Unit 1 Review Topics - The Real Number System

7 + (a + b) = (7 + a) + b

• Commutative Property of Addition

• Distributive Property

• Associative Property of Addition

• Transitive Property

(4y + 1) * 0 = 0

• Distributive Property

• Identity Property

• Inverse Property

• Property of Zero

3 * (1/3) = 1

• Inverse Property

• Identity Property

• Property of Zero

• Reflexive Property

Identify the property
a + b = b + a

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

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

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

Identify the example of the

inverse property of multiplication.

• 5 ⋅ 0 = 5
• 5 - 5 = 0
• 5 ⋅ 1 = 5

Identify the example of the

identity property of addition.

• a + (-a) = 0
• a + a = 2a

• a + 0 = a
• a + b = b + a

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

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

Identify the property 
a + (-a) = 0

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

• Multiplicative Inverse

• Multiplicative Identity

• Commutative

• Associative