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Course 2, Lesson 2-3 Estimate. 1. 48% of 30 2. 8.5% of 268 3. 112% of 49 4. 83% of 79 5. Twenty-two percent of the seventh-grade class at Santa Ana Middle.

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Presentation on theme: "Course 2, Lesson 2-3 Estimate. 1. 48% of 30 2. 8.5% of 268 3. 112% of 49 4. 83% of 79 5. Twenty-two percent of the seventh-grade class at Santa Ana Middle."— Presentation transcript:

1 Course 2, Lesson 2-3 Estimate. 1. 48% of 30 2. 8.5% of 268 3. 112% of 49 4. 83% of 79 5. Twenty-two percent of the seventh-grade class at Santa Ana Middle School has blue eyes. If the seventh-grade class has 139 students, about how many have blue eyes? 6. Write an estimate of 128% of 179?

2 Course 2, Lesson 2-3 ANSWERS 1. 15 2. 28 3. 55 4. 64 5. 28 6. 225

3 Agenda: Bellringer: If you score 48 out of 50 questions correct, what percent did you earn? Quick Check Lesson 3: The Percent Proportion Homework Course 2, Lesson 2-3

4 HOW can percent help you understand situations involving money? Ratios and Proportional Relationships Course 2, Lesson 2-3

5 To use the percent proportion to find: the Percent the Part, or the Whole Ratios and Proportional Relationships Course 2, Lesson 2-3

6 Percent Proportion Ratios and Proportional Relationships Course 2, Lesson 2-3

7 Ratios and Proportional Relationships Course 2, Lesson 2-3 Find the percent Find the part Find the whole

8 Course 2, Lesson 2-3

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11 Then how much insects does the gorilla eat each day?

12 Practice Course 2, Lesson 2-3

13 How did what you learned today help you answer the HOW can percent help you understand situations involving money? Course 2, Lesson 2-3 Ratios and Proportional Relationships

14 How did what you learned today help you answer the HOW can percent help you understand situations involving money? Course 2, Lesson 2-3 Ratios and Proportional Relationships Sample answers: You can use the percent proportion to solve situations involving money.

15 Homework Page 125 #1-12, 17-26 Check your homework during 7 th !! Course 2, Lesson 2-3

16 The next lesson will be about solving problems using the percent equation. Predict what the percent equation might look like since it is based on the percent proportion. Ratios and Proportional Relationships Course 2, Lesson 2-3


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