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+88=155(2)x+58=85(3)x+86=162(4)x+93=144(5)x+76=156(6)x+24=31(7)x+48=65(8)x+65=127(9)x+3=14(10)x-22=32(11)x-19=49(12)x-48=22(13)x-15=62(14)x-35=38(15)x-45=35(16)x-4=77(17)x-14=11(18)x-27=59(19)x+2.6=10.8(20)x+7=12(21)x+0.9=3.8(22)x+5.2=7.5(23)x+3.2=11.3(24)x+0.8=7.5(25)x+3.7=6.5(26)x+4.1=12.5(27)x+8.7=10.2(28)x-0.3=1(29)x-2.5=2.9(30)x-4=2.6(31)x-4.1=4.7(32)x-4=2.4(33)x-2.8=1.7(34)x-5=4.6(35)x-1.7=2.1(36)x-7.4=1.4(37)16+x=85(38)64+x=135(39)90+x=138(40)96+x=167(41)48+x=100(42)32+x=41(43)59+x=138(44)23+x=51(45)5+x=78(46)28-x=18(47)48-x=11(48)80-x=77(49)99-x=55(50)68-x=19(51)92-x=89(52)76-x=13(53)68-x=45(54)76-x=44(55)9.8+x=11.3(56)3.6+x=13(57)2.5+x=3.2(58)1.6+x=9.7(59)2.2+x=5.1(60)5.4+x=8.1(61)0.7+x=6.7(62)4.4+x=14.1(63)0.4+x=1.5(64)9.9-x=4.4(65)5.7-x=3.9(66)9.7-x=6.4(67)5.3-x=4.6(68)7.8-x=3.9(69)6.7-x=1.1(70)8.8-x=1.8(71)8.2-x=3.8(72)9.6-x=4(73)85x=170(74)3x=132(75)14x=182(76)5x=190(77)60x=180(78)49x=196(79)63x=126(80)12x=24(81)2x=126(82)2.2x=13.2(83)0.5x=7(84)0.2x=9.8(85)0.7x=19.6(86)0.3x=2.4(87)8.4x=16.8(88)6.9x=13.8(89)0.9x=17.1(90)2.4x=4.8(91)32x=12.8(92)36x=10.8(93)4x=18.4(94)30x=12(95)14x=5.6(96)28x=14(97)2x=18.6(98)6x=15(99)9x=9(100)40÷x=5(101)148÷x=2(102)182÷x=13(103)54÷x=2(104)42÷x=6(105)66÷x=6(106)39÷x=3(107)48÷x=8(108)142÷x=2(109)7÷x=0.5(110)18÷x=1(111)4.6÷x=2.3(112)11.9÷x=1.7(113)10÷x=1(114)14.4÷x=2.4(115)13.8÷x=2.3(116)6.4÷x=1.6(117)12.6÷x=1.8(118)x÷14=13(119)x÷2=33(120)x÷47=2(121)x÷2=29(122)x÷4=24(123)x÷5=17(124)x÷16=4(125)x÷4=31(126)x÷90=2(127)x÷13=0.7(128)x÷32=0.2(129)x÷5=3.6(130)x÷13=0.5(131)x÷21=0.5(132)x÷25=0.4(133)x÷2=1.1(134)x÷11=0.9(135)x÷26=0.6(136)13x+26=208(137)8x+57=121(138)62x+11=135(139)27x+32=194(140)2x+42=190(141)4x+46=162(142)25x+31=106(143)2x+43=141(144)32x+19=179(145)68x-54=82(146)96x-45=147(147)5x-58=17(148)3x-59=34(149)18x-53=73(150)16x-37=59(151)32x-57=71(152)16x-26=38(153)4x-37=79(154)19x+4=15.4(155)8x+4.3=15.5(156)15x+2.5=5.5(157)18x+4.7=22.7(158)48x+3.6=18(159)15x+5.7=13.2(160)21x+2.7=11.1(161)11x+5.2=16.2(162)