11.3

M A T H 6 | L E S S O N 1 1 . 3 | C O M M U T A T I V E P R O P E R T I E S

Number
Properties &
Equivalent
Expressions

Unit 11

Commutative Properties

CCSS: 6.EE.A.3

1

Lesson 3

LEARNING
OBJECTIVES

M A T H 6 | L E S S O N 1 1 . 3 | C O M M U T A T I V E P R O P E R T I E S

3

Students can apply the commutative properties to
simplify expressions.

Students can define the commutative properties of
addition and multiplication.

Multiple Choice

8(0) = 0

• zero property of multiplication

• identity property of addition

• identity property of multiplication

Multiple Choice

8(1) = 8

• zero property of multiplication

• identity property of addition

• identity property of multiplication

Multiple Choice

8 + 0 = 8

• zero property of multiplication

• identity property of addition

• identity property of multiplication

M A T H 6 | L E S S O N 1 1 . 3 | C O M M U T A T I V E P R O P E R T I E S

5

Warm-Up: Review Properties

8 0 = 0
Zero Property of Multiplication

8 + 0 = 8
Identity Property of Addition

8(1) = 8
Identity Property of Multiplication

Identify each property by it’s appropriate name.

M A T H 6 | L E S S O N 1 1 . 3 | C O M M U T A T I V E P R O P E R T I E S

6

I Do: Commutative Property

Commutative Property of Addition

Changing the order when adding does not
change the sum.

𝒂 + 𝒃 = 𝒃 + 𝒂

𝟓 + 𝟐 = 𝟐 + 𝟓

𝟕 = 𝟕

M A T H 6 | L E S S O N 1 1 . 3 | C O M M U T A T I V E P R O P E R T I E S

7

I Do: Commutative Property

Commutative Property of Multiplication

Changing the order when multiplying does not
change the product.

𝒙𝒚 = 𝒚𝒙

𝟑(𝟐) = 𝟐(𝟑)

𝟔 = 𝟔

Draw

Draw answers on slide