Basic Integers Addition and Multiplication

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

• True

• False

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

• True

• False

Which of the following is the multiplicative identity for an integer a ?

• a

• 1

• 0

• -1

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

• Commutative Property

• Associative Property

• Distributive Property

• Identity Property

What is the additive inverse -30

• 31

• 90

• 60

• 30

_____ is/are set of whole numbers and its opposites

________ is repeated addition.

73 + (-73)

• 73

• 146

• -146

• 0

When we add a positive integer and a negative integer, we have to perform subtraction on the absolute value of each integer, then copy the symbol of the _(biggger or smaller)_ number

Identify the property: a + 0 = a

• Commutative Property for Addition

• Associative Property for Addition

• Identity Property for Addition

• Inverse Property for Addition