Evaluate Expressions Introduction

15 + (7 x 3) In this expression, what do you do first?

• 15 + 7

• 7 x 3

• 7 + 3

• 15 + 3

12 - (3 x 2) + 4 In this expression, what do you do first?

• 2 + 4

• 12 - 3

• 3 x 2

• 12 - 4

Evaluate (3 + 5) x 4

• 32

• 23

• 12

• 19

Evaluate 2 x (6 - 4 )

• 10

• 12

• 4

Find the value of the expression.

• -12

• 12

• 14

• -14

Parenthesis are an example of a

• grouping symbol

• operation

• expression

Evaluate

4^3 = ?

• 64

• 16

• 7

• 12

Evaluate

2^2 = ?

• 2

• 4

• 6

• 8

Evaluate

5^2 = ?

• 25

• 10

• 7

• 15

Evaluate

3^2 = ?

• 3

• 5

• 6

• 9