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Grade 9 integers

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ADDITION AND SUBTRACTION OF INTEGERS IN
ALGEBRA
1) 4 x 2  7 x  8 x 2  6 x  3  3x 2  2
2) 2 x  (3xy)  (2 x)  6 xy  5
3) 4ab  (2ba)  (3b2 a 2 )  6ab  ab
MULTIPLICATION OF INTEGERS IN ALGEBRA
1) 2 x(3x)  (5x)
2) 6a(2ab)  2ab(3b)
3) 2 x(3xy)  (2 x)  6 xy(2 x)  5 x 2
DIVISION OF INTEGERS IN ALGEBRA
1)
18 x 5
4x2
2)
8 x3 y 2
4 x2 y
3)
16a 5b8
12a 4b 2
4)
2 x(4 y 2 )  3 y(2 xy)
2 xy 2
SQUARES AND CUBES OF INTEGERS
1) 2(3x)2  3(4 y 3 )3
2) (3a 2bc)2  5a 4 (2bc) 2
3) (3x 2 y ) 2  2( x 2 y ) 2  3x 2 (2 xy ) 2
4) (2 pq)3  2 pq(3 pq) 2  3 p 3 (2q)3
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