五年级解方程练习题180题(有复习资料)
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五年级解方程180题有答案
(1)(0.5)9.8÷2
(2)2(0.5)=9.8
(3)250006x
(4)3200=440+5
(5)0.86
(6)1284.8
(7)
7.5+215
(8)1.281.6
(7)5.6=9.4
(10)0.73.6
(11)91÷x=1.3
(12)
8.3=10.7
(13) 15x=3
(14) 3x-8=16
(15)
39=27
(16) 18(2)=270
(17) 12300-4x
(18) 75.3=7.4
(19)
3x÷5=4.8
(25) 0.58=43
(26) 6318
(27) 7(6.5)=87.5
(28) 0.273÷0.35
(29) 1.80.972
(30) x÷0.756=90
(31)
0.1(6)=3.3×0.4
(32)
(27.5-3.5)÷4
(33)
940=5
(34) x÷5+9=21
(35) 48-27+531
(36) 10.521=56
(37) 218=78
(38) (200)÷5=30
(39)
(140)÷70=4
(40) 20-92
(41) 19.8=25.8
(42) 5.633.6
(43) 9.83.8
(44)
75.6÷12.6
(45) 512.5=32.3
(46) 5(8)=102
(47) 310=70
(48)
3(3)=503
(49) 515=60
(50) 3.5-52
(51) 0.3×7+412.5
(52)
x÷1.5-1.25=0.75
(53) 41.3×6=2.6
(54) 612.8=15.8
(55) 150×2+3690
(56) 220=4
(57) 36=18
(58) 2(2.8)=10.4
(59) (3)÷2=7.5
(60) 13.2933.3
(61) 3100
(62) 4.8=7.2
(63) 618=48
(64)3(2.1)=10.5
(65)1298.7
(66)13(5)=169
(67)
297=34.2
(68)3.448=26.8
(69)4225134
(70)1.5(1.6)=3.6
(71)2(3)=5.8
(72)657=137
(73)
94×2.5=91
(74) 4.2
2.5x=134
(75) 10.56.551
(76) 89439.2
(77)
545=100
(78) 1.20.56.3
(79)
23.4=2x
(80) 448.6
(81) 4.528
(82)5.7=2.15
(83)5218
(84)30.7=7
(85) 3.5×2=
4.2
(86) 26×1.5= 210
(87)
0.5×16―16×0.2=4x
(88) 13 9.25-0.403
(89) 18.9÷0. 3
(90) 2314x+27
(91) x+1475
(92)95-5x=80
(93)1.8 +6x=54
(94)
6.7x-60.3=6.7
(95)
9+4x=53
(96) 28=16
(97) 201424
(98) 78
(99) 936
(100) 68=4
(101) 59
(102) 88=6x
(103)
4
5
20
(104) 26=12
(105) 77=14
(106) 66=0
(107)
56=11
(108) 28=10
(109) 2.58=4
(110)
3
4
7
(111)37=28
(112) 37=26
(113) 916
(114)
2450
(115) 1.28=4
(116) 38=31
(117) 66=12
(118) 33=3
(119) 534
(120)
216=19
(121) 58=19
(122) 14-68
(123) 15+627
(124) 5-84
(125)
78=15
(126) 9-21
(127) 4+59
(128) 108
(129)
89=17
(130) 9+615
(131) 94+7
(132) 29=17
(133) 8-46
(134) 67=28
(135)
79=20
(136) 56=1
(137) 8-71
(138)30=12
(139) 621=21
(140)
63=6
(141) 918
(142) 418=14
(143)
59=11
(144) 17-211
(145) 4+8=23
(146) 712=9
(147)
5.7=2.15
(148) 5218
(149) 3X +0.5=5
(150) 3.5×2= 4 x
(151) 26×1.5= 2x
(152) 0.5×16―16×0.1=4x
