1-4 HW

• Associative property of multiplication

• Commutative property of multiplication

• Distributive property

• Identity element of multiplication

You buy a sandwich for $3.95, an apple for $0.85, and a bottle of juice for $1.05. What is the total cost?

• $5.85

• $6.85

• $5.75

• $6.75

Name the property that the following statement illustrates: 89 + 2 = 2 + 89

• Identity property of multiplication

• Identity property of addition

• Associative property of multiplication

• Commutative property of multiplication

• Commutative property of addition

• Commutative property of multiplication

• Identity property of addition

• Associative property of multiplication

• Associative property of addition

• Identity property of multiplication

Simplify the following expression: 28 + 3 + 2 using mental math.

• 31

• 33

• 30

• 32

The sign at the right shows the costs for a deep-sea fishing trip. How much will the total cost be for 1 adult, 2 children, and 1 senior citizen to go on a fishing trip? Use mental math.

• $135

• $170

• $188

• $198

What is the result of simplifying the expression 8(2y) using the associative property of multiplication?

• 16y

• 10y

• 8y

• 4y

Which properties of real numbers are needed to simplify the expression (11 + a) + 17?

• Associative Property of Addition

• Commutative Property of Addition

• Distributive Property

• Both A and B

• True! The expressions can be shown to be equivalent using only the Associative

  Property of Multiplication.

• True! The expressions can be shown to be equivalent using both the

  Commutative Property of Multiplication and the Associative Property of Multiplication

• True! The expressions can be shown to be equivalent using only the

  Commutative Property of Multiplication

• The statement is false.

• Yes, Associative Property

• Yes, Identity Property

• Yes, Zero Product Property

• No, Multiplication Property of -1