1. 12/3/14 Warm up ORDER OF OPERATIONS small to Large = divide 5,280 ft = 1 mile (mi) 2,640 ft = mi

2. small to Large = divide 5,280 ft = 1 mile (mi) 2,640 ft = mi X = 1 mi 2,640 ft = 5,280 ft 5,280 X = 2,640 1 5,280 X = 2,640 5,280 5,280 X = 0.5 mi same as ½

3. You all know how to add, subtract, multiply, and divide. Next

4. Purple Elephants May Destory A School

5. 12/3/2014 Order of Operations Parentheses: Simplify the expressions inside grouping symbols like parentheses Exponents and Square Roots: Find the value of all powers and square roots Multiply and Divide in order from Left to Right Add and Subtract in order from Left to Right

6. But what happens when all of those operations are in the same math problem? Next

7. There is a phrase we use to help us remember the order of operations… Next

8. Purple Elephants May Destory A School! Next

9. Purple 1. Solve inside parentheses ( ) Next

10. For Example: 10 + (5 - 4) x 3 10 + 1 x 3 Next

11. May Destory 2. Multiply or Divide from left to right. Next

12. For Example: 10 + (5 - 4) x 3 10 + 1 x 3 10 + 3 Next

13. A School ! 2. Add or Subtract from left to right. Next

14. For Example: 10 + (5 - 4) x 3 10 + 1 x 3 10 + 3 13 Next

15. Now it is your turn to try! Next

16. What should I solve first in 5 x 3 – (2 + 2) ? 5 x 3 2 + 2 3 - 2 5 + 2

17. That is correct! You remembered that you solve inside the parentheses ( ) first! Next

18. Good Try, but remember that Purple Elephants May Destory A School ! Try Again

19. What should I solve first in 6 + 4 x 3? 4 x 3 6 + 3 6 + 4 10 x 3

20. That is correct! You remembered to multiply and divide before you add and subtract! Next

21. Good Try, but remember that Purple Elephants May Destory A School! Try Again

22. Solve: (5 + 2) x 6 17 32 42 16

23. That is correct! You remembered the Order of Operations! Next

24. Good Try, but remember that Purple Elephants May Destory A School ! Try Again

25. Solve: (20 + 2) - 6 8 10 12 16

26. That is correct! You remembered the Order of Operations! Next

27. Good Try, but remember that Purple Elephants May Destory A School ! Try Again

28. Solve: 48 ÷ (8 - 2) + 4 8 10 12 17

29. That is correct! You remembered the Order of Operations! Next

30. Good Try, but remember that Purple Elephants May Destory A School ! Try Again

31. Solve: 18 – (6 x 1) x 2 6 24 4 16

32. That is correct! You remembered the Order of Operations! Next

33. Good Try, but remember that Purple Elephants May Destory A School ! Try Again

34. Good Job! You now know a lot about the Order of Operations!

35. EXIT A. 10 + (5 - 4) x 3 B. 5 x 3 – (2 + 2) Exit: A. 10 + (5 - 4) x 3 B. 5 x 3 – (2 + 2)

36. Exit: A. 10 + (5 - 4) x 3 10 + 1 x 3 10 + 3 13

37. Exit : B. 5 x 3 – (2 + 2) 15 – 4 1

38. Order of Operations Next By: Rebecca Olinger