Properties of Add and Mult

Identity Property

• 5 x 0 = 0

• 1 x 5 = 5

• 5 x 2 = 10, 2 x 5 = 10

Commutative Property

• 4 x 1 = 4

• 6 x 2 = 12, 2 x 6 = 12

• 7 x 0 = 0

8 x 3 = 24, 3 x 8 = 24

• Identity Property

• Commutative Property

• Zero Property

Which property of multiplication is shown below:
(5 × 8) × 6 = 5 × (8 × 6)

• Commutative Property
• Associative Property
• Identity Property
• Zero Property

Which property of multiplication is shown below:
17 × 113 = 113 × 17

• Commutative Property
• Associative Property
• Identity Property
• Zero Property

The commutative property of multiplication states that the order of the numbers in an equation:

• Should go from least to greatest
• Doesn't change the product
• Should go from greatest to least
• Is always important

Rewrite (9 x 6) x 5 using the associative property.

• 270
• 9 x 30
• 9 x (6 x 5)
• 5 x 9 + 5 x 6

Which of these illustrates the associative property of multiplication?

• 3 x (2 x 7) = (3 x 2) x 7
• 6(3 + 1) = (6 x 3) + (6 x 1)
• 4 x 23 = 23 x 6
• 5 x 0 = 0

Which property is this an example of?
8 x (3 x 7) = (8 x 3) x 7

• Associative Property of Addition
• Identity Property of Multiplication
• Identity Property of Addition
• Associative Property of Multiplication

Which property is this an example of?
6 x 7 = 7 x 6

• Associative Property of Multiplication
• Commutative Property of Multiplication
• Inverse Property of Multiplication
• Distributive Property