1.9 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 + 0 = a

• identity of addition
• identity of multiplication
• inverse of addtion
• multiplication of zero

Tags

CCSS.1.OA.B.3

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 addtion

• a + (-a) = 0
• 1 + 1 = 2
• a + 0 = a
• a + b = b + a

Tags

CCSS.7.NS.A.1B

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

What property is this?
77+(8+3) = (8+3)+77

• Commutative
• Associative
• Additive Identity
• Distributive

Tags

CCSS.1.OA.B.3

What property is this?
-11.3 + 0 = -11.3

• Additive Inverse
• Additive Identity
• Property of Zero
• Commutative

Tags

CCSS.7.NS.A.1B