ORDER OF OPERATIONS

1
ORDER OF OPERATIONS

• How to do a math problem with more
  than one operation in the correct order.

2
PEMDAS

• Remember the order by the phrase
• Please
• Excuse
• My Dear
• Aunt Sally

3
The P and E

• The P stands for items in parenthesis
• Do all items in the parenthesis first

(2 3)

• The E stands for Exponents
• Do anything that has a exponent (power)

82
4
The MD

• Represents Multiply and Divide
• Do which ever one of these comes first in the
  problem

Work these two operations from left to right
5
The AS

• Represents Add and Subtract
• Do which ever one of these comes first
• Work left to right

8 7 - 5 2
6
Lets Try!

• 5 (12 3)
• PEMDAS
• What comes first?
• (12-3) 9
• 5914
• 5(12-3)14!

7
Lets Try!

• 8 3 2 7
• PEMDAS! What comes first?
• 326
• 8-67
• 8-62
• 279
• 8-3279!

8
Lets Try!

• 39 (9 4)
• PEMDAS! What comes first?
• (94)13
• 39 13 3
• 39(94)3

9
You Try!

• 10 8 2 6

10
You Try!

• 15 103

11
You Try!

• 36 (1 2)2

12
You Try!

• 3 104

13
Lets Check!

• 10 8 2 6
• 10 4 - 6
• 14 - 6
• 8
• 15 103
• 15 1,000
• 15,000

14
Lets Check

• 36 (1 2)2
• 36 32
• 36 9
• 4
• 3 104
• 3 10,000
• 30,000