Properties of integers

Which of the following is an example of the distributive property?

• 98 x 1= 98

• 3 + 92 = 95

• 72 + 51 = 51 + 72

• 6 (16 + 4) = (6 x 16) + (6 x 4)

25 + ( -12) = (-12 + 25) is an example of which property?

• Associative property of addition

• Commutative property of addition

• Identity property of addition

• Inverse property of addition

Multiplicative identity element is __________

List all the properties of integers you know.

Additive inverse of (-5) is ___________

Additive identity element is ______

• 1

• -1

• 0

• -2

Shila rearranged an expression to make it easier to solve.

He changed 20 + (30 + 5) to (20 + 30) + 5. Which of the following properties tells us that it is okay for Shila to arrange the problem that way?

• Associative property of addition

• Distributive property of multiplication over addition

• Identity property of addition

• Commutative property of addition

Which of the following is an example of commutative property of multiplication.

• 5 + 0 = 5

• 11 x 1 = 5

• 12 x 16 = 16 x 12

• 22 ( 12 - 16) = 22 x 12 - 22 x 16