七年级数学下册计算题大全201.docx
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七年级数学下册计算题大全201.docx
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七年级数学下册计算题大全201
(7k2-6k)+(k2+2k+2)
(3a2-a+5b)-(7a2-4a-7b)
5x2-(3x2-x+6)+(7x-9)
6y2+(8x2+y)+(x2+5y2)
1
(2x2+5xy+—x)+(4x2+3xy+4x)
4
41
(—xy+2y2+3)-(x2+—xy-9y2+4)
53
21
(xy+—y+—)+(xy-x-4)
37
(3y-4x-9z2)+(y+3x+9z2)
(k2-3k)+(k2-7k-6)
(2a2+7a+b)+(a2+2a-9b)
4x2+(8x2-5x-6)-(4x-2)
6y2-(3x2+y)-(x2-6y2)
9
(4x2-2xy+—x)+(7x2+4xy+7x)
8
91
(—xy+9y2-9)-(x2+—xy+4y2+1)
87
19
(xy+—y-—)+(xy+x-4)
38
(3y+9x-8z2)+(5y-7x-3z2)
(9k2-k)-(5k2+3k+6)
(4a2+2a+6b)-(4a2-6a-3b)
4x2+(6x2-x-9)+(5x-7)
4y2-(5x2+y)+(8x2-y2)
1
(x2-xy+—x)-(7x2+8xy-2x)
8
55
(—xy-2y2-9)+(x2+—xy-9y2-1)
64
85
(xy-—y-—)-(xy-x-6)
74
(8y-8x+4z2)-(y+3x-5z2)
(5k2+9k)+(4k2-7k+8)
(5a2+3a+6b)+(9a2-7a-6b)
5x2-(5x2-x+3)-(x-3)
5y2-(9x2-y)+(8x2-3y2)
5
(8x2+6xy+—x)-(x2+7xy+6x)
4
48
(—xy-9y2-1)+(x2-—xy-3y2+5)
57
56
(xy-—y+—)+(xy-x+5)
67
(4y+6x+8z2)+(y-3x-7z2)
(8k2+k)+(k2-6k-1)
(a2-3a-9b)+(9a2-8a-9b)
4x2+(3x2+9x-7)-(4x+5)
3y2+(9x2-y)+(3x2+2y2)
5
(6x2-8xy+—x)-(x2-5xy+8x)
6
22
(—xy-y2-6)-(x2-—xy-5y2+8)
33
76
(xy-—y+—)+(xy+x+9)
67
(8y-8x+2z2)-(8y-7x-5z2)
(2k2-5k)-(5k2-7k-6)
(9a2+2a+7b)-(8a2+8a+7b)
4x2+(x2+7x-7)-(9x-8)
3y2+(3x2-y)-(8x2+9y2)
6
(6x2-6xy-—x)-(8x2+3xy+2x)
7
45
(—xy-7y2-6)+(x2-—xy-y2+2)
36
16
(xy+—y+—)+(xy-x+8)
87
(2y-2x+5z2)-(2y+2x-6z2)
(7k2+7k)-(7k2-7k+9)
(7a2-a-6b)+(8a2-6a-2b)
6x2-(4x2+8x+9)-(3x+4)
8y2-(2x2-y)+(8x2-y2)
5
(2x2-6xy-—x)+(4x2+6xy+3x)
6
14
(—xy+3y2-3)-(x2+—xy-7y2+7)
75
91
(xy+—y-—)+(xy+x+9)
85
(3y-x-5z2)-(7y-6x-4z2)
(2k2+4k)-(6k2+9k+6)
(5a2+a-6b)+(4a2+7a-7b)
3x2-(7x2+2x+5)+(7x-4)
4y2-(x2-y)+(6x2-2y2)
1
(2x2-6xy-—x)-(2x2-5xy+x)
7
47
(—xy-y2+5)+(x2+—xy-9y2-2)
38
11
(xy-—y+—)-(xy+x-7)
85
(2y-2x-z2)-(8y-9x-8z2)
(k2+2k)-(7k2+9k-6)
(a2+3a-6b)+(9a2+7a+2b)
x2-(6x2+2x-8)+(4x-6)
2y2+(6x2-y)-(5x2-4y2)
6
(x2-4xy-—x)+(2x2-5xy+3x)
7
52
(—xy+4y2-2)-(x2-—xy+4y2+2)
43
18
(xy+—y+—)+(xy-x-7)
67
(4y-7x+9z2)-(7y-4x+8z2)
(5k2+k)-(9k2-4k+4)
(a2+2a+9b)-(6a2-5a-3b)
9x2-(x2+x-9)+(7x+3)
2y2-(5x2-y)+(9x2-6y2)
1
(3x2+4xy+—x)-(6x2-4xy-3x)
3
81
(—xy-5y2-9)-(x2+—xy+8y2+7)
76
46
(xy-—y-—)+(xy-x-3)
35
(7y-2x-3z2)+(2y-x-8z2)
(4k2-k)+(9k2+5k+3)
(8a2-8a+4b)-(8a2+a+b)
9x2-(6x2+6x-4)+(6x-9)
9y2-(4x2+y)+(x2+4y2)
4
(8x2-8xy-—x)-(6x2+5xy-7x)
5
15
(—xy+5y2+1)-(x2-—xy+4y2+8)
56
11
(xy-—y-—)+(xy-x+7)
35
(9y-8x-3z2)+(3y+3x+8z2)
(7k2-7k)+(9k2+3k-6)
(7a2+7a+6b)+(7a2+8a+2b)
6x2-(2x2-8x+5)+(x+5)
7y2-(7x2-y)+(3x2+4y2)
6
(2x2+6xy+—x)+(6x2+3xy+9x)
7
11
(—xy+8y2-3)-(x2+—xy-8y2-4)
36
11
(xy-—y-—)-(xy+x-5)
64
(7y+2x+3z2)+(4y+3x+3z2)
(3k2+8k)+(4k2-4k-1)
(6a2+2a-6b)+(4a2-2a-8b)
4x2+(9x2+4x+8)-(x-1)
8y2-(5x2-y)-(4x2+5y2)
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- 七年 级数 下册 算题 大全 201