Order of Operations Mixed Grouping Symbols

1. Order of Operations Mixed Grouping Symbols Ms. Pandolfino

2. SWBAT use the order of operations (GEMDAS) to simplify expressions with mixed grouping symbols • Homework: Order of Operations Grouping Symbols Homework • Complete YourDO NOW

3. Do Now • 3 + 5 x 2 • What answer do you get if you multiply before adding? ______ • What answer do you get if you add before multiplying? _______ • How does the order affect you answer? _________________________________________ • Where in your life is the order that you do something important?

4. Class Notes • GEMDAS • G_______________ • E_______________ • M______________/D____________ • A________/S______________

5. Class Notes • Order of Operations Steps • Step 1: Grouping Symbols • First: Parenthesis ( ) • Next: Brackets [ ] • Last: Curly Braces { } • Step 2: Multiply/Divide from left to right • Step 3: Add/Subtract from left to right

6. I Do • {3 + [22 - (6 + 7) ] + 1}

7. I Do - You Help • 15 - 7[83 -(9 x 9)] • Note: When you see a number next to a parenthesis with no operation symbol this means to ____________

8. You Do - I Help • [17 –(2 + 8)  2]  3

9. Bachelors Practice • Early Finishers - Work on HW • 1.) • 2.) • 3.) • 4.) • 5.) • 6.)

10. Exit Ticket • 1.) • 2.) • 3.) • 4.)