15x+2.2=11.2(163)1.4x+1=19.2(164)0.9x+1.9=12.7(165)0.2x+1.3=21.3(166)2x+2=12(167)0.4x+3=14.6(168)0.3x+2.2=16.6(169)0.3x+1.4=9.5(170)3.7x+1.9=20.4(171)0.4x+1.6=8.8(172)5x-1.2=14.8(173)2x-3.9=7.7(174)4x-3.7=4.7(175)2x-2.2=2.4(176)7x-5.5=12.7(177)2x-2.7=11.1(178)2x-1.1=6.1(179)5x-4.5=4(180)17x-2=6.5(181)0.7x-4.4=6.1(182)0.6x-2.8=8(183)1.7x-2.5=4.3(184)0.2x-3.2=10.4(185)8.4x-2.8=14(186)3.7x-1.3=9.8(187)0.3x-4.7=13(188)0.6x-3.9=3.3(189)0.6x-2=13(190)173+27x=254(191)94+14x=136(192)169+5x=279(193)42+2x=92(194)33+5x=173(195)128+11x=205(196)144+79x=302(197)67+3x=220(198)149+22x=303(199)188-2x=158(200)155-17x=87(201)76-2x=18(202)122-3x=50(203)96-28x=40(204)135-18x=99(205)183-17x=30(206)111-2x=41(207)186-47x=92(208)14.8+0.3x=17.8(209)16.3+0.2x=19.7(210)7.8+0.3x=25.5(211)11.6+0.2x=18.6(212)5+4x=13(213)6.1+0.2x=20.9(214)2.6+0.2x=22.6(215)18.9+1.4x=32.9(216)11.8+0.7x=23(217)19.6+35x=26.6(218)12.9+83x=29.5(219)11.6+9x=26.9(220)17.7+8x=30.5(221)7.6+21x=22.3(222)12.7+6x=16.9(223)4.5+2x=23.3(224)13+4x=16.2(225)15.2+18x=27.8(226)17.5-0.3x=13.3(227)19-3.6x=11.8(228)13.5-0.3x=10.5(229)15.4-2.4x=3.4(230)17.4-0.6x=13.8(231)18.2-1.2x=3.8(232)4.8-1x=1.8(233)14.3-0.4x=4.3(234)17.9-0.4x=4.7(235)17.4-3x=1.2(236)7.5-2x=3.9(237)8.6-21x=4.4(238)10.1-2x=8.9(239)9.8-3x=5.3(240)6-8x=1.2(241)4.7-5x=3.2(242)5.9-5x=1.9(243)6.5-2x=5.7(244)19x÷38=3(245)9x÷30=6(246)11x÷33=2(247)12x÷2=18(248)21x÷3=49(249)2x÷4=17(250)2x÷3=8(251)22x÷66=3(252)27x÷3=36(253)1.8x÷15=0.6(254)8.8x÷16=1.1(255)0.3x÷18=0.5(256)1.6x÷2=4.8(257)6x÷10=1.8(258)0.7x÷3=1.4(259)1.6x÷32=0.2(260)1.4x÷7=0.4(261)5.4x÷18=0.9(262)24x÷84=0.2(263)18x÷3=4.2(264)2x÷4=2.9(265)3x÷15=0.2(266)48x÷24=0.8(267)66x÷11=1.8(268)4x÷6=0.6(269)12x÷6=2.8(270)69x÷46=0.3(271)4x+2x=234(272)12x+8x=200(273)7x+11x=180(274)13x+16x=116(275)18x+7x=100(276)8x+19x=108(277)14x+6x=180(278)16x+15x=62(279)17x+13x=90(280)10x-7x=27(281)15x-10x=60(282)10x-6x=28(283)14x-11x=21(284)11x-6x=50(285)10x-6x=60(286)9x-2x=21(287)4x-2x=36(288)11x-5x=54(289)6.7x+2.1x=26.4(290)2.5x+1.6x=86.1(291)1.5x+0.4x=9.5(292)6.3x+0.4x=33.5