2. Math Module 1 Lesson 16 Use the Distributive Property to find related multiplication facts.

3. Multiply by 4 Pattern Sheet 2 minutes End

4. 4 x 7 = Let’s skip-count to solve. Skip Count by 4s 4 8 12 16 2024 4 x 7 = 28 28

5. Skip Count By 2s To 20 … 24681012141618 20 Skip Count by 3s to 30 … 369121518212427 30 Skip Count

6. Tape Diagram Review Write an addition sentence for this tape diagram: 8 + 8 = 16

7. Tape Diagram Review Write a multiplication sentence for this tape diagram: 2 x 8 = 16

8. Tape Diagram Review Write a multiplication sentence for this tape diagram: 816 2 x 8 = 16

9. Problem of the Day Ms. Williams seats students in 4 rows of 7 when she teaches at Board 1: XXXXXXX 4 x 7 Use the Commutative Property to show how she seats them when she teaches at Board 2.

10. Problem of the Day Board 2: XXXX 7 rows of 4! 7 x 4

11. Problem of the Day Bonus!!! On Monday 6 students are absent. How many students are in Ms. Williams class on Monday? 4 x 7 = 28 28 - 6 = 22 There are 22 students in class on Monday!

12. Concept Development ♞♞♞♞ Talk to your partner about how to box an array that shows: (5 x 4) + (1 x 4) What fact does the whole array represent? 6 x 4

13. Concept Development ♞♞♞♞ Talk to your partner about how to box an array that shows: (5 x 4) + (2 x 4) What fact does the whole array represent? 7 x 4

14. Concept Development ♞♞♞♞ Talk to your partner about how to box an array that shows: (5 x 4) + (4 x 4) What fact does the whole array represent? 9 x 4

15. Concept Development What math fact did we use to solve all 3 problems? 5 X 4 Discuss with your neighbor: Why did we use 5 x 4 to solve all three problems?

16. Concept Development And the answer is ….. Because 5s are easy to solve!

17. Concept Development ☯☯☯☯ What multiplication fact does this array represent? 8 x 4 Use the 5s strategy to solve this problem 8 fours 5 fours 3 fours True or False: In 5 x 4 & 3 x 4 the size of the groups is the same. True 2012 32

18. PROBLEM SET… The key is in how YOU look at it!