1. Mary is making birdhouses for her yard. The blueprint for one house is below. How many birdhouses can she make with 29 ½ feet of wood? 29 ½ Feet x2 15 ¼ in. Roof x2 8 ⅜ in. Ends x1 14 ¼ in. Floor 13 ½ in. Sides x2 Birdhouse Bungalow

2. In this lesson you will learn to use addition and division to solve real-world problems with rational numbers by analyzing the situation described in the problem.

3. Let’s Review 12 1 6 = 2 16 1 4 = 4 x4 OR

4. A Common Mistake 2 10 1 4 1 6 += 2 3 1 3 3 6 -= OR 1 4 1 5 2 = < 3 6 2 3 >

5. Core Lesson The newspaper reports these changes in the price of a stock over four days. What is the average daily change? Stock Price Monday: - ¼ Tuesday: - ⅞ Wednesday: ⅜ Thursday: - ½ Average Daily Change: ?

6. Core Lesson Stock Price Monday: - ¼ Tuesday: - ⅞ Wednesday: ⅜ Thursday: - ½ Average Daily Change: ? + ÷ 4 - 4 1 - 8 7 + 8 7 + - 2 1 ( ) + - 8 2 - 8 7 + 8 7 + - 8 4 () - 8 9 + 8 7 + - 8 4 () 8 2 + - 8 4 () - 8 2 = - 16 1

7. Core Lesson x2 15 ¼ in. Roof x2 8 ⅜ in. Ends x1 14 ¼ in. Floor 13 ½ in. Sides x2 Birdhouse Bungalow 29 ½ Feet - 13 2 1 2 1 - 14 4 1 …….354

8. Core Lesson + 354 ÷ ( ( 2 1 13 2 ) 14 4 1 + )( 15 4 1 22 )( 8 8 3 + ) + ( 27 14 4 1 + 30 2 1 16 8 6 + ) 354 ÷ ( 41 4 1 + 30 2 1 16 8 6 + ) 354 ÷ x2 15 ¼ in. Roof x2 8 ⅜ in. Ends x1 14 ¼ in. Floor 13 ½ in. Sides x2 Birdhouse Bungalow 29 ½ Feet

9. Core Lesson ( 71 4 3 16 8 6 + ) 354 ÷ 88 2 1 354 ÷= 4 ( 41 4 1 + 30 2 1 16 8 6 + ) 354 ÷ x2 15 ¼ in. Roof x2 8 ⅜ in. Ends x1 14 ¼ in. Floor 13 ½ in. Sides x2 Birdhouse Bungalow 29 ½ Feet

10. In this lesson you have learned to use addition and division to solve real- world problems with rational numbers by analyzing the situation described in the problem.

11. Guided Practice Tom is making birdhouses for his yard. The blueprint for one house is below. How many birdhouses can he make with 16 feet of wood? 16 Feet x2 14 ¼ in. Roof x2 7 ⅜ in. Ends x1 12 ½ in. Floor 11 ½ in. Sides x2 Birdhouse Bungalow

12. Guided Practice x2 14 ¼ in. Roof x2 7 ⅜ in. Ends x1 12 ½ in. Floor 11 ½ in. Sides x2 Birdhouse Bungalow 16 Feet

13. Extension Activities Using the business section of your local newspaper, pick a stock and record it’s movement for one week. At the end of the week, find the average price change. Share your results with your class.

14. Find the blueprints for a project that you would like to build. Look at the prices and dimensions of lumber at your local hardware store. How many projects could you build with x amount of wood? What would the total cost be for the project?

15. Quick Quiz Maggie goes to the candy store. She has $10 to spend. She wants two different types of candy. The first costs $0.99 per lb., and the second $1.99 per lb. If she buys an equal amount of both candies, who many pounds can she buy with $10? On Monday the temperature in Portland was 68°, Tuesday was 72°, and on Wednesday it was 70°. What was the average temperature for the first three days of the week?