(153) 9.26-0.402
(164) 18x-1412
(165) 3 x-42÷14=15
(154) 36.9÷0.3
(155) X÷0.5=2.6
(156) 93-5x=80
(157)
180-6x=54
(158)
9+4x=40
(159)
0.2x-0.4+0.5=3.7
(160)
9.4x-0.4x=16.2
(161) 92-4x=20
(162)
7x÷6=1.4
(163) 16x+341
(166) 12+456
(167) 22-1412
(168) 8.3=10.7
(169) 5x =30
(170) 5.6=9.4
(171) x÷0.8=90
(172)
3x-8=16
(173) 39=27
(174) 5.3+77.4
(175) 3x÷5=4.8
(176) 0.86
(177)
1284.8
(178) 7(2)=49
(179) 4×8+236
(180) (2)÷3=7
五年级解方程180题答案
(1)(0.5)9.8÷2
0.5+24.9
0.5+20.5=4.9-0.5
24.4
2x÷2=4.4÷2
(181) x÷5+9=21
(182)(300)÷5=30
(183) 91÷x =1.3
(184) 41-317
2.2
(2)2(0.5)=9.8
221=9.8
41-1=9.8-1
48.8
4x÷4=8.8÷4
2.2
(3)250006x
250006
525000
5x÷5=25000÷5
5000
(4)3200=440+5
6440=3200
6450-450=3200-440
62760
6x÷6=2760÷6
460
(5)0.86
0.26
0.2x÷0.2=6÷0.2
30
(6)1284.8
44.8
4x÷4=4.8÷4
1.2
(7)
7.5+215
27.5-7.5=15-7.5
27.5
2x÷2=7.5÷2
3.75
(8) 1.281.6
1.2x÷1.2=81.6÷1.2
68
(9) 5.6=9.4
5.6-5.6=9.4-5.6
3.8
(10)0.73.6
0.33.6
0.3x÷0.3=3.6÷0.3
12
(11)91÷x=1.3
91÷x×1.3×x
1.391
1.3x÷1.3=91÷1.3
70
(12) 8.3=10.7
8.3-8.3=10.7-8.3
2.4
(13)
15x=3
15x÷15=3÷15
0.2
(14) 3x-8=16
38+8=16+8
324
3x÷3=24÷3
8
(15) 39=27
39-9=27-9
318
3x÷3=18÷3
36
(16) 18(2)=270
1836=270
1836+36=270+36
18306
18x÷18=306÷18
17
(17) 12300-4x
124300-44x
16300
16x÷16=300÷16
18.75
(18) 75.3=7.4
75.3-5.3=7.4-5.3
72.1
7x÷7=2.1÷7
0.3
(19) 3x÷5=4.8
3x÷5×5=4.8×5
324
3x÷3=24÷3
8
(20)
30÷25=85
30÷25-25=85-25
30÷60
30÷x×60×x
30=60x
60x÷60=30÷60
0.5
(21)
1.4×8-26
11.2-226+2x
11.2=6+2x
26-6=11.2-6
25.2
2x÷2=5.2÷2
2.6
(22) 612.8×3=0.06
638.4=0.06
638.46
6x÷6=38.46÷6
6.41
745.5=87.5
(23) 410-3170
410-33170+3x
170+3410
3170-170=410-170
3240
3x÷3=240÷3
80
(24)
3(0.5)=21
31.5=21
31.5-1.5=21-1.5
319.5
3x÷3=19.5÷3
6.5
(25) 0.58=43
0.58-8=43-8
0.535
0.5x÷0.5=35÷0.5
70
(26)
6318
318
3x÷3=18÷3
6
(27) 7(6.5)=87.5
745.5-45.5=87.5-45.5
742
7x÷7=42÷7
6
(28) 0.273÷0.35
0.273÷0.35
0.78
(29) 1.80.972
1.8x÷1.8=0.972÷1.8
0.54
(30) x÷0.756=90
x÷0.756×0.756=90×0.756
68.04
(31) 0.1(6)=3.3×0.4
0.10.6=1.32
0.10.6-0.6=1.32-0.6
0.10.72
0.1x÷0.1=0.72÷0.1
7.2
(32) (27.5-3.5)÷4
24÷4
24÷4
6
(33) 940=5
