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Fractions/Decimals/Percents

Fractions/Decimals/Percents

Assessment

Presentation

•

Mathematics

•

6th - 8th Grade

•

Practice Problem

•

Hard

Created by

SueAnn Kolkka

FREE Resource

9 Slides • 20 Questions

1

Percents as Fractions and Decimals

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2

Before you start... GET PAPER & PENCIL!!

You need to read the information carefully and WRITE DOWN THE WORK! The goal is to get the questions correct by taking your time.

3

What is a Percent?

  • Percent is a special ratio compared to 100

  • Fractions, Decimals and Percents can all be equal ways of saying the same value.

  • Today we will practice changing from percents to fractions to decimals.

4

Percent to Fraction

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5

Multiple Choice

What is 35% as a fraction?

1

35100\frac{35}{100}  

2

3.5100\frac{3.5}{100}  

3

3550\frac{35}{50}  

4

35\frac{3}{5}  

6

Multiple Choice

What is 60% as a fraction in SIMPLEST FORM?

1

610\frac{6}{10}  

2

60100\frac{60}{100}  

3

35\frac{3}{5}  

4

61\frac{6}{1}  

7

Multiple Choice

What is 8% as a fraction?

1

80100\frac{80}{100}

2

810\frac{8}{10}

3

8100\frac{8}{100}

4

81\frac{8}{1}

8

Percent as a Decimal

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9

Percent as a Decimal

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10

Multiple Choice

What is 43% as a decimal?

1

43.100

2

4.3

3

0.43

4

0.043

11

Multiple Choice

What is 60% as a decimal?

1

6.0

2

0.6

3

0.06

4

60.100

12

Percent as a Decimal

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13

Multiple Choice

What is 9% as a decimal?

1

0.09

2

0.9

3

9.100

14

Multiple Choice

What is 14.5% as a decimal?

1

1.45

2

0.145

3

0.0145

4

14.5

15

Multiple Choice

How would you show 100% as a decimal?

1

1.00

2

0.100

3

0.0100

4

1.11

16

Fraction as a Percent

  • Remember a percent has a denominator of 100.

  • Make an equivalent fraction by multiplying or dividing and so the denominator is 100.

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17

Multiple Choice

What is  310\frac{3}{10}  as a percent? 

1

300%

2

30%

3

3%

4

0.3%

18

Multiple Choice

What is  25\frac{2}{5}  as a percent?

1

2%

2

20%

3

4%

4

40%

19

Multiple Choice

What is  2425\frac{24}{25}  as a percent?

1

96%

2

24.25%

3

4%

4

24%

20

Fraction to a Percent Method 2

  • Fractions can also be division problems

  • So divide numerator by denominator

  • Look at the digits up to the hundredths place to find the percent

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21

Multiple Choice

What is 58\frac{5}{8}  as a percent?


1

0.625%

2

6.25%

3

62.5%

4

625%

22

Multiple Choice

3/40 as a percent

1

75%

2

63%

3

7.5%

4

34%

23

Multiple Choice

Covert 7/8 to a percent.

1

8.75%

2

87.5%

3

875%

4

78%

24

Multiple Choice

If Johnny gets 17 out of 18 on his quiz what percentage grade does her recieve?

1

92%

2

94%

3

96%

4

98%

25

Multiple Choice

Roger ate 2/5 of a pizza. What percent of a pizza did he eat?
1

40%

2

25%

3

4%

4

5%

26

Multiple Choice

If a sale has a shirt 1/4 off the original price, what discount is that as a decimal? 
1

0.27

2

0.25

3

0.23

4

0.20

27

Multiple Choice

There are 4 trombones out of 25 instruments in the Landers town band.

What percent of the instruments are trombones?

1

4%

2

20%

3

16%

4

25%

28

Multiple Choice

James took a quiz and got 15 questions out of 20 questions right what was his grade percentage?

1

10%

2

50%

3

100%

4

75%

29

Poll

How well do you understand changing between fractions, decimals, and percents?

4, I understand this very well and can teach others

3, I understand this well but might get stuck one

2, I understand some but need help on some steps

1, I need help and don't understand any of these

Percents as Fractions and Decimals

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