This document discusses mathematical operations using positive and negative integers. It covers defining integers, adding, subtracting, multiplying, and dividing signed numbers. Key points include determining the sign first when adding or subtracting integers, and that multiplication and division follow the same rules as addition and subtraction when operating on signed numbers.

1. Signed Numbers“Mathematical Operations using Positive and Negative Numbers”

2. What are Integers?

3. Operations on Integers

4. Absolute Value

5. Non-negative Values

6. Adding Signed Numbers

7. (-5) + 7

8. And the winner is…..

9. Always determine the Sign FIRST

10. Subtraction with Integers

11. Subtraction of a Negative

12. Building a PLUS Sign

13. Examples

14. Multiplication with Integers

15. Count your socks

16. Count your socks FIRST!

17. Integers Raised to Powers

18. Be Careful

19. Order of Operations

20. Division is the same