1. How do you find out how many bees are in a hive by using a chart ?

2. In this lesson you will learn how to subtract by using a hundreds chart.

3. Let’s Review Decomposing is taking apart a number. 5 23 3 20

4. Ones increase and decrease horizontally. Tens increase and decrease vertically.

5. Core Lesson A bee hive has 76 bees. 24 bees fly away. How many bees are left in the hive?

6. 76 - 24 = Locate 76 on the hundreds chart.

7. 76 - 24 = Decompose 24 204

8. Core Lesson 76 - 24 = 24 204

9. Core Lesson 76 - 24 = 24 204 52

10. A Common Misunderstanding In subtraction the order doesn’t matter. does 10 - 7 = 3 7 - 10 = 3

11. Core Lesson A store has 89 toy cars. They sell 58 toy cars. How many toy cars does the store have left?

12. 89 - 58 = Locate 89. 508 Decompose 58

13. 89 - 58 = 508 58

14. Core Lesson 89 - 58 = 508 58 31

15. In this lesson you have learned how to subtract by using a hundreds chart.