1. Course 2, Lesson 4-5 Add or subtract. Write in simplest form. 1.2. 3. Evaluate + s if s =. 4. Jared and his friend Andre ordered a pizza. Jared ate of the pizza and Andre ate of the pizza. How much more of the pizza did Jared eat? 5. Ellen has of a jar of jelly. After she makes some peanut butter and jelly sandwiches, of the jar of jelly is left. What part of the jar of jelly did Ellen use?

2. Course 2, Lesson 4-5 ANSWERS 1. 2. 3. 4. Jared ate more of the pizza. 5.

3. WHAT happens when you add, subtract, multiply, and divide fractions? The Number System Course 2, Lesson 4-5

4. To add mixed numbers To subtract mixed numbers To solve real-world problems involving the addition or subtraction of rational numbers Course 2, Lesson 4-5 The Number System

5. Course 2, Lesson 4-5 The Number System

6. Course 2, Lesson 4-5 The Number System

7. Course 2, Lesson 4-5 The Number System

8. Course 2, Lesson 4-5 The Number System

9. Course 2, Lesson 4-5 The Number System

10. Course 2, Lesson 4-5 The Number System

11. Course 2, Lesson 4-5 The Number System

12. Course 2, Lesson 4-5 The Number System

13. Course 2, Lesson 4-5

15. How did what you learned today help you answer the WHAT happens when you add, subtract, multiply, and divide fractions? Course 2, Lesson 4-5 The Number System

16. How did what you learned today help you answer the WHAT happens when you add, subtract, multiply, and divide fractions? Course 2, Lesson 4-5 The Number System Sample answers: When you add or subtract mixed numbers you can rename the mixed number of write it as an improper fraction. I also learned to choose an operation to solve real- world problem involving mixed numbers

17. Write the mathematical procedures you would use to find. Course 2, Lesson 4-5 Ratios and Proportional RelationshipsThe Number System