.9(180)x=4.8(181)x=33(182)x=17(183)x=10(184)x=16(185)x=6(186)x=24(187)x=14(188)x=31(189)x=21(190)x=3(191)x=83(192)x=27(193)x=3(194)x=9(195)x=8(196)x=45(197)x=8(198)x=35(199)x=16(200)x=4(201)x=4(202)x=2(203)x=2(204)x=2(205)x=46(206)x=3(207)x=4(208)x=10(209)x=7(210)x=8(211)x=3(212)x=7(213)x=37(214)x=42(215)x=79(216)x=20(217)x=1.7(218)x=0.2(219)x=9.8(220)x=0.9(221)x=1.5(222)x=1.3(223)x=0.3(224)x=0.3(225)x=5.6(226)x=33(227)x=13(228)x=16(229)x=3(230)x=56(231)x=4(232)x=3(233)x=27(234)x=45(235)x=1.2(236)x=5.2(237)x=1.3(238)x=0.8(239)x=1.2(240)x=0.5(241)x=0.3(242)x=0.5(243)x=0.5(244)x=3(245)x=22(246)x=16(247)x=9(248)x=26(249)x=24(250)x=16(251)x=9(252)x=6(253)x=6(254)x=4(255)x=27(256)x=2(257)x=48(258)x=6(259)x=7(260)x=2(261)x=54(262)x=9.9(263)x=2.2(264)x=6.4(265)x=0.9(266)x=7.2(267)x=1.1(268)x=8.7(269)x=4.8(270)x=5.5(271)x=14(272)x=7(273)x=3(274)x=8(275)x=15(276)x=8(277)x=21(278)x=12(279)x=16(280)x=5(281)x=7(282)x=7(283)x=12(284)x=11(285)x=12(286)x=7(287)x=6(288)x=8(289)x=5(290)x=6(291)x=2(292)x=3(293)x=11(294)x=54(295)x=8(296)x=10(297)x=22(298)x=6(299)x=8(300)x=7(301)x=6(302)x=3(303)x=14(304)x=5(305)x=5(306)x=3(307)x=7(308)x=7(309)x=7(310)x=5(311)x=18(312)x=9(313)x=11(314)x=14(315)x=12(316)x=19(317)x=9(318)x=4(319)x=2(320)x=10(321)x=14(322)x=11(323)x=17(324)x=11(325)x=15(326)x=9(327)x=9(328)x=10(329)x=4(330)x=11(331)x=20(332)x=6(333)x=10(334)x=16(335)x=11(336)x=9(337)x=6(338)x=9(339)x=6(340)x=14(341)x=3(342)x=20(343)x=3(344)x=16(345)x=4(346)x=91(347)x=24(348)x=14(349)x=17(350)x=2(351)x=18(352)x=0.6(353)x=3.6(354)x=0.8(355)x=4.9(356)x=0.8(357)x=1.8(358)x=0.6(359)x=0.7(360)x=0.2(361)x=46(362)x=2(363)x=10(364)x=4(365)x=4(366)x=8(367)x=10(368)x=4(369)x=39(370)x=0.9(371)x=0.3(372)x=0.2(373)x=0.9(374)x=3.3(375)x=1(376)x=0.4(377)x=1.6(378)x=1.9(379)x=17(380)x=13(381)x=5(382)x=5(383)x=89(384)x=7(385)x=15(386)x=10(387)x=12(388)x=2.1(389)x=1.1(390)x=1(391)x=1(392)x=0.3(39