940+40=5+40
945
9x÷9=45÷9
5
(34) x÷5+9=21
x÷5+9-9=21-9
x÷5=12
x÷5×5=12×5
60
(35) 48-27+531
521-21=31-21
510
5x÷5=10÷5
2
(36) 10.521=56
31.5-31.5=56-31.5
24.5
(37) 218=78
318-18=78-18
360
3x÷3=60÷3
20
(38)
(200)÷5=30
(200)÷5×5=30×5
200150
200150
150200
150-150=200-150
50
(39) (140)÷70=4
(140)÷70×70=4×70
140=280
140+140=280+140
420
(40)
20-92
920-2
918
9x÷9=18÷9
2
(41)
19.8=25.8
19.8-19.8=25.8-19.8
6
(42) 5.633.6
5.6x÷5.6=33.6÷5.6
6
(43)
9.83.8
9.83.8
3.89.8
9.8-3.8
6
(44) 75.6÷12.6
75.6÷12.6
6
(45)
512.5=32.3
512.5-12.5=32.3-12.5
519.8
5x÷5=19.8÷5
3.96
(46) 5(8)=102
540=102
540-40=102-40
562
5x÷5=62÷5
12.4
(47) 310=70
410=70
410-10=70-10
460
4x÷4=60÷4
15
(48) 3(3)=503
39=53
39-9=539
444
4x÷4=44÷4
11
(49)
515=60
515-15=60-15
545
5x÷5=45÷5
9
(50)
3.5-52
3.5-552+5x
52=3.5
52-2=3.5-2
51.5
5x÷5=1.5÷5
0.3
(51)
0.3×7+412.5
42.1=12.5
42.1-2.1=12.5-2.1
410.4
4x÷4=10.4÷4
2.6
(52)
x÷1.5-1.25=0.75
x÷1.5-1.25+1.25=0.75+1.25
x÷1.5=2
x÷1.5×1.5=2×1.5
3
(53)
41.3×6=2.6
41.3×6+1.3×6=2.6+1.3×6
410.4
4x÷4=10.4÷4
2.6
(54) 612.8=15.8
612.8-12.8=15.8-12.8
63
6x÷6=3÷6
0.5
(55)
150×2+3690
3300=690
3300-300=690-300
3390
3x÷3=390÷3
130
(56)
220=4
220+20=4+20
224
2x÷2=24÷2
12
(57) 36=18
36-6=18-6
312
3x÷3=12÷3
4
(58) 2(2.8)=10.4
5.6+210.4
25.6-5.6=10.4-5.6
24.8
2x÷2=4.8÷2
2.4
(59)
(3)÷2=7.5
(3)÷2×2=7.5×2
3=15
18
(60)
13.2933.3
22.233.3
22.2x÷22.2=33.3÷22.2
1.5
(61) 3100
3100
2100
2x÷2=100÷2
50
(62) 4.8=7.2
7.2-4.8
2.4
(63) 618=48
618-18=48-18
630
6x÷6=30÷6
5
(64)3(2.1)=10.5
36.3=10.5
310.5-6.3
34.2
3x÷3=4.2÷3
1.4
(65)1298.7
38.7
3x÷3=8.7÷3
2.9
(66)13(5)=169
1365=169
1365-65=169-65
13104
13x÷13=104÷13
8
(67) 297=34.2
297+97=34.2+97
2131.2
2x÷2=131.2÷2
65.6
(68)3.448=26.8
3.448+48=26.8+48
3.474.8
3.4x÷3.4=74.8÷3.4
22
(69)4225134
67134
67x÷67=134÷67
2
(70)1.5(1.6)=3.6
1.52.4=3.6
1.53.6-2.4
1.51.2
1.5x÷1.5=1.2÷1.5
0.8
(71)2(3)=5.8
26=5.8
26+6=5.8+6
211.8
2x÷2=11.8÷2
5.9
(72)657=137
657-7=137-7
65130
65x÷65=130÷65
2
(73) 94×2.5=91
910=91
910-10=91-10
981
9x÷9=81÷9
9
(74) 4.2 2.5x=134
6.7134
6.7x÷6.7=134÷6.7
20
(75) 10.56.551
