Properties of Real Numbers

Identify the property
a + b = b + a

• Identity of addtion
• commutative of addition
• associative of addition
• symmetric

Tags

CCSS.1.OA.B.3

Identify the property
(a ⋅ b) ⋅ c = (c ⋅ b) ⋅ a

• commutative of multiplication
• identity of multiplication
• inverse of multiplication
• associative of multiplication

Tags

CCSS.3.OA.B.5

Identify the property

a (1) = a

• identity of addition

• identity of multiplication

• inverse of addtion

• multiplication of zero

Tags

CCSS.3.OA.B.5

Pick the answer that is an example of the inverse property of multiplication

• 5 ⋅ 0 = 5
• 5 ⋅ 1/5 = 1
• 5 - 5 = 0
• 5 ⋅ 1 = 5

Tags

CCSS.3.OA.B.5

Pick the answer that is an example of the commutative property of multiplication

• b + c + a = a + b + c
• a(b + c) = ab + ac
• a ⋅ b = b⋅ a
• a ⋅ 1 = a

Tags

CCSS.3.OA.B.5

Pick the answer that is an example of the identity property of addition.

• a + (-a) = 0

• 1 + 1 = 2

• a + 0 = a

• a + b = b + a

Tags

CCSS.1.OA.B.3

Identify the property
a(b + c) = ab + ac

• Associative of addtion
• Distributive
• Commutative of addition
• Inverse

Tags

CCSS.3.OA.B.5

Identify the property 
a + (-a) = 0

• Inverse of addition 
• Identity of addtion
• associative of addition 
• symmetric

Tags

CCSS.7.NS.A.1B

If you multiply a number and its multiplicative inverse, what do you get?

• 0

• 1

• Not enough information

• None of these

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

What is the additive inverse of 2/3?

• -2/3

• 3/2

• 2/3

• -3/2

Tags

CCSS.7.NS.A.1B