1. Numbered Heads
Step 1: Walk around the room until the music stops. Then create a group of 4
Step 2: Label yourselves from 1 – 4
Step 3: You will discuss the question posed with your groups.
Step 4: I will randomly call on a group and a number to explain the answer to the question.

2. Numbered Heads
Question 1: What is the difference between the Commutative and Associative Property?
Question 2: What is a term?
Question 3: What is the relationship between the words factor and product?

3. Exit Ticket for Homework
1. If 𝑦=2𝑥 and 𝑥=9𝑦−4, then 𝑥=_______________
2. Evaluate 4 12÷ 6−2 2
3. Evaluate 2 𝑥 2 −𝑦 + 𝑧 3 if 𝑥=4, 𝑦=3, and 𝑧= 2

4. Topic 1: Order of Operations and Properties of Numbers
Lesson 3
Corresponds to Section 1.2

5. Learning Targets Identify and apply Order of Operations
Evaluate a numerical expression
Evaluate an algebraic expression
Use the exponent, adding, subtracting, fractions, and parenthesis functions on the graphing calculator

6. Exit Ticket for Homework
Step 1: Take 1 minute to share the questions you created last night on your Cornell Notes.
Step 2: Based on your exit ticket score, relocate.
1: Front of Room
2. Back of Room
Step 3: Homework Assignment
Refer to your homework chart
Step 4: You have 3 minutes to discuss how to approach the homework problems together.

7. Homework Reminders No late work is collected
Exit Ticket for Feedback must be attached to the homework assignment
Problems will be graded for accuracy
If you get the homework wrong, you will have a chance to correct it to redeem all homework points before the Unit Test.

8. Order of Operations Evaluating Expressions with a Calculator
Locate the needed buttons on the graphing calculator
Exponent, Add, Subtract, Multiply, Divide, Parenthesis, negative

9. Order of Operations Evaluating Expressions with a Calculator
Example 1: Evaluate 48 ÷ 2 3 ∙3+5
In Calculator: 48/ (2^3) ∗ 3 + 5

10. Order of Operations Evaluating Expressions with a Calculator
Example 2: Evaluate 15− −
In Calculator: 15 – (10 + (3 – 2)^2) + 6

11. Order of Operations Evaluating Expressions with a Calculator
Example 3: Evaluate −4
In Calculator:
Option 1: 2 Step Process
Step 1: Numerator (4 + 5)^2
Step 2: Denominator 3(7 – 4)
Option 2: Put additional parenthesis around the denominator
(4 + 5)^2 / (3(7 – 4))

12. Order of Operations Evaluating Expressions with a Calculator
Example 4: Evaluate 𝑎 2 3𝑏+5 𝑐 if 𝑎=2, 𝑏=6, and 𝑐= 4
In Calculator: 2^2(3 ∗ 6 + 5) / 4

13. Order of Operations Evaluating Expressions with a Calculator
Example 5: Evaluate 4 𝑥 2 − 𝑦 2 + 𝑥 4 when 𝑥=4 and 𝑦=−5
Why is there a difference between (-5)^2 and ^2?
In Calculator: 4(4^2 – (-5)^2) + 4^4

14. Additional Calculator Features
Bringing up the previous entry
2nd ENTER (entry)
Inserting a character
2nd DEL (ins)

15. Additional Calculator Features
Converting a decimal to a fraction and vice versa
MATH (1) ENTER
MATH (2) ENTER

16. Topic 1 Quiz Review
For the remainder of the time, you must be working on one of the following
Homework
Quiz Review
Creating review notecards for the different numerical properties
Revising, Adding Questions, Writing Summaries of your Cornell Notes