(293)3.3x+0.3x=14.4(294)1.1x+2x=80.6(295)0.2x+1.8x=94(296)6.3x+9.1x=123.2(297)8.2x+6.2x=28.8(298)1.2x-0.2x=49(299)5.3x-2x=42.9(300)4.4x-0.7x=81.4(301)3.4x-0.7x=62.1(302)4.6x-0.5x=45.1(303)9.9x-5.3x=46(304)8.6x-1.6x=70(305)5.2x-2.6x=7.8(306)5.3x-4x=13(307)6x+16x+9=251(308)15x+9x+32=128(309)10x+19x+49=223(310)10x+5x+34=274(311)15x+14x+21=224(312)4x+2x+47=317(313)3x+18x+20=167(314)4x+2x+49=109(315)8x+2x+20=220(316)8x+17x-28=147(317)5x+4x-33=93(318)7x+10x-29=158(319)18x+4x-37=29(320)6x+5x-24=97(321)2x+3x-9=11(322)11x+4x-36=189(323)6x+5x-43=298(324)8x+13x-36=195(325)11x-8x+24=39(326)17x-2x+20=170(327)11x-5x+18=108(328)13x-6x+45=73(329)18x-8x+28=68(330)11x-3x+37=109(331)11x-7x+29=81(332)11x-9x+14=26(333)17x-7x+16=116(334)12x-5x-36=27(335)10x-8x-26=12(336)12x-7x-49=31(337)18x-6x-10=26(338)18x-8x-7=33(339)17x-4x-9=82(340)19x-4x-4=131(341)17x-3x-24=60(342)13x-3x-2=138(343)0.9x+3.6x+2.3=60.8(344)6.3x+0.8x+1.4=65.3(345)0.3x+1x+1.7=25.1(346)2.1x+3.2x+2=150.4(347)5x+1.9x+4.9=53.2(348)3.1x+4.5x+1.2=24(349)2.6x+6.8x+0.8=38.4(350)5.4x+5.5x+3.4=79.7(351)3.8x+5.8x+4.4=62(352)48x+51x+4.3=24.1(353)27x+92x+4.5=64(354)80x+66x+4.8=121.6(355)25x+36x+3.3=119.2(356)34x+31x+4=108(357)4x+17x+2.8=23.8(358)45x+18x+2.9=21.8(359)74x+87x+2.2=66.6(360)15x+5x+1.5=33.5(361)6.2x+9.7x-1.6=62(362)6.7x+0.3x-1.1=89.9(363)8.2x+1.9x-0.5=90.4(364)0.9x+1.3x-1.1=139.7(365)1.4x+8.6x-2.2=47.8(366)4.4x+4.9x-3.8=52(367)2.3x+0.4x-2.8=51.2(368)2.7x+2x-3.8=43.2(369)0.4x+0.3x-4.4=42.5(370)58x+10x-0.9=107.9(371)63x+80x-0.4=128.3(372)18x+44x-3.4=15.2(373)31x+6x-3.3=7.8(374)5x+61x-2.1=24.3(375)8x+15x-0.6=13.2(376)30x+62x-3.8=33(377)35x+95x-2.3=75.7(378)97x+87x-2.2=71.4(379)8.8x-3.6x+3.2=60.4(380)2.5x-1.6x+0.2=29(381)6.6x-5.8x+3.5=9.1(382)3.4x-0.8x+1.4=53.4(383)5x-3.2x+2.1=25.5(384)4.8x-2.3x+3.6=26.1(385)6.9x-6.1x+0.9=4.1(386)5.9x-3.8x+4.6=8.8(387)3.5x-1.6x+0.5=49.9(388)28x-14x+3.7=31.7(389)65x-61x+0.5=6.1(390)7x-5x+3.7=5.3(391)78x-57x+0.2=6.5(392)73x-51x+0.2=26.6(393)70x-49x+1.2=15.9(394)81x-25x+2.4=47.2(395)11x-3x+1.2=71.6(396)43x-17x+1.5=17.1(397)8x-5.