1751
17x÷17=51÷17
3
(76) 89439.2
469.2
46x÷46=9.2÷46
0.2
(77)
545=100
545+45=100+45
5145
5x÷5=145÷5
29
(78) 1.20.56.3
0.76.3
0.7x÷0.7=6.3÷0.7
9
(79) 23.4=2x
2x÷2=23.4÷2
11.7
(80) 448.6
348.6
3x÷3=48.6÷3
16.2
(81) 4.528
3.528
3.5x÷3.5=28÷3.5
8
(82)5.7=2.15
5.7+2.15
7.85
(83)5218
318
3x÷3=18÷3
6
(84)30.7=7
30.7-0.7=7-0.7
36.3
3x÷3=6.3÷3
2.1
(85) 3.5×2= 4.2
4.27
7-4.2
2.8
(86) 26×1.5= 210
210=39
210-10=39-10
229
2x÷2=29÷2
14.5
(87) 0.5×16―16×0.2=4x
44.8
4x÷4=4.8÷4
1.2
(88) 13 9.25-0.403
139.25-0.403
138.847
(89)
18.9÷0. 3
18.9÷0.3
63
(90) 2314x+27
2314141427
927
9x÷9=27÷9
3
(91)
x+1475
1575
15x÷15=75÷15
5
(92)95-5x=80
95-5580+5x
580=95
580-80=95-80
515
3
(93)1.8 +6x=54
654-1.8
652.2
6x÷6=52.2÷6
8.7
(94) 6.7x-60.3=6.7
6.760.3+6.7
6.767
6.7x÷6.7=67÷6.7
10
(95)
9+4x=53
453-9
444
4x÷4=44÷4
11
(96) 28=16
216-8
28
2x÷2=8÷2
4
(97) 201424
624
6x÷6=24÷6
4
(98) 78
88
1
(99) 936
66
1
(100)68=4
68+8=4+8
612
2
(101) 59
69
6x÷6=9÷6
1.5
(102) 88=6x
88+8=68
86668
28
2x÷2=8÷2
4
(103)
4
5
20
44
5
x÷
5
=20÷
4
5
25
(104) 26=12
26+6=12+6
218
2x÷2=18÷2
9
(105) 77=14
77-7=14-7
77
7x÷7=7÷7
1
(106) 66=0
66+6=0+6
66
1
(107) 56=11
56-6=11-6
55
1
(108) 28=10
28+8=10+8
218
9
(109) 2.58=4
2.58+8=4+8
2.512
2.5x÷2.5=12÷2.5
4.8
(110)
3
4
7
33
44
7+
3
4
7.75
(111) 37=28
37-7=28-7
321
3x÷3=21÷3
7
(112) 37=26
37+7=26+7
333
3x÷3=33÷3
11
(113) 916
816
8x÷8=16÷8
2
(114) 2450
2550
25x÷25=50÷25
2
(115) 1.28=4
1.28+8=4+8
1.212
1.2x÷1.2=12÷1.2
10
(116) 38=31
38+8=31+8
339
3x÷3=39÷3
13
(117) 66=12
66-6=12-6
66
1
(118)
33=3
33+3=3+3
36
3x÷3=6÷3
2
(119) 534
24
2x÷2=4÷2
2
(120)
216=19
216-16=19-16
23
2x÷2=3÷2
1.5
(121) 58=19
58-8=19-8
511
5x÷5=11÷5
2.2
(122) 14-68
14-668+6x
68-8=14-8
66
1
(123) 15+627
615-15=27-15
612
6x÷6=12÷6
2
(124)
5-84
5-884+8x
84-4=5-4
81
8x÷8=1÷8
0.125
(125)
78=15
78-8=15-8
77
1
(126) 9-21
9-221+2x
21-1=9-1
28
2x÷2=8÷2
4
(127) 4+59
54-4=9-4
55
1
(128) 108
10-8
2
(129) 89=17
89-9=17-9
88
1
(130) 9+615
69-9=15-9
66
1
(131) 94+7
1011
10x÷10=11÷10
1.1
(132) 29=17
29-9=17-9
28
2x÷2=8÷2
4
(133) 8-46
8-446+4x
46-6=8-6
42
