七年级数学下册整式的除法练习题精选 52.docx
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七年级数学下册整式的除法练习题精选52
7
(—mn3-2m2n2-3n4)÷(3n)[(y+4)(y+8)-32]÷y
8
(10ab-8b)÷(6b)(54a+27a+15a)÷(6a)
(42x2y-21x2y2)÷(3xy)(10xy-y)÷y
(2xy-2y)÷y(4c3d2+c3d4)÷(-cd)
(5ma+8mb+5mc)÷m(9m2n+8m2)÷(2m)
(2a3b2-9a2c)÷(4a)(13x3+8x-4x)÷x
(12a2b2-7a2b-3a2b2)÷(ab)(-2a2-9a2b3+2a3b3)÷(-2a)
4
(—mn2+5mn2+6n4)÷(4n)[(y+5)(y+9)-45]÷y
3
(20ab-4b)÷(2b)(45a+21a4+9a4)÷(9a)
(33x2y-18x2y2)÷(6xy)(10xy-y)÷y
(4xy+5y)÷y(4c3d2+c2d2)÷(-c2d)
(8ma+2mb+4mc)÷m(3m2n-7m3)÷(4m)
(6a3b2+9a3c)÷(5a2)(11x+7x4+3x4)÷x
(15ab+8a2b-4a2b)÷(ab)(-2a2+10a3b3-2a2b3)÷(-4a2)
7
(—m2n3+4mn2-2n4)÷(6n)[(y+1)(y+6)-6]÷y
6
(2ab-6b)÷(6b)(33a+27a2-3a4)÷(3a)
(45xy+24x2y2)÷(6xy)(5xy-2y)÷y
(9xy+4y)÷y(8c2d-c2d2)÷(-cd)
(7ma-2mb+3mc)÷m(5m2n2+7m2)÷(4m)
(8a2b3-6a3c)÷(4a2)(14x-8x3+5x2)÷x
(10a2b-9a2b-3a2b)÷(ab)(-2a2-8a2b2-2a2b3)÷(-4a2)
1
(—mn4+2m2n2+3n3)÷(5n)[(m+1)(m+8)-8]÷m
6
(6ab+8b)÷(2b)(42a3-21a4-12a)÷(9a)
(36x2y2+27xy)÷(3xy)(8xy+2y)÷y
(7xy-2y)÷y(4c2d2+cd4)÷(-cd)
(3ma-5mb+8mc)÷m(2m3n2+7m)÷(3m)
(8a3b3+9a2c)÷(2a)(10x2+7x4+2x4)÷x
(13ab2-7a2b+2ab)÷(ab)(-4a3+7a3b2-4a3b2)÷(-3a)
4
(—mn4-5mn2-4n2)÷(5n2)[(n+2)(n+9)-18]÷n
5
(8ab+8b)÷(2b)(36a4-27a4+9a4)÷(3a)
(60x2y-21xy)÷(6xy)(6xy+y)÷y
(4xy-y)÷y(8c3d-c2d)÷(-c2d)
(6ma+4mb-2mc)÷m(6m2n2-7m)÷(2m)
(4a3b3-9a2c)÷(3a)(20x4+9x4-3x4)÷x
(10ab2-9ab+4ab)÷(ab)(-4a3-8a2b3+2a3b3)÷(-5a2)
3
(—mn4-2m2n3+3n3)÷(3n2)[(m+1)(m+9)-9]÷m
4
(12ab+8b)÷(6b)(69a2-24a-15a)÷(6a)
(45xy2+21xy2)÷(6xy)(7xy-y)÷y
(6xy+3y)÷y(8c2d2+c2d)÷(-cd)
(3ma-9mb-3mc)÷m(7m2n-8m2)÷(2m)
(8a3b2-6a3c)÷(5a)(11x+8x3+2x4)÷x
(15a2b+5a2b+3a2b)÷(ab)(-3a3-7a3b2-5a3b3)÷(-2a2)
1
(—mn4+4mn2+3n2)÷(2n2)[(y+3)(y+9)-27]÷y
5
(20ab-6b)÷(4b)(63a2+21a4-12a)÷(9a)
(33xy-27xy)÷(9xy)(6xy-4y)÷y
(7xy+4y)÷y(10c2d2-cd4)÷(-cd)