7x-1.6=5.3(398)9.5x-5.1x-3.3=9.9(399)6.2x-4.8x-2=17.6(400)2.8x-1.8x-0.8=21.2(401)4.3x-3.2x-0.8=21.2(402)7.6x-6.6x-0.3=11.7(403)4.3x-2.4x-3.3=27.1(404)5.2x-1.3x-1.1=22.3(405)1.9x-1.2x-1.8=18.5(406)26x-13x-1.2=20.9(407)60x-47x-1.2=13.1(408)31x-17x-2.4=6(409)17x-3x-4.4=9.6(410)21x-16x-1.6=10.4(411)21x-17x-1.8=13(412)66x-10x-2=26(413)65x-33x-1.8=33.4(414)69x-43x-1.4=14.2(415)4x+8×21=296(416)19x+63×3=265(417)8x+41×2=170(418)2x+2×13=38(419)5x+3×33=299(420)22x+14×5=114(421)3x+96×2=381(422)3x+2×57=177(423)4x+15×12=324(424)9x-3×17=39(425)11x-5×8=103(426)18x-6×14=96(427)5x-6×22=28(428)2x-3×53=23(429)20x-26×2=28(430)2x-8×12=14(431)20x-29×2=22(432)20x-3×39=23(433)4x+4.7×3=34.1(434)4.5x+2.4×6=23.4(435)3.3x+2.4×6=27.6(436)0.6x+4.2×2=13.2(437)1.7x+0.2×30=9.4(438)0.5x+0.2×16=15.2(439)0.5x+2.9×2=19.3(440)0.2x+2.2×6=17(441)0.6x+2.9×3=24.9(442)35x+3×1.4=21.7(443)8x+9×0.3=21.9(444)5x+5×2.8=30(445)12x+7×0.3=12.9(446)4x+2×1.8=16(447)22x+42×0.3=17(448)9x+6×3.3=32.4(449)12x+6×1.4=27.6(450)29x+16×0.2=20.6(451)0.7x-0.2×7=8.4(452)0.4x-0.3×14=12.2(453)0.8x-0.3×22=7(454)3.7x-2.1×3=4.8(455)0.6x-2.1×3=2.1(456)0.4x-0.4×7=4(457)0.9x-0.9×7=4.5(458)0.3x-1.6×3=5.4(459)0.4x-0.8×10=7.2(460)4x-2×2.7=13(461)21x-2×3=2.4(462)17x-23×0.6=3.2(463)14x-26×0.3=6.2(464)4x-18×0.2=2.4(465)20x-10×0.4=6(466)22x-13×0.2=17.2(467)43x-6×0.5=5.6(468)14x-22×0.2=8.2(469)3(4x+20)=84(470)2(x+40)=142(471)5(x+15)=130(472)8(x+3)=112(473)8(8x+8)=192(474)8(2x+13)=136(475)3(14x+23)=195(476)3(x+11)=117(477)2(4x+43)=150(478)2(4x-4)=120(479)4(3x-4)=92(480)2(6x-13)=154(481)6(x-26)=84(482)3(5x-14)=183(483)8(11x-3)=152(484)3(2x-46)=144(485)2(8x-21)=22(486)6(15x-6)=144(487)2(1.4x+9.9)=47.8(488)2(3.8x+4.1)=23.4(489)3(0.9x+3.9)=33.3(490)3(0.5x+2.9)=23.7(491)3(2.4x+2)=34.8(492)2(0.5x+1.4)=32.8(493)2(0.2x+3.5)=15(494)5(0.4x+4.2)=35(495)2(0.5x+2.5)=49(496)2(1.1x-6.1)=18.6(497)3(4.7x-1.5)=23.7(498)4(0.2x-2.6)=10.4(499)2(0.3x-4.5)=10.8(500)2(0.7x-1.8)=21.6(501)3(1.9x-6)=27.6(502)12(2.3x-3.1)=18(503)2(1.1x-9)=17.2(504)25(2.2x-3.2)=30(505)(13x+37)÷3=73(506)(8x+48)÷32=8(507)(4x+8)÷