Lesson 3.7- Percent of Change, pg. 160

Jun 11, 2012

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Vocabulary. Percent of change: an increase or decrease expressed at a percent.Percent of increase: the new number is greater than the original number.Percent of decrease: the new number is less than the original number.. Percent of Change Formula. Percent of Change: difference in the amounts

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Lesson 3.7- Percent of Change, pg. 160

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Percent of Change

Percent of Change. Lesson 4.4 Objectives: To solve problems involving percent of increase or decrease. Real World Application.

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Percent of Change

Percent of Change. By Samuel Chukwuemeka ( Samdom For Peace). Objectives. At the end of this chapter, students will: To find percent of increase To find percent of decrease. Vocabulary Words. Percent Change Increase Decrease Percent of change Percent of increase

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Percent of change =

Percent of change =. amount of change original amount. Helpful Hint. When a number is decreased, subtract the new amount from the original amount to find the amount of change. . Additional Example 1A: Finding Percent of Change.

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Percent of Change

Percent of Change. Percent of Change: The ratio of the amount of increase or decrease to the original amount It is an increase when the new amount is larger than the original and a decrease when the new amount is smaller than the original.

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Percent of Change

Percent of Change. Problem # 1. Zack Cole shot an 86 on the golf course on Monday. On Friday he shot a 95. What is the % of change?. Problem # 2. Kelly Dyer became a great writer. She had a picnic each year to celebrate the date of her first published work. The 1st

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Percent of Change

Percent of Change . Percent of Change. It’s the ratio of the change in an amount to the original amount. Percent of Increase. New number is bigger than the original. Percent of Decrease. New number is smaller than the original. Determine the percent of change:. Original: 20 Final: 28.

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Lesson 3.7

Lesson 3.7. Rates of Change. Average Rate of Change. Change in f(x) = f(b) – f(a) Change in x b - a. Example. A balloon is being filled with water. Its approximate volume in gallons is v(x) = x 3

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Chapter 10: Lesson 5: Percent Change: Percent Increase / Percent Decrease

Chapter 10: Lesson 5: Percent Change: Percent Increase / Percent Decrease. Objective: Learn to solve problems involving percent increase and percent decrease. . When a price or number changes, you can use a formula to describe the increase or decrease. .

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3.7 Continued Percent of Change

3.7 Continued Percent of Change. Percent of Change. % Change Decrease = Original –New Original % Change Increase = New - Original Original. Problem # 1. Zack shot an 86 on the golf course on Monday. On Friday he shot a 95. What is the % of change?. Problem # 2.

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Percent of Change

Percent of Change. -Practice Problems-. a) Willy's current salary is $45,000. She will take a pay cut next year down to $40,000. b) A football player weighs 200 pounds. He goes on a diet and currently weighs 150 pounds.

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Percent of Change

Percent of Change. How much did a gallon of milk cost in the 1950’s?. What happens when you keep sharpening your pencil?. What if you get a raise in your allowance?. Percent of Change:. Compares the amount of change to the ORIGINAL amount!. Percent of Increase:.

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PERCENT OF CHANGE

PERCENT OF CHANGE. By: Deysi , Jasmin, Diana, Leticia. Past-Investigation #1 Food. CARS RETAIL. These were the regular retail prices back in the 1970s. These were the cars parts. GAS The price of gas 44 cents.

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3.7 Percent of Change

3.7 Percent of Change. Percent of Change can be an increase or decrease S et up a ratio ( fraction ) then change to a percent. Example:. Original: 14 New: 16 First find out how much it changes, up or down: Up 2 Then set up the fraction: change = 2 = .143 = 14.3%

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Percent of Change

Percent of Change. Percent of change – the ratio of the difference between the numbers to the original amount. % of change = difference original amount *divide, then move the decimal to make a percent. Find the percent of discount:

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Percent of Change

Percent of Change. Percent Increase Percent Decrease. To calculate the percent in which an item’s cost changes, use the following formulas. Percent of Increase. New amount – Original amount Original amount. Percent of Decrease. Original amount – New amount Original amount.

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Percent of Change

Percent of Change. SOL 8.3(b). A percent of change is a ratio that compares the change in quantity to the original amount. Percent of Change. Remember a ratio can be written as a fraction! amount of change x 100 = % of original amount change. Problem # 1.

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Unit 3, Lesson 9 Percent of Change

Unit 3, Lesson 9 Percent of Change. Percent of Change : The ratio of the amount of increase or decrease to the original amount It is an increase when the new amount is larger than the original and a decrease when the new amount is smaller than the original.

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Lesson 3.7 Average Rate of Change (exponential functions)

Lesson 3.7 Average Rate of Change (exponential functions) EQ: How do we analyze a real world scenario to interpret an average rate of change? (F.IF.6 ) Vocabulary: Average Rate of Change. Introduction

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Percent of Change

Percent of Change. -created by Leslie Wilbanks. a) Willy's current salary is $45,000. She will take a pay cut next year down to $40,000. b) A football player weighs 200 pounds. He goes on a diet and currently weighs 150 pounds.

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Percent of Change

Percent of Change. Both numbers will not be used in the proportion!. Increase – To add; go up Decrease – To subtract; go down. During September, $75 was spent on travel. In October, the amount spent on travel was $93. Find the percent of increase.

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Percent of Change

Percent of Change. A change can be an increase or a decrease. A change can be an increase or a decrease. Find the percent of increase from 32 to 40. Find the percent of decrease from 40 to 32. Find the percent of increase from 50 to 55. Find the percent of increase from 2 to 3.

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Percent of Change

65 255. 42 52. Percent of Change. PRE-ALGEBRA LESSON 6-8. Write these fractions to the nearest tenth of a percent. a. b. 25.5%. 80.8%. 6-8. Percent of Change. PRE-ALGEBRA LESSON 6-8. Vocabulary. The __________________ is the percent a quantity

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