(4ma-2mb-5mc)÷m(9m2n+8m3)÷(2m)
(4a2b2-8a3c)÷(3a)(20x4+7x4-3x3)÷x
(14a2b2+6ab-4a2b2)÷(ab)(-4a2-9a2b2+2a2b2)÷(-3a)
7
(—m2n4+4mn2-8n2)÷(4n)[(y+2)(y+6)-12]÷y
6
(4ab+8b)÷(2b)(33a-21a3+9a2)÷(3a)
(45xy2-15xy)÷(12xy)(9xy+2y)÷y
(6xy-y)÷y(2c2d-c2d4)÷(-cd)
(ma-3mb-4mc)÷m(8m3n-8m)÷(5m)
(4a3b3+7a2c)÷(4a2)(14x2-8x3+5x4)÷x
(18a2b+8ab+4ab)÷(ab)(-2a2+6a2b2+5a2b3)÷(-2a)
1
(—mn3+4mn3+8n2)÷(4n2)[(b+1)(b+9)-9]÷b
7
(10ab-6b)÷(6b)(30a-27a+3a3)÷(6a)
(42x2y-27xy)÷(6xy)(2xy+5y)÷y
(7xy-2y)÷y(10c2d-c3d4)÷(-cd)
(8ma-5mb-9mc)÷m(9m2n+9m)÷(4m)
(2a2b2-7a3c)÷(4a2)(19x3+9x4+2x2)÷x
(17ab-9ab-2ab2)÷(ab)(-4a3-2a3b3-2a3b2)÷(-5a2)
2
(—m2n3-3mn3+2n4)÷(5n)[(x+5)(x+6)-30]÷x
3
(18ab-2b)÷(4b)(60a2-21a2+9a2)÷(9a)
(51xy2+24xy2)÷(3xy)(10xy+5y)÷y
(4xy+y)÷y(8c2d-c3d4)÷(-cd)
(4ma+4mb+6mc)÷m(3m2n-7m2)÷(3m)
(4a2b3+6a2c)÷(5a)(14x3-8x4+3x)÷x
(13a2b2-6ab+3a2b)÷(ab)(-3a3-9a3b3-3a2b3)÷(-4a)
1
(—m2n4-5m2n2+9n4)÷(6n2)[(y+2)(y+7)-14]÷y
8
(14ab-10b)÷(6b)(45a-27a2-15a)÷(3a)
(51x2y-18xy2)÷(3xy)(2xy+4y)÷y
(3xy-y)÷y(4c2d-c3d4)÷(-cd)
(9ma-6mb+8mc)÷m(6m3n-8m)÷(4m)
(8a2b3-7a3c)÷(4a2)(13x-9x3+3x2)÷x
(13ab+8ab-4ab)÷(ab)(-3a3-2a2b3-5a2b2)÷(-2a)
1
(—mn4-5m2n2-2n2)÷(5n2)[(y+3)(y+6)-18]÷y
5
(10ab+10b)÷(2b)(81a2+18a-3a4)÷(9a)
(48x2y+21xy2)÷(9xy)(8xy+2y)÷y
(5xy+4y)÷y(8c3d2-c3d4)÷(-c2d)
(6ma+9mb+2mc)÷m(4m3n-7m3)÷(2m)
(8a2b3+8a2c)÷(5a2)(20x2-9x2-5x)÷x
(15a2b-7ab-4ab2)÷(ab)(-2a2-2a3b2-4a3b3)÷(-2a)
6
(—mn4+4m2n2+8n3)÷(6n)[(y+1)(y+8)-8]÷y
5
(16ab+2b)÷(6b)(33a2+24a+6a3)÷(6a)
(57x2y+27x2y)÷(6xy)(2xy-3y)÷y
(9xy-3y)÷y(8c2d2-c2d4)÷(-c2d)
(2ma-2mb+2mc)÷m(5m3n+8m)÷(2m)
(8a3b3+8a3c)÷(5a)(15x-7x3+3x)÷x
(15a2b2+5a2b+4a2b2)÷(ab)(-4a2+2a2b2+5a3b3)÷(-5a)
1
(—m2n3+3m2n3-5n4)÷(5n2)[(b+2)(b+9)-18]÷b
8
(6ab-2b)÷(6b)(84a2+24a2+6a)÷(3a)
(45xy2-21x2y2)÷(12xy)(6xy+5y)÷y