Objective: Students will review Order of Operations by practicing independently to solve equations

UNIT 4 LESSON 3

Let’s Review• In the last unit, you all wrote your own mnemonic

devices on how to remember PREMDAS!

• Please (Parenthesis)

• Remember Excuse (Exponents or Roots)

• My Dear (Multiplication or Division)

• Aunt Sally (Addition or Subtraction)

• See if you can remember the one you created or think of one now!

Okay, lets review some examples…

32(6+5) (8-3) – 7 = PREMDAS• Any parenthesis?

• Yes! (6+5) and (8-3)

• 32(11) (5) – 7 =

• Any roots or exponents?

• Yes! 32

• 9(11) (5) – 7 =

• Any multiplication or division?

• Yes!

• 9(11) (5)

• 495 – 7

• Any addition or subtraction?

• Yes!

• 488!

Okay, let’s review this in a more exciting way!

Let’s play a review game!

http://www.math-play.com/Order-of-Operations-Millionaire/order-of-operations-millionaire.html

What Do I Do When I’m Finished?

• Work on Math Minutes• Work on Completed Homework• Read your DEAR book

Exit Ticket

• What is something that I learned in today’s lesson that I didn’t know how to do that I now know how to do?

• I wonder…

Objective: Students will learn to evaluate an expression by substituting a variable with a known value