1. Turn in your homework You need a pencil, paper, and the notes

2. Add and Subtract Like Fractions Same Denominators 1) Add or subtract the numerators of the fractions 2) Keep the denominator the same! 3) Simplify the answer ( this includes simplest form and changing improper fractions into mixed numbers).

3. Example 1: Add and write in simplest form 2 1 33 ___ +

4. You do problems A and B in your notes *Remember LCC when subtracting *Remember what to do when the signs are different

5. _ 11 __ 5 12 12 _ 3 + 1 7 7 A B

6. Add and Subtract UNLIKE Fractions Different Denominators * Make the denominators the same and then Add or Subtract just like you did with like fractions. 1 + 1 2 4

7. Step 1: Find the LCD 1 + 1 2 4

8. Step 2: Use the LCD to Rename the fractions 1 2 = 1 4 =

9. Step 3: Add or Subtract the Numerators leave the Denominators the same 2 + 1 4 4

10. Step 4: Simplify!!!!

11. Now you try A and B 3 + 1 4 5 _ 2 _ 1 3 2

12. C is a little different lets do it together 3 + 5 + 7 4 9 4

13. Adding and Subtracting Mixed Numbers Same thing only add or subtract the whole numbers EXAMPLE: 7 4949 10 2929 +

14. You try 34+ 1 12 7 12

15. Example 2: 82 __ 5 6 1313

16. You try 9 4 __ 7 10 3535

17. Example 3: 21 1313 2323 _

18. Your turn 83 1515 3535 __