Class 7 Integers Ch-1 Ncert (Introduction)

Addition Properties 

Commutative – a+b = b+a

Associative – a+(b+c) = (a+b)+c

Distributive – a+(b+c) = a+b+a+c

Multiplication Properties 

Commutative – a*b = b*a

Associative – a*(b*c) = (a*b)*c

Distributive – a*(b+c) = a*b+a*c