北师大版五年级下册解方程练习400道及答案

北师大版五年级下册解方程练习400道及答案

(1)48-^4-60=90(ll)20X6-x=92

(2)(x4-42)X5=330(12)2xX8=256

(3)31+x+88=180(13)。一2)X4=100

(4)x-46-29=l(14)(x—3)X20=180

(5)⑵-8x=96(15)x4-16+67=93

(6)(A-12)X4=20(16)x+70-33=69

(7)(r+50)X6=360(17)19X20-.r=371

(8)(x-3)XI7=ll9(18)404-x+7=87

(9)(x-20)X15=150(19)48+1+66=144

(10)x4-3+5=15(20)x4-10+34=41

笫1页共23页

(21)x4-6+7=17(32)I4x+13x=135

(22)(5-1)X14=28(33)23工+26x=784

(23)x4-53+8=64(34)(22+x)X8=368

(24)(13-x)X2=4(35)17X12-x=194

(25)53+x—33=69(36)17x-9x=l28

(26)57+x+77=147(37)5xX5=lOOO

(27)17-x+31=25(38)8X3—x=19

(28)(x+45)XU=704(39)(22+x)X3=93

(29)7X10+x=96(40)64—x—36=2

(30)x-49+40=10(41)(34-x)X19=342

(31)2X20+x=52(42)0+48)X3=204

第2页共23页

(43)(31-x)X20=380(54)x4-9-10=12

(44)^-48-22=29(55)x-16-28=19

(45)40+x+76=159(56)(x—19)X6=6

(46)(7+x)X5=110(57)犬一5—28=34

(47)x4-5+40=43(58)x-44+90=60

(48)(x-15)X20=220(59)38+x—7=126

(49)49+L80=30(60)x-10+50=115

(50)x+39—49=34⑹)x+33+42=144

(51)7X18+x=160(62)6xX2=336

(52)x4-46+26=138(63)27-x+83=87

(53)7+x-37=13(64)x4-4+26=29

第3页共23页

(65)(29—x)X16=112(76)(x-9)X9=63

(66)74+x+76=155(77)x4-2-27=2

(67)(30+x)X10=550(78)13%+23x=828

(68)19X18-r=325(79)24%+28x=1092

(69)x4-69+81=204(80)15叶26x=615

(70)x+41+73=145(81)17x-7x=200

(71)(x-3)X2=10(82)73-43=101

(72)(x-19)X10=110(83)37+x—56=63

(73)(35—x)X2=54(84)4X14-X=26

(74)59+L53=36(85)42-x-16=13

(75)(23+x)X14=518(86)66+L50=37

笫4页共23页

(87)23x+12r=1050(98)51+L49=82

(88)(41+x)X17=867(99)14工一8.E=78

(89)70+56=131(100)51-^+81=76

(90)(37+x)X15=615(101)3X10-r=3

(91)(48-x)X16=496(102)5xX7=420

(92)12-x+77=71(103)10xX3=1020

(93)51-%-11=2(104)17X3-x=28

(94)(x-11)X17=68(105)36+x—40=49

(95)23x+5x=700(106)x+11+66=128

(96)x+43+32=171(107)(10+工)X20=300

(97)x-15+52=39(108)(A-13)X18=234

笫5页共23页

(109)0+49)X3=225(120)7687=106

(110)5X16-x=63(121)29-x+63=I7

(111)(x4-12)X20=460(122)2X17-x=17

(112)23x-15x=128(123)13X15-x=183

(113)(39-JC)X17=170(124)43+x+75=191

(114)x4-65+42=170(125)x4-10+15=18

(U5)4X19—x=63(126)10X8+x=118

(U6)x+I7+42=125(127)0+44)X13=767

(117)x4-3+47=50(128)(x+13)X2=66

(118)(x4-19)X18=378(129)16X8-x=103

(119)5X9-x=42(130)4X15+^=69

笫6页共23页

(131)(38+x)X15=705(142)x-20-18=39

(132)44+x+13=92(143)29+x-ll=91

(133)66—x+82=95(144)x-40-19=7

(134)^—6)X16=48(145)14X10—x=136

(135)8x-6x=52(146)0+29)X8=360

(136)x4-3-12=19(147)61+x+31=168

(137)(48-x)X17=697(148)(^+11)X19=418

