Q1 Exam in Math 7

According to commutative property, a x b =

• b x a

• -( b x a )

• 1/(b x a )

• -1/ (b x a )

Which property is used in this ? 8 + (3 + 4) =( 8 + 3) + 4

• Associative Addition

• Associative Multiplication

• Commutative Addition

• Commutative Multiplication

Which property is used in this ? 9 x 2 = 2 x 9

• Commutative Property of Multiplication

• Associative Property of Multiplication

• Multiplicative Inverse property

• Distributive Property

Closure property of integers states that if a and b are integers then a + b = c, is also an integer ?

• True

• False

Which property is used in this ? 7 x (12-9) = (7 x 12) - (7 x 9)

• Commutative Property

• Associative Property

• Distributive Property

• Identity Property

The product of a positive and a negative integer is negative

• True

• False

The product of odd number of negative integers is a negative integer

• True

• False

Integers are closed under subtraction

• True

• False

When we change the order of Integers. Their difference remains the same.

• True

• False

( -5) x ( 33) = 5 x (-33)

• True

• False