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Percentage of a Quantity Worksheet

Grade 8 math worksheet focusing on calculating the percentage of a given quantity, including real-world problems.

Grade 8 Math Percents, Ratios, and RatesPercentage of a Quantity
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Includes

2 Short AnswerFill in the BlanksMultiple Choice

Standards

CCSS.MATH.CONTENT.7.RP.A.3

Topics

percentagequantitymathgrade 8ratios
6 sections · Free to use · Printable
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Percentage of a Quantity

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Date:

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Read each question carefully and calculate the percentage of the given quantity. Show all your work.

1. What is 25% of 80?

2. Calculate 15% of 300.

3. Find 70% of 120.

4. If a shirt costs $40 and is on sale for 10% off, the discount amount is  .

5. A class has 30 students. If 60% of them are girls, then there are   girls in the class.

6. Out of 200 apples, 5% are rotten. This means   apples are rotten.

7. What is 50% of 240?

a

12

b

120

c

24

d

240

8. A bag contains 150 marbles. If 20% of them are blue, how many blue marbles are there?

a

15

b

20

c

30

d

40

9. A student scored 85% on a test with a total of 60 questions. How many questions did the student answer correctly?

10. Sarah earned $3,000 last month. She saved 30% of her earnings. How much money did she save?