1. Order of Operation

2. You’ll learn to evaluate expressions using the order of operations.
What you'll learn.
You’ll learn to evaluate expressions using the order of operations.

3. When am I ever going to use this?
Example
Knowing the order of operations will help you find the total cost of adults’ and children’s admissions to the zoo.

4. Memorize Rules
Number 1 - Do all operations within group symbols first.
This includes parentheses and brackets.

5. Memorize Rules
Number 2 - Work all problems that have exponents. Begin from Left to Right.

6. Memorize Rules
Number 3 - Multiply or Divide (which ever comes first from Left to Right).

7. Memorize Rules
Number 4 - Add or Subtract (which ever comes first from Left to Right).

8. Please Excuse My Dear Aunt Sally!
Thought of The Day
Please Excuse My Dear Aunt Sally!
This will help you learn the order of operations.

9. Please parentheses
excuse exponents
my multiply
dear divide
aunt add
Sally subtract

10. Are you up to the challenge?
1. (8+3)-5 6

11. ( ) 14

12. 3. 5 x x 4 28

13. x 4 23

14. 5. ( ) - 3 x 3 5

15. 6. 4(22-18) - 3 x 5 1

16. 7. 3( ) - (5 - 3) 16

17. If a = 5 and b = 4
5a – 3b 13

18. If a = 2 and d = 5
(2a + 5d) X 3 87

19. Did you get the right answer???
Elbert County Middle School