(138)x4-35+78=213(149)58—L40=5

(139)(x-2)X13=52(150)(^-8)X12=120

(140)(x+16)X9=324(151)(37+x)X8=504

(141)14+/—28=43(152)(A-15)X15=225

第7页共23页

(153)3aL24工=12(164)x4-8+38=46

(154)19义13+\=273(165)x-21-38=7

(155)0-7)X18=126(166)23x—6x=51

(156)(32+1-)X16=704(167)x4-4-18=8

(157)x-10-57=25(168)x4-3-15=18

(158)(x+18)X10=270(169)66+x+8=109

(159)x4-5-19=18(170)x4-31+47=156

(160)73+1-25=87(171)19x-13x=90

(161)I6.r-7x=261(172)8+6=1344

(162)(22+工)X15=630(173)(A-8)X5=20

(163)35+工-31=45(174)(A4-38)X8=528

笫8页共23页

(175»+33—68=18(186)16X6+x=104

(176)(x4-25)X9=414(187)(39-x)X11=253

(177)&+41)X6=276(188)50+x—63=87

(178)57+x-46=106(189)60+x—77=71

(179)30x—13x=493(190)1—58+33=55

(180)(x4-15)X9=288(19I)x+61-81=31

(181)(x+10)X12=420(192)(33—x)X7=210

(182)1—7+87=179(193)x4-6-10=24

(183)10+)+51=117(194)43+工一6=61

(184)(x-4)X6=24(195)(40—x)X14=224

(185)llx-5x=132(196)16+x+76=186

笫9页共23页

(197)16X19一、=299(208)15x-6x=171

(198)x4-4-15=27(209)(7+x)X8=144

(199)x4-10-18=11(210)x4-28-11=109

(200)33+x—26=69(211)6.r4-17x=621

(201)(x-2)X17=34(212)19x+12x=651

(202)9-35=5(213)10X13—x=107

(203)x+70-28=94(214)22+x+34=118

(204)21x-6x=300(215)x—25+56=46

(205)(x-13)X19=171(216)(23-x)X4=60

(206)(x+16)X7=315(217)2XI9r=5

(207)x4-61+89=185(218)5xX2=380

第10页共23页

(219)(x4-37)X9=585(230)9X9-x=68

(220)41+L87=2(231)(A+2)X17=255

(221)(x-15)X10=100(232)(A-13)X8=56

(222)59+x+63=214(233)(A-7)X17=221

(223)x4-10-8=2(234)19x+30x=1127

(224)x+67+73=225(235)6xX4=960

(225)6XH-x=63(236)9X18+%=198

(226)(34-x)X5=160(237)(A-16)X11=88

(227)x4-2-24=15(238)(33+x)X5=315

(228)x+8-6=34(239)llr+20A=704

(229)60+x+67=172(240)5X4—x=5

第11页共23页

(24l)x-57+50=81(252)1OxX2=480

(242)(x+2)X2=54(253)x4-73-59=55

(243)8.rX10=2640(254)x-39+13=64

(244)(A：-20)X2=6(255)53-/-12=30

(245)15x+28x=989(256)1—32+76=69

(246)x-6+26=104(257)#7-11=24

(247)27x+19x=414(258)44+x-79=14

(248)9+x+36=118(259)79+x-51=108

(249)4Xll+x=74(260)叶28—43=48

(250)x58+22=30(26l)x-?6+10=14

(251)x-24+78=101(262)x^-34-9=12

第12页共23页

(263)x-33-23=30(274)69—x+10=14

(264)66+工-39=59(275)(23-x)Xl1=77

(265)13x+16.T=638(276)x—46+9=4

(266)7X18-r=90(277)x4-3+15=17

(267)(A-4-18)X9=207(278)(A+13)X8=256

(268)59—x+23=53(279)(A+11)X9=306

(269)7X10+x=94(280)x4-40-60=55

(270)x-23-30=5(281)x4-7-9=7

(271)49+x-18=66(282)x+60+7=147

(272)(x-9)X16=64(283)llr+23x=1015

(273)24x+2£=630(284)(36-x)X5=60

