1. Warm Up
Simplify:

2. Adding and Subtracting with Unlike Denominators

3. Common Denominator
A Common Denominator is also the LEAST COMMON MULTIPLE. LCM is the smallest numbers that each factor can be divided into evenly.

4. LCM
Find the LCM of each pair of numbers
4, 5
3, 8
4, 12

5. Review of Adding and Subtracting Fractions With Unlike Denominators
Add or subtract the following

6. Finding LCM
For Variables LCM: Take the Largest Exponent! Find the LCM: x4 and x x3 and x2 3x5 and 9x8

7. Adding and Subtracting Fractions With Unlike Denominators
Add or subtract the following

8. Finding LCM of Expressions
For Expressions LCM: Include ALL factors!!

9. Add or Subtract the Following1.

10. Add or Subtract the Following1.

11. Add or Subtract the Following1.

12. Add or Subtract the Following1.

13. Complex Fractions
A complex fraction is a faction that has a fraction in its numerator or denominator.

14. Simplifying
To Simplify Multiply the top and the bottom by the COMMON DENOMINATOR

15. Try Some!
Simplify