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Percent Equation

Percent Equation

Assessment

Presentation

Mathematics

7th - 9th Grade

Hard

Created by

Joseph Anderson

FREE Resource

6 Slides • 8 Questions

1

The Percent Equation

Finding the missing value

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2

Find the Part

  • "is" --> =

  • "of" --> x (multiply)

  • "a number" --> n (variable)

  • What number is 20% of 60 -->  n =.20 ×60n\ =.20\ \times60 

  • Convert decimal to percent and multiply

  • n = 12

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3

Multiple Choice

What is 35% of 28

1

9.8

2

9.8%

3

1.135

4

.8

4

Fill in the Blank

What is 60% of 58?

5

Fill in the Blank

What is 75% of 24?

6

Find the Percent

  • "is" --> =

  • "of" --> x (multiply)

  • "what percent" --> n (variable)

  • 4 is what percent of 20 -->  4=n\times20 

  • Solve by dividing 4 by 20 -->  420=n\frac{4}{20}=n  

  • Convert decimal (.2) to a percent (20%)

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7

Multiple Choice

12 is what percent of 16

1

1.33

2

133%

3

192%

4

.75

5

75%

8

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9

Fill in the Blank

16 is what percent of 64

10

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11

Fill in the Blank

12 is what percent of 50

12

Find the Whole

  • "is" --> =

  • "of" --> x (multiply)

  • "what number" --> n (variable)

  • 8 is 22% of what number -->  8 = .22×n8\ =\ .22\times n 

  • Solve by dividing 8 by .22 -->  8.22=n\frac{8}{.22}=n  

  • Round to two decimals

  • n = 36.36

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13

Multiple Choice

21 is 42% of what number

1

.5

2

50

3

882

4

2

14

Fill in the Blank

16 is 23% of what number (round to two decimals)

The Percent Equation

Finding the missing value

Slide image

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