第13页共23页

(285)70+x-5=165(296)(A-6)X13=260

(286)x+14+64=154(297)23-x+66=36

(287)x4-8+19=25(298)14Xll-x=146

(288)13x+7x=200(299)19x+19x=76

(289)18^+8^=650(300)83X7=616

(290)25x+10x=1015(301)4967=182

(291)40+x+17=122(302)30-x+80=104

(292)(x4-48)X16=1184(303)17X9-x=121

(293)30—x+61=5(304)77-x+70=138

(294)14X9+x=149(305)llx+27x=266

(295)(33+功XI1=638(306)(A-21)X15=60

第14页共23页

(307)8^X9=2880⑶8)8+2=576

(308)(x4-37)X7=448(319)x4-6-6=32

(309)x4-26+17=50(320)x4-73-10=66

(310)15X2+x=55(321)(43—x)X14=434

(311)x4-804-63=213(322)47—R+44=3

(312)(30+x)X2=116(323)0+33)X20=1000

(313)(x+36)X20=1260(324)27+x+65=177

(314)66+x—43=96(325)6l+x—57=20

(315)(x-16)X7=35(326)526=16

(316)22+x-81=39(327)(A-12)X6=12

(317)x4-10+49=57(328)29x+l£=1200

第15页共23页

(329)x4-7+10=15(340)17x-14x=21

(330)71+x-60=41(341)7工-5九=28

(331)x4-7-43=4(342)14-^+57=64

(332)(x+6)X7=182(343)(38+1-)X11=462

(333)72—x—31=22(344)x92+37=41

(334)(x+29)X6=324(345)x+15+45=125

(335)6X2+x=30(346)13X19+x=271

(336)17+x+55=104(347)6+8=720

(337)8^X2=288(348)20X7+x=143

(338)(x-10)X3=57(349)42+x+63=l45

(339)16X18-x=281(350)764-^+82=185

第16页共23页

(351)(41+x)X3=l53(362)9X2+x=22

(352)x4-2-30=13(363)x4-4-13=16

(353)17x—6x=66(364)(A-8)X12=108

(354)x4-73-24=126(365)5工+7.E=300

(355)0+46)X18=864(366)#6+19=24

(356)(34+x)X9=504(367)66+x—82=0

(357)(32—x)X7=91(368)#8-25=1

(358)72+x+55=205(369)6+8=384

(359)49-x+78=57(370)x+39+29=l62

(360)5X5-x=16(371)llx+8x=513

(361)80-^+76=133(372)(A-13)X5=10

第17页共23页

(373)x+30—27=25(384)x4-6-21=8

(374)8x4-14x=264(385)(20-x)X11=143

(375)10+45=51(386)18X20+x=397

(376)(x+42)X5=275(387)x4-7-11=13

(377)17x+27x=1188(388)(47—x)X12=336

(378)2X18—x=3(389)26x+22x=240

(379)x4-5-18=8(390)7X6+x=49

(380)51+x—79=18(391)UX4—x=9

(381)(x+45)X2=120(392)x-4+33=38

(382)74+工-4=150(393)76+x+58=226

(383)(23-x)X19=380(394)2rX3=138

第18页共23页

(395)51+x-72=58(398)工+59—31=96

(396)x4-10-5=0(399)x-24-18=8

(397)(x4-13)X5=155(400)H5+20=25

笫19页共23页

北师大版五年级下册解方程练习400道答案

(l)x=18(28)x=19(55)x=63(82)x=71

(2)x=24(29)x=26(56)x=20(83)x=82

(3)x=61(30)x=19(57)x=67(84)x=30

(4)x=76(31)x=12(58)x=14(85)A=13

(5)x=24(32)x=5(59)x=95(86)x=21

(6)x=17(33)x=16(60)x=75(87)x=30

(7)x=10(34)x=24(61)x=69(88)x=10

(8)1=10(35)x=I0(62)x=28(89)x=5

(9)x=3O(36)x=16(63)x=23(90)x=4

(10)x=30(37)x=40(64)x=12(91)x=17

(ll)x=28(38)x=5(65)x=22(92)x=18

