七年级数学下册计算题大全107Word格式.docx
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七年级数学下册计算题大全107Word格式.docx
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85
(2y-6x+z2)-(9y-2x+9z2)
(4k2-3k)-(9k2+8k+8)
(3a2+4a-5b)-(9a2-2a+3b)
9x2-(x2+7x-6)-(2x+2)
7y2-(5x2+y)+(8x2-8y2)
(5x2-4xy+—x)-(5x2+6xy+x)
8
81
(—xy-9y2-8)-(x2-—xy-y2-5)
75
56
(xy+—y+—)+(xy-x-4)
47
(5y+7x+3z2)-(2y-8x-7z2)
(7k2-7k)-(k2+k-2)
(9a2-6a-2b)+(5a2-3a+3b)
9x2+(5x2-9x-4)+(4x+7)
y2+(7x2-y)+(8x2+5y2)
(2x2-6xy-—x)+(x2-8xy-9x)
6
46
(—xy+8y2-3)+(x2+—xy-8y2+5)
57
11
(xy+—y-—)+(xy+x-3)
83
(6y+4x-z2)+(8y+6x-z2)
(9k2-3k)-(8k2-2k-6)
(6a2+5a+3b)-(a2+7a-9b)
7x2-(3x2+9x-7)-(2x+9)
8y2+(5x2-y)-(4x2-4y2)
(2x2-2xy+—x)+(9x2+xy+5x)
71
(—xy-2y2-8)-(x2-—xy+3y2+7)
63
66
(xy-—y-—)+(xy-x-6)
57
(4y+6x+6z2)+(5y+5x+7z2)
(5k2+5k)+(8k2+8k-1)
(2a2-8a-9b)-(2a2-8a+5b)
6x2+(6x2+5x+4)+(9x+8)
5y2-(6x2-y)-(5x2-6y2)
7
(x2-8xy-—x)-(9x2+9xy+7x)
(—xy-9y2-8)-(x2-—xy+8y2+6)
64
(xy-—y+—)+(xy+x-6)
65
(2y-3x+3z2)-(3y+x-2z2)
(4k2+4k)+(2k2-7k-1)
(5a2+8a-7b)+(2a2+6a+8b)
9x2+(8x2+7x+8)+(9x-8)
4y2-(8x2+y)+(x2-2y2)
(4x2-6xy+—x)-(2x2-2xy-9x)
4
58
(—xy+7y2+6)+(x2+—xy-2y2+1)
67
98
(xy+—y-—)+(xy+x-6)
87
(2y+x+9z2)+(2y-3x+5z2)
(7k2+4k)+(4k2-3k+9)
(2a2-5a-8b)-(3a2-8a+9b)
3x2+(4x2-9x-8)-(2x-3)
4y2+(4x2+y)-(5x2+9y2)
(4x2+8xy+—x)-(5x2+7xy+7x)
65
(—xy+y2-3)-(x2-—xy-8y2+6)
56
92
(xy+—y+—)+(xy-x-1)
(5y+6x+8z2)-(7y-5x-2z2)
(k2+7k)-(k2+7k-7)
(4a2+2a+9b)+(2a2+9a-7b)
6x2-(x2-9x-6)-(8x-6)
8y2+(x2-y)-(2x2-5y2)
(8x2+7xy+—x)+(6x2+7xy-4x)
47
(—xy+5y2+8)+(x2-—xy-4y2-6)
36
12
(xy-—y+—)-(xy-x-1)
63
(5y-3x-2z2)+(3y-7x+5z2)
(9k2+6k)+(6k2-9k-4)
(6a2+6a+8b)-(7a2-8a-b)
2x2+(6x2-4x+3)+(5x-4)
3y2+(6x2-y)+(7x2+3y2)
(2x2+2xy+—x)+(7x2-3xy-x)
13
(—xy-6y2+8)+(x2+—xy+8y2-6)
54
18
(xy+—y+—)+(xy-x+4)
(y+2x-z2)-(5y-6x-z2)
(k2-k)-(k2-k+1)
(8a2+7a+8b)-(5a2+3a-5b)
7x2+(4x2+8x-5)+(2x-4)
5y2-(5x2-y)-(6x2+5y2)
(9x2-3xy+—x)+(2x2+xy-6x)
11
(—xy-3y2+7)-(x2-—xy+9y2-5)
44
13
54
(8y+4x-4z2)+(5y-5x+2z2)
(4k2-k)+(7k2-k+8)
(a2+9a-2b)-(3a2-3a-5b)
6x2+(x2+8x+3)+(5x+7)
3y2-(x2-y)-(2x2+2y2)
3
(2x2-8xy+—x)+(5x2+7xy-7x)
51
(—xy+5y2+6)-(x2+—xy+5y2-7)
43
(xy-—y+—)-(xy-x-7)
36
(6y-2x-5z2)-(9y-3x+4z2)
(5k2+3k)+(9k2+k+7)
(5a2+9a-3b)-(3a2+9a+6b)
4x2-(8x2-3x-3)-(3x-8)
7y2-(9x2+y)-(9x2+5y2)
(7x2+6xy-—x)-(9x2-4xy-5x)
61
(—xy-7y2+6)-(x2-—xy-7y2+1)
51
(xy+—y-—)-(xy+x-2)
45
(6y+x-5z2)+(7y+5x+7z2)
(5k2-2k)+(6k2+6k-5)
(2a2+a+9b)-(3a2+4a+2b)
8x2-(4x2-4x-4)-(3x-1)
9y2-(3x2-y)-(3x2-7y2)
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- 七年 级数 下册 算题 大全 107