初一数学下册整式的除法专项练习题 20.docx
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初一数学下册整式的除法专项练习题20
(x7y)÷(x5)(8a6b5c5)÷(6a4b3c)(5m8n5)÷(mn)2
(7m9n9)÷(7m2n)(2x2y)2•(-2x2y2)÷(16x4y)(x2y3)3÷(20xy3)
(3a7b3c)÷(3ab2)(a+5b)7÷(a+5b)3(-2r3s2)2÷(19r2s3)
7
(-—x2y9)÷(2xy)(a6b6)÷(4a2b2)(4x-6y)3÷(4x-6y)2
8
(2a9b4c)÷(5a4b2)•(-7a3bc3)
(x7y)÷(x2)(9a4b7c4)÷(6a2b2c)(6m10n3)÷(mn)
(6m9n3)÷(3mn)(2x2y)2•(-7x3y)÷(14x3y)(2x2y3)2÷(17x3y3)
(2a6b7c)÷(8a3b)(a+5b)7÷(a+5b)2(-r3s3)3÷(16r2s)
1
(-—x4y4)÷(7x2y2)(3a8b7)÷(2a3b)(x-6y)3÷(x-6y)
8
(6a5b8c)÷(8a4b)•(-3a3bc2)
(x7y)÷(x3)(8a5b3c5)÷(5a2b2c)(5m10n3)÷(mn)2
(7m8n8)÷(8mn)(2x2y)3•(-8x3y2)÷(15xy)(x2y2)2÷(15xy2)
(3a5b4c)÷(9a4b)(3a+7b)8÷(3a+7b)2(-r3s3)2÷(2rs)
6
(-—x7y4)÷(7xy2)(8a6b5)÷(6a6b)(4x-7y)3÷(4x-7y)2
7
(2a8b8c)÷(4a4b)•(-5a3b2c2)
(x9y)÷(x5)(6a7b5c5)÷(6a2bc)(3m3n4)÷(mn)
(8m9n8)÷(2m2n2)(2x3y)3•(-7x3y)÷(17x2y3)(2x2y2)3÷(7xy3)
(2a4b3c)÷(8ab2)(2a-7b)8÷(2a-7b)(-r2s2)3÷(17rs2)
7
(-—x4y7)÷(3x2y3)(2a6b8)÷(8ab3)(2x-6y)4÷(2x-6y)
6
(2a8b9c)÷(8a2b2)•(-3a3b2c2)
(x5y)÷(x2)(7a7b7c5)÷(3ab2c)(3m10n4)÷(mn)3
(4m8n6)÷(7m2n)(x3y)3•(-9x2y)÷(2x4y2)(x3y3)3÷(13xy3)
(6a4b2c)÷(5a4b2)(2a+6b)7÷(2a+6b)(-2r3s3)2÷(10r3s)
7
(-—x4y7)÷(6xy)(7a6b7)÷(6a5b2)(3x-5y)4÷(3x-5y)2
8
(3a5b9c)÷(2ab2)•(-7a2b2c2)
(x5y)÷(x)(6a9b3c4)÷(8a3b3c)(2m8n7)÷(mn)2
(3m2n5)÷(2m2n)(x2y)2•(-3x3y2)÷(7x4y3)(x2y3)3÷(8x3y)
(3a4b2c)÷(4ab2)(3a+5b)7÷(3a+5b)2(-r3s2)2÷(20r3s3)
1
(-—x7y6)÷(2xy2)(2a6b5)÷(2a5b2)(x-8y)3÷(x-8y)2
4
(a8b9c)÷(9a4b)•(-7a3b2c3)
(x5y)÷(x2)(2a8b9c4)÷(4a2bc)(9m5n4)÷(mn)2
(4m6n2)÷(6m2n)(2x2y)2•(-9x3y2)÷(12xy)(x3y3)3÷(8x3y2)
(6a6b3c)÷(3ab2)(4a-6b)8÷(4a-6b)3(-2r2s2)2÷(6rs)
7
(-—x5y3)÷(5xy3)(9a9b6)÷(4a4b3)(3x-5y)4÷(3x-5y)2
6
(6a7b4c)÷(7a2b2)•(-8a2bc2)
(x7y)÷(x5)(3a6b6c3)÷(7a4b3c)(7m3n4)÷(mn)2
(4m9n5)÷(7mn)(x2y)3•(-2x2y)÷(6x2y)(x3y2)2÷(4x3y)
(2a4b6c)÷(5a3b2)(a+7b)5÷(a+7b)(-2r2s2)2÷(18r3s2)
2
(-—x8y5)÷(4x2y3)(6a6b8)÷(6a4b2)(3x+8y)3÷(3x+8y)
3
(6a8b5c)÷(9a4b)•(-5a2b2c3)
(x10y)÷(x2)(4a8b6c2)÷(5a4bc)(3m9n6)÷(mn)3
(8m2n9)÷(8m2n2)(2x3y)2•(-2x3y2)÷(7x2y2)(x2y2)3÷(11x2y3)
(a7b6c)÷(2a3b)(2a-6b)6÷(2a-6b)3(-r3s3)3÷(6r2s3)
5
(-—x7y4)÷(3xy3)(9a6b4)÷(5a6b2)(2x+7y)4÷(2x+7y)2
4
(5a5b4c)÷(7a3b2)•(-7a2b2c2)
(x6y)÷(x2)(4a8b5c4)÷(9a2b2c)(4m4n7)÷(mn)2
