六年级上册解方程练习.docx
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六年级上册解方程练习
六年级上册解方程练习
班姓名成绩
25%+10X=4X-15%X=68
5
716
5X
-3x—=5
-X-
1=12
21
7
3
4
X+3X=121
8
-X=
3X=
25
8X=
1X少
5
72
9
6
51
4
x-3X9=29
1x+
1
-x=4
2
6
^=26x匹
354525
Ax-21x2
=4
x丄x=20
2(x-2.6)=8
103
4
213
6X+5=13.4
5X-3X=10
4
X—6=38
5X=^
空x=±
X
.4_15
-.一
19
2115
528
2X一1=12
3X=25
8x=lx兰
34
572
9651
X.6=26.
13
X-0.25=
1
X=30%
3545
25
4
4
4+0.7X=102
2X+-X=42
X+
1X=105
32
4
X-3X=400
8
X-0.125X=8
36=3
X4
X+7X=18
1313
X(6+8)=Px
-0.375x=§
6
xX2+l=4X-
328
X-3x=12
7
5X-2.4X5=8
3
0.36X5-'x=
4
x-0.8x=16+620x
-8.5=1.5
x-
4x-4=21
38小
X+25%X=90
X-7X=9解:
(1)(12X3/4
+12X2/3)x=8/3
(9+8)x=8/3
17x
=8/3
x
=8/3一17
x
=8/51
(2)7x/15=3/4X4/15X9/17
7x/15
=9/85
=9/85-7/15
x=27/119
(3)(15X1/3+15X2/5)x=20
(5+6)x=20
11x=20
x=20-11
x=20/11
(4)2x-3x/7=6
11x/7=6
x=6-11/7
360一[(12+6)X5]
288-[(26-14)X8]
500X6-(50X2-80)
(105X12-635)一25864-[(27-23)X12]
(45+38-16)X24
500-(240+38X6)
[64-(87-42)]X15
(845-15X3)一1612X[(49-28)一7]
450-[(84-48])-12
(58+37)一(64-9X5)95-(64-45)
178-145-5X6+42
812-700一(9+31X11)
85+14X(14+208-26)
(284+16)X(512-8208一18)
120-36X4-18+35
(58+37)一(64-9X5)
(6.8-6.8X0.55)一8.5
0.12X4.8-0.12X4.8
(3.2X1.5+2.5)-1.6
6-1.6一4=5.38+7.85-5.37=
7.2-0.8-1.2X5=6-1.19X3-0.43=
6.5X(4.8-1.2X4)=
5.8X(3.87-0.13)+4.2X3.74
32.52-(6+9.728一3.2)X2.5
[(7.1-5.6)X0.9-1.15]一2.5
5.4一[2.6X(3.7-2.9)+0.62]
12X6-(12-7.2)-6
12X6-7.2-6
0.68X1.9+0.32X1.9
(58+370)-(64-45)
420+580-64X21-28
(136+64)X(65-345-23)
48.10.15-10.75X0.4-5.7388+(5000-1000)158+262+138375+219+381+2255001-247-1021-232
(181+2564)+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755-(2187+755)2214+638+2863065-738-1065899+3442357-183-317-3572365-1086-214497-2992370+19953999+4981883-39812X25
75X24
138X25X4
(13X125)X(3X8)
(12+24+80)X50
704X2525X32X125
32X(25+125)88X125
102X7658X98
178X101-178
84X36+64X84
75X99+2X75
83X102-83X2
98X199
123X18-123X3+85X123
50X(34X4)X3
25X(24+16)
178X99+178
79X42+79+79X57
7300-25-4
8100-4-75
16800-120
30100-2100
32000-400
49700一700
1248一24
3150一15
4800-25
2356-(1356-721)
1235-(1780-1665)
75X27+19X25
31X870+13X310
4X(25X65+25X28)
(181+2564)+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99755^(2187+755)
2214+638+2863065-738-1065
899+344
2357-183-317-3572365-1086-214
497-299
2370+1995
3999+498
1883-398
12X2575X24
138X25X4
(13X125)X(3X8)
(12+24+80)X50
704X25
25X32X125
32X(25+125)
88X125
102X76
58X98
178X101-178
84X36+64X84
75X99+2X7583X102-83X2
98X199
123X18-123X3+85X123
50X(34X4)X3
25X(24+16)
178X99+178
79X42+79+79X57
7300-25-4
8100-4-75
16800-120
30100一2100
32000一400
49700一700
1248-24
3150-15
4800-25
21500-125
2356-(1356-721)
1235—(1780-1665)
75X27+19X25
31X870+13X310
4X(25X65+25X28)
12x+3(9-x)=21
2x+3*9-3x=21
27-x=21
x=27-21
x=6
2.(1-25%)x=72
x=72-75%
75%x=72
x=96
3.x-40%x=3.6
(1-40%)x=3.6
x=3.6一60%x=6
6.2-(1/4+1/7)X4/11
=2-11/28X4/11
=10/7
2x+3x=60
5x=60
x=12
3.6x-2.8x=12
0.8x=12
x=15
100x-x=198
99x=198
x=2
18x+2x=60(问题里弄成+60了是等号吧?
)
20x=60
x=3
5x+6x=12.1
11x=12.1
x=1.1
6.6x-5x=8
1.6x=8
x=5
4x-x=24
3x=24
x=8
1.5x-x=1
0.5x=1
x=2
1.9x+0.4x=9.2
2.3x=9.2
x=4
25x-5x=10X20-5X20
20x=100
x=5
80x-40=(30x+40)X280x-40=60x+8020x=120x=6
80x-3200=60x+1200
20x=4400x=220
1.5-0.06=1.44
0.75一15=0.05,
0.4X0.8=0.32,
420-35=12,
25X12=300,
135-0.5=2703/4+1/4=1,
3-2/3=7/3,3/4-1/2=1/4
1/6+1/2-1/6=1/2,7.5-(2.5+3.8)=1.2,7/8+3/8=5/43/10+1/5=1/2,4/5-7/10=1/10,2-1/6-1/3=1.50.51一17=0.03,32.8+19=51.8,5.2一1.3=4,
1.6X0.4=0.644.9X0.7=3.43,
1一5=0.2,
6-12=0.5,
0.87-0.49=0.38