Evaluate each expression

1
Evaluate each expression

• 1.) 5 2 3
• 2.) 5 (2 3)

2
Evaluate each expression
Do this first

• 1.) 5 2 3

• 10 3
• 13

3
Evaluate each expression
Do this first

• 2.) 5 (2 3)

• 5 5
• 25

4
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5
Order of Operations
PEMDAS

• P Parenthesis
• E Exponent
• M Multiply
• D Divide
• A Add
• S Subtract

PEMDAS
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6
Order of Operations

• There are 4 levels of the Order of Operations.
• 1.) Parenthesis
• 2.) Exponents
• 3.)Multiply Divide
• 4.)Add Subtract

7
Parenthesis
PEMDAS
Exponent
Multiply
Divide
Add
Subtract
8
Write the number representing the order in which
each number is executed.

• 1.) 6 5 4
• --- ---
• 2.) 7 - 6 - 4
• --- ---

2
1
1
2
9

• 1.) 3 2 5
• 2 1
• 2.) 4/2 6/3
• 1 3 2
• 3.) 4 6 - 6 2
• 1 3 2

10

• 4.) 4 b/2 a
• 3 1 2
• 5.) a/c c/d
• 1 2 3
• 6.) (2 3) 5
• 1 2

11

• 7.) 7 (2 2) 4
• 2 1 3
• 8.) 6 4 (3 - 1)
• 3 2 1
• 9.) 62 5 3
• 1 3 2

12

• 10.) a (c - d (m/3 n/22)) 6
• 7 6 5 2 4 3 1 8
• 11.) 6 4 (6 5) 5 7
• 4 2 1 3 5

13
PEMDAS Examples

• 1.) 3 (4 1)
• 3 5
• 15

14
PEMDAS Examples

• .2) 12 - 8 - 3
• 4 - 3
• 1

15
PEMDAS Examples

• 3.) 8 5 2 8 10
• 12 12

18 12
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