浙教版七年级数学下册分式的加减法专项练习试题全套Word文档下载推荐.docx
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——+——
aa
xx6x
x+2x+2x+2
23
4c2d6c2d
2a-3(2a-3)2
m2-y2m+y
———-x-2
x-1
x-y7y
x-y3x-y3
43
m+2am-2a
n-12
nn
bb9b
———+———-———
b-6b-6b-6
44
7cd23c2d
5nn
6n-7(6n-7)2
m2
m2-y2m-y
x2
———-x-3
x-7
x-y8x
x3-yx3-y
y+3by-3b
y-99
yy
6bbb
b-3b-3b-3
2cd2c2d2
m6m
6m-9(6m-9)2
n5
a2-n2a-n
m
———-m-2
m-1
7x-2y3y
x2+y2x2+y2
14
x+3qx-3q
m-29
mmm
m-3m-3m-3
9cd25cd2
2m-3(2m-3)2
b4
a2-b2a-b
m2
———-m-5
m-5
x+y8x
x3+yx3+y
41
p+bp-b
n+87
m+5m+5m+5
4c2d2cd
bb
6b+6(6b+6)2
a4
———+m+3
x-y6y
x+yx+y
45
p+ap-a
m-81
aa2a
a-7a-7a-7
4c2d7c2d
7x3x
6x-2(6x-2)2
a2
———+a+6
a-9
8x+y7x
x3+y3x3+y3
15
m+2nm-2n
m+38
b4b9b
b+4b+4b+4
6cd6cd2
4bb
5b-2(5b-2)2
a2
a2-y2a+y
m-6
8x-y3y
54
3p+3q3p-3q
m+43
a8a8a
———-———+———
a+7a+7a+7
9c2d8cd
5n7n
4n-3(4n-3)2
———+x-3
x-6
3x+3y8x
x3-y2x3-y2
52
m+bm-b
y+18
2y2yy
y-9y-9y-9
33
2c2d7cd
n5n
6n-9(6n-9)2
m5
———-m+2
m-3
3x+7y5y
x3-y3x3-y3
x+3nx-3n
x+85
m9m3m
m+8m+8m+8
8c2d25cd
8x2x
5x+9(5x+9)2
n2
x2-n2x+n
x-4
6x-2y7x
x+y2x+y2
n-31
n7n2n
n-7n-7n-7
2c2d26cd
x2x
6x+6(6x+6)2
b2
———+x+3
x-3
p+3bp-3b
b+71
6a5aa
a+5a+5a+5
12
3c2d29cd2
x3x
3x-8(3x-8)2
m6
———+m+2
m-2
4x-5y8y
x3+y2x3+y2
3y+a3y-a
y-34
8y5yy
y+8y+8y+8
31
9c2d29c2d2
b7b
2b-4(2b-4)2
———+x+8
x-5
x+7y2x
m-85
n5n3n
n-6n-6n-6
24
3cd23c2d2
6n6n
4n+9(4n+9)2
a1
———-a+7
a-7
x+8y9x
x+2nx-2n
x+52
a4aa
a-2a-2a-2
5cd22cd
6yy
3y+4(3y+4)2
x3
x2-y2x-y
———-m-6
m-7
x-y2x
x2-yx2-y
11
2p+q2p-q
a+91
mm6m
8cd25c2d
2x-3(2x-3)2
———-x+4
x+y5y
3x+q3x-q
y+16
9x6xx
x-7x-7x-7
4c2d2cd2
b5b
2b+5(2b+5)2
a2-n2a+n
———+m-5
m-9
x-6y4x
55
m+qm-q
m+16
m+4m+4m+4
5c2d27c2d2
b6b
4b-4(4b-4)2
6x-y2y
m-54
x7x3x
x-1x-1x-1
9cd22c2d2
2m8m
3m+5(3m+5)2
a2-b2a+b
———+a+3
a-6
p+3ap-3a
b-12
x3xx
x+5x+5x+5
4cd5cd2
x4x
5x-2(5x-2)2
x5
———-a-8
5x-9y9x
x+73
4a5a7a
a+2a+2a+2
22
4c2d6cd2
2n+2(2n+2)2
x6
x2-y2x+y
———-a-4
a-4
x-y3x
3p+3b3p-3b
a-83
4cd24cd2
m3m
6m-3(6m-3)2
x2
x2-n2x-n
———-a-5
a-1
6x+6y7y
y+2by-2b
a+24
y3yy
y-5y-5y-5
7cd29c2d2
7nn
4n+4(4n+4)2
———+a+1
6x-8y6x
x-36
7a8aa
a+6a+6a+6
6c2d23cd
m4m
2m-4(2m-4)2
x4
———+x+4
8x+4y6y
2x+b2x-b
n+21
m+2m+2m+2
5cd29cd2
6nn
5x-y2x
x+qx-q
b-37
m9mm
8c2d27cd
5y2y
2y-7(2y-7)2
———+x-2
7x+4y7x
3m+n3m-n
b-23
9xxx
x-8x-8x-8
3cd22c2d2
3y4y
4y-4(4y-4)2
———-m-4
7x-y6x
3m+2b3m-2b
m-19
b8bb
b-4b-4b-4
5cd23cd
5a+9(5a+9)2
a5
———+m-6
4x-y3x
51
3x+2n3x-2n
a-46
aaa
9c2d23cd
———-x+7
9x+2y4y
x2+y3x2+y3
2m+3n2m-3n
b-82
9y6yy
y+2y+2y+2
13
5c2d24cd
4yy
6y+1(6y+1)2
———+x-6
x-2
3x-7y9y
2m+n2m-n
a-86
m2m8m
8c2d4c2d2
3b-8(3b-8)2
———-a-9
x-y9y
2x+3b2x-3b
y-66
7xx9x
x-5x-5x-5
3c2d25c2d2
2aa
6a+9(6a+9)2
x2-b2x-b
———+a-4
a-8
x+8y9y
m-56
8cd28c2d
9mm
6m-1(6m-1)2
b3
x+5y5y
3x+2b3x-2b
m+87
mm3m
3c2d7cd
5n+9(5n+9)2
x2-b2x+b
———+m+8
x-y8y
3m+3a3m-3a
a+84
7nn8n
6cd7c2d2
2x-4(2x-4)2
———+x+1
x-y6x
x2+yx2+y
3y+3b3y-3b
y-95
2xxx
x-9x-9x-9
3cd23c2d
3y+1(3y+1)2
6x-y8y
n+23
x2xx
x-3x-3x-3
5cd6c2d
7b7b
6b+1(6b+1)2
y6
———-m+7
x+y7y
m+am-a
x+77
a-3a-3a-3
3c2d4c2d
3mm
4m-2(4m-2)2
———+m-1
x-8y8x
x-y2x-y2
x+2bx-2b
m-83
m5m5m
m+3m+3m+3
7c2d25cd2
5m-3(5m-3)2
a6
———+a-6
x-4y6x
b+89
m7m5m
4c2d26c2d
5y6y
5y-8(5y-8)2
———+x+7
x-7y7x
3y+n3y-n
x+64
a2aa
8c2d29cd2
2y3y
2y-6(2y-6)2
m2-b2m-b
x-8
4x-6y2y
x-26
6b5b4b
b-5b-5b-5
7c2d7cd
7a6a
2a+4(2a+4)2
———+x-5
x+y9y
m+39
9x8xx
9c2d9c2d
9m5m
5m-6(5m-6)2
———-x-4
x-5y2x
———