(6m4n8)÷(7m2n2)(x2y)3•(-5x3y)÷(16x2y)(x3y2)2÷(9x2y3)
(3a6b2c)÷(3a4b)(a+8b)7÷(a+8b)2(-r2s2)3÷(7r3s)
6
(-—x4y9)÷(4x2y)(7a6b5)÷(9a3b3)(x-6y)3÷(x-6y)
5
(5a9b3c)÷(6a2b2)•(-7a3b2c3)
(x5y)÷(x5)(8a8b3c2)÷(5a3b2c)(5m5n3)÷(mn)
(2m3n6)÷(5mn2)(x3y)3•(-5x3y2)÷(16xy2)(x2y2)2÷(15x3y3)
(2a8b2c)÷(3a2b)(a-6b)5÷(a-6b)3(-2r3s2)3÷(2r2s)
7
(-—x8y6)÷(2x2y3)(7a6b9)÷(6a4b2)(2x+6y)4÷(2x+6y)
8
(4a6b8c)÷(9ab2)•(-8a3bc2)
(x7y)÷(x)(7a8b9c4)÷(2a4b3c)(4m5n5)÷(mn)2
(3m9n8)÷(3mn)(x2y)2•(-9x2y2)÷(16x2y2)(x3y3)3÷(16x2y)
(5a9b8c)÷(5ab2)(2a-7b)8÷(2a-7b)3(-2r2s3)2÷(5rs3)
6
(-—x6y5)÷(3xy)(4a6b8)÷(9a4b3)(4x-5y)3÷(4x-5y)
5
(a8b7c)÷(9a4b2)•(-9a3bc2)
(x5y)÷(x)(a7b5c3)÷(9a4bc)(2m7n5)÷(mn)2
(2m3n2)÷(8mn2)(x2y)2•(-7x3y2)÷(8x2y3)(2x3y3)2÷(6x2y)
(2a9b5c)÷(3a3b)(2a-6b)8÷(2a-6b)2(-r3s2)2÷(5r2s2)
1
(-—x2y8)÷(2x2y)(2a6b9)÷(3a3b2)(3x-6y)4÷(3x-6y)
8
(2a8b9c)÷(4a3b2)•(-4a2bc3)
(x9y)÷(x2)(10a6b5c2)÷(2a3b3c)(7m10n9)÷(mn)3
(8m7n6)÷(5mn)(x2y)2•(-5x3y)÷(14x3y3)(2x3y2)3÷(8x2y3)
(6a7b4c)÷(7a4b)(a+6b)7÷(a+6b)2(-2r2s3)3÷(14rs2)
3
(-—x3y7)÷(2x2y2)(8a6b8)÷(5a2b3)(4x-7y)4÷(4x-7y)2
4
(6a9b4c)÷(7a3b2)•(-7a2b2c3)
(x8y)÷(x4)(a8b6c3)÷(6a3bc)(2m6n4)÷(mn)
(8m9n8)÷(9m2n)(x2y)2•(-4x3y2)÷(2x3y2)(x3y2)3÷(2x3y2)
(5a4b3c)÷(6a3b2)(4a-6b)5÷(4a-6b)(-r2s3)3÷(7r2s2)
6
(-—x8y4)÷(9x2y2)(a7b8)÷(6a3b2)(4x-7y)3÷(4x-7y)
7
(6a6b5c)÷(5a2b2)•(-8a2bc2)
(x8y)÷(x3)(10a4b6c5)÷(4a4bc)(3m9n8)÷(mn)2
(2m8n6)÷(3mn)(x2y)3•(-6x2y)÷(2x4y3)(x2y2)2÷(8x3y)
(6a9b4c)÷(9a4b)(4a-6b)7÷(4a-6b)2(-2r2s3)3÷(19r2s3)
5
(-—x2y5)÷(4x2y3)(2a8b5)÷(9a6b3)(x+7y)3÷(x+7y)
4
(3a8b3c)÷(7a2b2)•(-5a2bc3)
(x9y)÷(x2)(10a6b8c5)÷(4a3b2c)(5m6n8)÷(mn)3
(3m6n5)÷(8mn)(2x2y)2•(-6x3y)÷(15xy)(2x3y2)2÷(20xy2)
(6a5b4c)÷(7a4b2)(4a-7b)5÷(4a-7b)(-r3s3)3÷(7rs)
1
(-—x3y4)÷(2x2y)(6a7b7)÷(5a2b3)(2x-6y)4÷(2x-6y)
5
(6a6b2c)÷(4a2b)•(-8a2bc3)
(x9y)÷(x4)(8a8b4c3)÷(3a2b2c)(8m8n8)÷(mn)
(9m9n8)÷(8mn)(x2y)3•(-4x3y)÷(20xy3)(2x2y2)2÷(12x2y3)
(a4b7c)÷(3a4b2)(4a+8b)9÷(4a+8b)3(-r3s2)3÷(13rs)
6
(-—x2y7)÷(7x2y2)(4a9b9)÷(4a5b)(2x+8y)3÷(2x+8y)
7
(a6b2c)÷(8a3b)•(-7a3bc3)
(x8y)÷(x2)(4a9b5c3)÷(9a4b2c)(8m5n9)÷(mn)2
(2m4n5)÷(5m2n)(x3y)3•(-3x2y2)÷(19x3y)(2x2y2)3÷(18x2y3)
(5a6b8c)÷(7a3b)(3a+8b)9÷(3a+8b)2(-r2s2)3÷(20rs3)
2
(-—x4y9)÷(2xy2)(a7b8)÷(9a3b2)(4x+5y)3÷(4x+5y)
3
(a8b2c)÷(3a3b)•(-8a3b2c2)