ORDER OF ORDER OF OPERATIONSOPERATIONS

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

order. order.

TRY THIS!!!TRY THIS!!!

3 + 4 * 6 =3 + 4 * 6 =INCORRECTCORRECT

The “P”The “P”

The “P” stands for items in The “P” stands for items in parenthesesparentheses

Do all items in the parentheses Do all items in the parentheses firstfirst

6 x (2 + 3) =

The “E”The “E”

The “E” stands for ExponentsDo anything that has an exponent (power)

82

12 + 82 =

The “MD”The “MD” Represents Represents Multiply and DivideMultiply and Divide Do Do which everwhich ever one of these comes one of these comes

first in the problemfirst in the problem

Work these two operationsfrom left to right

8 ÷ 4 x 7

The “AS”The “AS”

Represents Represents Add and SubtractAdd and Subtract Do which ever one of these comes Do which ever one of these comes

firstfirst Work left to rightWork left to right

PEMDASPEMDAS

Remember the Remember the order by the order by the phrasephrase PleasePlease Excuse Excuse My DearMy Dear Aunt SallyAunt Sally

P__________E_________ M__________D_________A__________S___________

1) 5 + (12 – 3)1) 5 + (12 – 3)

2) 8 – 3 • 2 + 72) 8 – 3 • 2 + 7

3) 39 ÷ (9 + 3) 39 ÷ (9 + 4)4)

4)4) 10 + 8 ÷ 2 – 10 + 8 ÷ 2 – 66

5)5) 15 • 1015 • 1033

6)6) 36 ÷ (1 + 36 ÷ (1 + 2)2)22

7) 3 • 107) 3 • 1044

8)8) (5 – 1)(5 – 1)33 ÷ ÷ 44

9)9) 14 + 3(7 -2) – 2 14 + 3(7 -2) – 2 • 5• 5