(12)x=16(39)x=9(66)x=5(93)x=38

(13)x=27(40)x=26(67)x=25(94)x=15

(14)x=12(41)x=16(68)x=17(95)x=25

(l5)x=10(42)x=20(69)x=54(96)x=96

(16)x=32(43)x=12(70)x=31(97)A=2

(17)A=9(44)A=99(71)x=8(98)x=8O

(18)x=40(45)x=43(72)x=30(99)x=13

(19)x=30(46)x=15(73)x=8(100)1=56

(20)x=70(47)x=15(74)x=30(101)x=27

(21)x=60(48)x=26(75)x=14(102)尸12

(22)x=3(49)x=61(76)x=16(103)x=34

(23)x=3(50)冗=44(77)x=58(104)x=23

(24)x=11(51)x=34(78)x=23(l05)x=53

(25)x=49(52)x=66(79)x=21(106)x=51

(26)x=13(53)x=43(80)x=l5(107)x=5

(27)x=23(54)x=198(81)x=20(108)x=26

笫20页共23页

(109)x=26(I36)x=93(I63)x=4l(190)x=80

(110)x=17(137)7(I64)x=64(I9l)x=51

(lll)x=ll(138)x=100(165)x=66(192)x=3

(112)x=16(139)x=6(166)x=3(193)x=204

(113)x=29(140)x=20(167)x=104(194)x=24

(114)x=63(141)x=57(168)x=99(195)x=24

(115)x=13(142)x=77(169)x=35(196)x=94

(116)x=66(143)x=73(170)x=78(197)x=5

(117)x=9(144)x=66(171)x=15(198)x=168

(118)x=2(145)x=4(172)x=28(199)290

(119)x=3(146)x=16(173)x=\2(200)x=62

(120)x=57(147)x=76(I74)x=28(201)x=4

(I2l)x=75(I48)x=ll(I75)x=53(202)x=360

(122)x=17(149*=13(176)x=21(203)x=52

(I23)x=12(150)x=18(177)x=5(204)x=20

(124)x=73(151)x=26(178)x=95(205)x=22

(125)x=30(152)x=30(179)x=29(206)x=29

(126)x=38(153)x=2(180)x=17(207)x=35

(127)x=15(154)x=26(181)x=25(208)x=19

(128)x=20(155)x=14(182)x=99(209)x=n

(129)x=25(156)x=12(183)x=56(210)x=92

(130)x=9(157)x=92(184)x=8(211)x=27

(131)x=9(158)x=9(185)x=22(212)x=21

(I32)x=35(159)x=185(186)x=8(213)x=23

(133)x=53(l60)x=39(187)x=16(214)x=62

(134)x=9(I6l)x=29(188)x=100(215)x=15

(135)x=26(l62)x=20(I89)x=88(216)x=8

第21页共23页

(217)x=33(244)x=23(27l)x=35(298)x=8

(218)x=38(245)x=23(272)x=\3(299)x=2

(219)x=28(246)x=84(273)x=14(300)x=ll

(220)x=48(247)x=9(274)x=65(301)x=66

(221)x=25(248)x=73(275)x=16(302)x=6

(222”=92(249)x=30(276)x=41(303)x=32

(223)x=100(250)x=64(277)x=6(304)x=9

(224)x=85(251)x=47(278)x=19(305)x=7

(225)x=3(252)x=24(279)x=23(306)x=25

(226)2(253)x=41(280)x=75(307)x=40

(227)x=78(254)x=90(281)x=112(308)x=27

(228)x=320(255)尸11(282)x=80(309)x=7

(229)x=45(256)x=25(283)x=29(310)x=25

(230)x=13(257jx=245(284)x=24(311)x=70

(23I)x=13(258)x=49(285)x=100(312)x=2S

(232)x=20(259)x=80(286)x=76(313)x=27

(233)x=20(260)x=63(287)x=48(314)x=73

(234)x=23(261)1=24(288)>=10(315)x=21

(235)x=40(262ji=9(289)x=25(316)x=98

(236)x=36(263)x=86(290)x=29(317)x=80

(237)x=24(264)x=32(291)x=65(318)x=36

(238)x=30