4=10(508)(19x+32)÷6=37(509)(17x+39)÷49=6(510)(x+23)÷5=10(511)(12x+12)÷16=3(512)(8x+16)÷44=4(513)(18x+48)÷10=12(514)(10x-32)÷24=7(515)(5x-28)÷2=36(516)(8x-26)÷3=26(517)(7x-16)÷15=12(518)(15x-15)÷5=39(519)(15x-15)÷12=10(520)(6x-2)÷20=2(521)(4x-48)÷28=2(522)(10x-2)÷22=9(523)(8.5x+5)÷25=1.9(524)(8.2x+1)÷8=3.2(525)(2.4x+2.7)÷21=2.3(526)(6.6x+4.1)÷23=1.9(527)(6.6x+9.3)÷5=11.1(528)(0.8x+8.6)÷34=0.7(529)(4.2x+5.6)÷26=2.8(530)(7.7x+0.2)÷5=6.2(531)(5.3x+9.8)÷6=8.7(532)(6.6x-2.6)÷38=0.8(533)(7.6x-1.4)÷34=1.3(534)(9.8x-9)÷25=1.6(535)(1.3x-3)÷34=0.6(536)(3.1x-9.3)÷10=3.1(537)(6.5x-8.6)÷2=28.2(538)(1.5x-3.6)÷6=1.4(539)(1.4x-5.6)÷3=1.4(540)(3.7x-0.6)÷5=13.2參考答案(1)x=67(2)x=27(3)x=76(4)x=51(5)x=80(6)x=7(7)x=17(8)x=62(9)x=11(10)x=54(11)x=68(12)x=70(13)x=77(14)x=73(15)x=80(16)x=81(17)x=25(18)x=86(19)x=8.2(20)x=5(21)x=2.9(22)x=2.3(23)x=8.1(24)x=6.7(25)x=2.8(26)x=8.4(27)x=1.5(28)x=1.3(29)x=5.4(30)x=6.6(31)x=8.8(32)x=6.4(33)x=4.5(34)x=9.6(35)x=3.8(36)x=8.8(37)x=69(38)x=71(39)x=48(40)x=71(41)x=52(42)x=9(43)x=79(44)x=28(45)x=73(46)x=10(47)x=37(48)x=3(49)x=44(50)x=49(51)x=3(52)x=63(53)x=23(54)x=32(55)x=1.5(56)x=9.4(57)x=0.7(58)x=8.1(59)x=2.9(60)x=2.7(61)x=6(62)x=9.7(63)x=1.1(64)x=5.5(65)x=1.8(66)x=3.3(67)x=0.7(68)x=3.9(69)x=5.6(70)x=7(71)x=4.4(72)x=5.6(73)x=2(74)x=44(75)x=13(76)x=38(77)x=3(78)x=4(79)x=2(80)x=2(81)x=63(82)x=6(83)x=14(84)x=49(85)x=28(86)x=8(87)x=2(88)x=2(89)x=19(90)x=2(91)x=0.4(92)x=0.3(93)x=4.6(94)x=0.4(95)x=0.4(96)x=0.5(97)x=9.3(98)x=2.5(99)x=1(100)x=8(101)x=74(102)x=14(103)x=27(104)x=7(105)x=11(106)x=13(107)x=6(108)x=71(109)x=14(110)x=18(111)x=2(112)x=7(113)x=10(114)x=6(115)x=6(116)x=4(117)x=7(118)x=182(119)x=66(120)x=94(121)x=58(122)x=96(123)x=85(124)x=64(125)x=124(126)x=180(127)x=9.1(128)x=6.4(129)x=18(130)x=6.5(131)x=10.5(132)x=10(133)x=2.2(134)x=9.9(135)x=15.6(136)x=14(137)x=8(138)x=2(139)x=6(140)x=74(141)x=29(142)x=3(143)x=49(144)x=5(145)x=2(146)x=2(147)x=15(148)x=31(149)x=7(150)x=6(151)x=4(152)x=4(153)x=29(154)x=0.6(155)x=1.4(156)x=0.2(157)x=1(158)x=0.3(159)x=0.5(160)x=0.4(161)x=1(162)x=0.6(163)x=13(