1. Integers and Their Opposites

2. Objective:
I can describe situations in which opposite quantities combine to make 0.
(7.NS.A.1a)

3. Vocabulary:
-Integers: A whole number that can be either positive or negative. -Opposites: The same distance away from 0, but on opposite sides of 0. -Additive Inverse: The sum of an integer and its opposite.

4. What is an integer?
Characteristics of an integer: Examples:

5. Opposites
Characteristics of an opposites: Examples:

6. EXAMPLE 1:
Alexis has $15. She went to the store and spent $15. How much money does she have left?

7. EXAMPLE 2:
Jasmine has 30 M&Ms. She ate 30 M&Ms. How many M&Ms does she have left?

8. EXAMPLE 3:
Mrs. Gray has 25 hot dogs for her students. She sold 25 hot dogs. How many hotdogs does she have left?

9. EXAMPLE 4:
Taylor has 6 pieces of gum. She passed out 6 pieces of gum to her friends. How many pieces of gum does she have left?

10. https://learnzillion

11. YOUR TURN….
Write down two scenarios using additive inverse. Show number line and equation. Be ready to share. 

12. EXIT TICKET Give me an example of an integer.
What is the opposite of -6?
What is the opposite of 9?
Evaluate: 3 + (-3) = ?
Evaluate: (-7) + 7 = ?

13. NUMBER TALK