2. Math Module 1 Ratios and Unit Rates
Topic D: Percent
Lesson 29: Solving Percent Problems
6.RP.3c
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3. Let’s do this! Lesson 29 Target I can find the percent of a quantity.
Given a part and the percent, I can solve problems involving finding the whole.

4. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29
We are going to explore what it means to have 10%. You will recognize the equivalence between 10%, , and
1 10 and use this relationship to quickly calculate 10% of different quantities. Being able to calculate 10% of a quantity can be an efficient tool or strategy when calculating other percents.

5. Exploratory Challenges: 25 minutes
Claim: To find 𝟏𝟎% of a number, all you need to do is move the decimal to the left once.
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

6. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

7. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

8. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29
What conclusions can you make about the claim?
(Claim: To find 10% of a number all you need to do is move the decimal to the left once.)

9. Exploratory Challenges: 25 minutes
Claim: If an item is already on sale and then there is another discount taken off the sale price, this is the same as taking the sum of the two discounts off the original price.
Classwork
Exploratory Challenges: 25 minutes
Lesson 29
I can really use this information! I am a bargain shopper – I only paid $2 for my hat!

10. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

11. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

12. Exploratory Challenges: 25 minutes
Classwork
Exploratory Challenges: 25 minutes
Lesson 29

13. Percent problems have three parts: whole, part, percent.
Lesson 29
Lesson Summary
Percent problems have three parts: whole, part, percent.
Percentage problems can be solved using models such as ratio tables, tape diagrams, double number line diagrams, and 𝟏𝟎×𝟏𝟎 grids.

14. I can find the percent of a quantity.
Lesson 23
Closing
Let’s share samples of how you solved the problem.
Let’s look for similarities in the different models.
Reflect on which models you like to use most and why.
I can find the percent of a quantity.
If I could find the percent of a quantity, I might be able to get a new dress on sale. Maybe something in a nice gray…

15. Exit Ticket
Lesson 1

16. Exit Ticket
Lesson 1

17. Problem Set

18. Problem Set

19. Problem Set

20. Problem Set