164)x=12(165)x=100(166)x=5(167)x=29(168)x=48(169)x=27(170)x=5(171)x=18(172)x=3.2(173)x=5.8(174)x=2.1(175)x=2.3(176)x=2.6(177)x=6.9(178)x=3.6(179)x=1.7(180)x=0.5(181)x=15(182)x=18(183)x=4(184)x=68(185)x=2(186)x=3(187)x=59(188)x=12(189)x=25(190)x=3(191)x=3(192)x=22(193)x=25(194)x=28(195)x=7(196)x=2(197)x=51(198)x=7(199)x=15(200)x=4(201)x=29(202)x=24(203)x=2(204)x=2(205)x=9(206)x=35(207)x=2(208)x=10(209)x=17(210)x=59(211)x=35(212)x=2(213)x=74(214)x=100(215)x=10(216)x=16(217)x=0.2(218)x=0.2(219)x=1.7(220)x=1.6(221)x=0.7(222)x=0.7(223)x=9.4(224)x=0.8(225)x=0.7(226)x=14(227)x=2(228)x=10(229)x=5(230)x=6(231)x=12(232)x=3(233)x=25(234)x=33(235)x=5.4(236)x=1.8(237)x=0.2(238)x=0.6(239)x=1.5(240)x=0.6(241)x=0.3(242)x=0.8(243)x=0.4(244)x=6(245)x=20(246)x=6(247)x=3(248)x=7(249)x=34(250)x=12(251)x=9(252)x=4(253)x=5(254)x=2(255)x=30(256)x=6(257)x=3(258)x=6(259)x=4(260)x=2(261)x=3(262)x=0.7(263)x=0.7(264)x=5.8(265)x=1(266)x=0.4(267)x=0.3(268)x=0.9(269)x=1.4(270)x=0.2(271)x=39(272)x=10(273)x=10(274)x=4(275)x=4(276)x=4(277)x=9(278)x=2(279)x=3(280)x=9(281)x=12(282)x=7(283)x=7(284)x=10(285)x=15(286)x=3(287)x=18(288)x=9(289)x=3(290)x=21(291)x=5(292)x=5(293)x=4(294)x=26(295)x=47(296)x=8(297)x=2(298)x=49(299)x=13(300)x=22(301)x=23(302)x=11(303)x=10(304)x=10(305)x=3(306)x=10(307)x=11(308)x=4(309)x=6(310)x=16(311)x=7(312)x=45(313)x=7(314)x=10(315)x=20(316)x=7(317)x=14(318)x=11(319)x=3(320)x=11(321)x=4(322)x=15(323)x=31(324)x=11(325)x=5(326)x=10(327)x=15(328)x=4(329)x=4(330)x=9(331)x=13(332)x=6(333)x=10(334)x=9(335)x=19(336)x=16(337)x=3(338)x=4(339)x=7(340)x=9(341)x=6(342)x=14(343)x=13(344)x=9(345)x=18(346)x=28(347)x=7(348)x=3(349)x=4(350)x=7(351)x=6(352)x=0.2(353)x=0.5(354)x=0.8(355)x=1.9(356)x=1.6(357)x=1(358)x=0.3(359)x=0.4(360)x=1.6(361)x=4(362)x=13(363)x=9(364)x=64(365)x=5(366)x=6(367)x=20(368)x=10(369)x=67(370)x=1.6(371)x=0.9(372)x=0.3(373)x=0.3(374)x=0.4(375)x=0.6(376)x=0.4(377)x=0.6(378)x=0.4(379)x=11(380)x=32(381)x=7(382)x=20(383)x=13(384)x=9(385)x=4(386)x=2(387)x=26(388)x=2(389)x=1.4(390)x=0.8(391)x=0.3(392)x=1.2(3