七年级数学下册计算题大全96Word格式文档下载.docx
《七年级数学下册计算题大全96Word格式文档下载.docx》由会员分享,可在线阅读,更多相关《七年级数学下册计算题大全96Word格式文档下载.docx(15页珍藏版)》请在冰豆网上搜索。
9x2-(7x2-4x-1)+(4x-5)
5y2-(9x2+y)-(8x2-2y2)
8
(x2+6xy+—x)-(8x2+4xy-x)
7
13
(—xy-3y2+1)+(x2+—xy-7y2+9)
34
61
(xy-—y-—)-(xy+x-6)
58
(8y+5x-6z2)-(2y+x-8z2)
(2k2+3k)+(9k2+7k+1)
(9a2+5a-4b)-(3a2+8a+9b)
4x2-(7x2-5x+4)-(3x-9)
9y2+(x2-y)+(3x2-3y2)
(8x2+5xy+—x)-(5x2-4xy-6x)
16
(—xy+3y2-8)+(x2+—xy+4y2+7)
55
19
(xy+—y+—)-(xy-x+7)
88
(y+x-2z2)+(3y+6x-2z2)
(9k2-3k)-(5k2-8k-1)
(2a2-5a-2b)+(9a2+5a+5b)
9x2+(7x2-9x-2)-(x-4)
3y2+(7x2-y)-(5x2+3y2)
(4x2-7xy+—x)+(5x2+5xy-9x)
(—xy-3y2-3)-(x2+—xy-7y2-2)
77
14
(xy+—y-—)-(xy-x-9)
75
(8y+9x-z2)+(7y-3x+7z2)
(2k2-8k)+(3k2-4k-6)
(7a2-2a+6b)+(2a2-6a-2b)
8x2+(5x2-7x-4)+(x-6)
y2+(5x2+y)+(7x2+4y2)
(2x2+6xy+—x)-(5x2+xy+7x)
25
(—xy+6y2-8)+(x2+—xy-5y2+2)
11
(xy+—y-—)+(xy-x-6)
63
(5y-6x-6z2)+(y+7x-8z2)
(7k2+8k)+(2k2-9k+8)
(6a2+6a-7b)+(6a2+a+b)
5x2-(5x2-6x-1)+(9x+6)
7y2-(9x2+y)+(3x2-6y2)
4
(8x2+9xy+—x)+(x2-4xy+8x)
5
18
(—xy-3y2-5)+(x2-—xy+4y2+3)
47
(xy-—y+—)+(xy+x-4)
33
(5y+3x-3z2)-(4y-9x+3z2)
(5k2-7k)-(7k2+2k-5)
(2a2-a-8b)-(4a2-4a-9b)
8x2+(7x2-2x-1)+(8x-8)
y2-(6x2+y)-(9x2-3y2)
(7x2+8xy-—x)+(5x2-2xy-3x)
6
19
(—xy+2y2+9)+(x2+—xy-9y2-8)
48
66
(xy+—y-—)-(xy-x+7)
57
(4y+5x-3z2)+(6y-4x+2z2)
(4k2+k)+(9k2+k-5)
(6a2+6a+5b)+(9a2-8a+5b)
7x2-(5x2-2x-9)+(8x-4)
3y2-(4x2+y)-(5x2-9y2)
(5x2+xy-—x)+(4x2+5xy+3x)
86
(—xy+4y2+6)-(x2+—xy-7y2-9)
75
(xy+—y+—)-(xy+x-2)
(9y+x+4z2)-(4y+5x-8z2)
(3k2-7k)-(5k2+3k+2)
(9a2-4a-2b)-(4a2+3a-8b)
9x2-(8x2-x-4)+(9x-7)
3y2+(6x2+y)-(9x2-8y2)
(6x2+2xy-—x)-(5x2+6xy-x)
(—xy+9y2-4)-(x2-—xy-3y2-7)
37
77
(xy+—y+—)-(xy+x+6)
(7y+6x+5z2)+(8y+8x+7z2)
(8k2-k)-(8k2-8k-4)
(a2+7a-8b)+(7a2+6a+6b)
9x2-(4x2-4x-3)+(4x+5)
8y2-(4x2-y)-(7x2+7y2)
(x2-4xy+—x)+(8x2-2xy+2x)
(—xy-5y2+8)-(x2-—xy-2y2-4)
(xy-—y-—)-(xy+x-7)
(y+5x-4z2)-(2y-x+2z2)
(7k2-3k)+(7k2-7k+2)
(a2-5a+7b)-(4a2-8a-6b)
7x2+(8x2+8x-3)-(2x-7)
3y2+(8x2-y)-(3x2+9y2)
(8x2+9xy-—x)-(5x2+3xy+5x)
(—xy+8y2+4)+(x2+—xy-7y2-4)
53
(xy+—y-—)-(xy+x+9)
44
(5y+5x-6z2)+(5y-6x-2z2)
(7k2+9k)+(6k2-5k+7)
(a2-9a+8b)+(2a2-9a-6b)
3x2-(8x2-5x-8)-(9x+9)
7y2-(x2-y)+(2x2-3y2)
(5x2-6xy+—x)-(5x2+8xy+4x)
(—xy-6y2+4)-(x2-—xy-y2-5)
65
41
(xy+—y+—)+(xy+x-2)
(8y-3x+5z2)-(4y+3x-4z2)
(3k2-9k)+(9k2-8k+7)
(9a2-3a+b)+(a2-8a-5b)
5x2-(9x2-x+7)+(8x-9)
6y2+(4x2-y)+(4x2-y2)
(8x2+9xy+—x)+(x2-8xy+6x)
14
(—xy+8y2+2)-(x2+—xy+7y2+1)
53
12
(xy+—y-—)+(xy-x+3)
(7y-6x+4z2)-(y-4x+8z2)