Math 6 Unit 4: Expressions

Evaluate the expression. 2⁰ + (5² +4) - 5

• 20
• 15
• 10
• 25

Evaluate the expression. {25 - (18 ÷ 3 + 1)} × 3²

• 162

• 159

• 54

• 93

Write an expression that shows 3 x 3 x 3 using exponents.

• 3³

• 3 * 3 * 3
• 3 - 3 - 3

• 3 + 3 + 3

Evaluate 20 ÷ 2m for m = 5.

• 20 ÷ 2(5) = 20 ÷ 10 = 2
• 20 ÷ 2(5) = 20 ÷ 5 = 4
• 20 ÷ 2(5) = 10(5) = 50

• 20 ÷ 2(5) = 20 ÷ 15 = 1.3

Simplify the expression by applying the distributive property. 5(x+3)

• 5x² + 15

• 5x + 15
• 5x - 15
• 5x + 8

Simplify: 7x + 8y + x - 2y

• 8x + 6y
• 5x - 4y
• 7x + 10y
• 15x + 6y

A group of 5 students are each carrying 5 bags to a table and each of the bags has 5 food items. Write the expression and solve.

• 25
• 100
• 125
• 625

The cost of renting a moving truck is $49.99 plus an additional $0.49 for each mile driven. Write an expression that represents the cost of renting the truck for m miles.

• 49.99 + 0.49m
• 49.99 / 0.49m
• 49.99 * 0.49m
• 49.99 - 0.49m

List the property illustrated by the number sentence. 8• (3 • 4) = (8•3) •4

• Identity property of multiplication
• Commutative property of multiplication
• Associative property of multiplication
• Distributive property of multiplication

List the property illustrated by the number sentence.

3 • 0 = 0

• Additive Identity Property
• Commutative Property of Multiplication
• Zero Property of Multiplication
• Distributive Property