4x÷2=2÷4
0.5
(134) 67=28
67+7=28+7
636
6x÷6=36÷6
6
(135) 79=20
79+9=8+20
728
7x÷7=28÷7
4
(136)
56=1
56+1
57
(137)
8-71
8-771+7x
71-1=8-1
77
1
(138) 30=12
30+30=12+30
42
(139) 621=21
621+21=21+21
642
6x÷6=42÷6
7
(140) 63=6
63+3=6+3
69
6x÷6=9÷6
1.5
(141) 918
9x÷9=18÷9
2
(142) 418=14
418+18=14+18
432
4x÷4=32÷4
8
(143)
59=11
59-9=11-9
52
5x÷5=2÷5
0.4
(144) 17-211
17-2211+2x
211-11=17-11
26
2x÷2=6÷2
3
(145)
4+8=23
12=23
23-12
11
(146) 712=9
712+12=9+12
721
7x÷7=21÷7
3
(147) 5.7=2.15
5.7+2.15
7.85
(148) 5218
318
3x÷3=18÷3
6
(149) 3X +0.5=5
30.5-0.5=5-0.5
34.5
3x÷3=4.5÷3
1.5
(150) 3.5×2= 4
x
47
4x÷4=7÷4
1.75
(151) 26×1.5= 2x
239
2x÷2=39÷2
18
(152)
0.5×16―16×0.1=4x
46.4
4x÷4=6.4÷4
1.6
(153) 9.26-0.402
9.26-0.402
8.858
(154)
36.9÷0.3
36.9÷0.3
123
(155) X÷0.5=2.6
0.5×2.6
1.3
(156) 93-5x=80
93-5580+5X
580-80=93-80
513
5X÷5=13÷5
2.6
(157)
180-6x=54
180-6654+6X
654-54=180-54
6126
6X÷6=126÷6
21
(158) 9+4x=40
49-9=40-9
431
4X÷4=31÷4
7.75
(159)
0.2x-0.4+0.5=3.7
0.20.5+0.5-0.4+0.4=3.7-0.5+0.4
0.23.6
0.2X÷0.2=3.6÷0.2
18
(160) 9.4x-0.4x=16.2
916.2
9X÷9=16.2÷9
1.8
(161) 92-4x=20
92-4420+4X
420-20=92-20
472
4X÷4=72÷4
(162) 18
(163)
7x÷6=1.4
7x÷6×6=1.4×6
78.4
7X÷7=8.4÷7
1.2
(163) 16x+341
501
50X÷50=1÷50
0.02
(164)
18x-1412
412
4X÷4=12÷4
3
(165) 3
x-42÷14=15
33=15
33+3=15+3
318
3X÷3=18÷3
6
5.6+9.4
15
(171) x÷0.8=90
0.8×90
72
(166) 12+456
412-12=56-12
444
4X÷4=44÷4
11
(167) 22-1412
22-141412+14X
1412-12=54-12
1442
14X÷14=42÷14
3
(168) 8.3=10.7
10.7-8.3
2.4
(169) 5x =30
5X÷5=30÷5
6
(170) 5.6=9.4
(172) 3x-8=16
38+8=16+8
324
3X÷3=24÷3
8
(173) 39=27
39-9=27-9
318
3X÷3=18÷3
6
(174) 5.3+77.4
75.3-5.3=7.4-5.3
72.1
7X÷7=2.1÷7
0.3
(175) 3x÷5=4.8
34.8×5
324
3X÷3=24÷3
8
(176) 0.86
0.26
0.2X÷0.2=6÷0.2
30
(177) 1284.8
204.8
20X÷20=4.8÷20
24
(178) 7(2)=49
714=49
714+14=49+14
763
7X÷7=63÷7
9
(179) 4×8+236
232=36
232-32=36-32
24
2X÷2=4÷2
2
(180) (2)÷3=7
2=3×7
2=21
23
(181) x÷5+9=21
X÷5=21-9
X÷5=12
12×5
÷5=30
×5
300150
300-150
÷x =1.3
÷1.3
÷3=24÷3
60
(182) (300)
30030
150
(183) 91
91
70
(184) 41-317
41-3317+3X
317-17=41-17
324
3X
8