Percent of Change

Percent of Change

7th Grade

15 Qs

quiz-placeholder

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Percent of Change

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Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Kaylee Schick

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?

Increase 12.5%

Decrease 12.5%

Increase 4%

Decrease 4%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Marine biologists who have been studying the great white shark population off the coast of California have discovered that the number of great white shark sightings in areas commonly frequented by beach-goers have increased dramatically over the last 10 years. In 2000, there were 17 sightings of great white sharks. In 2010, there were 32 sightings of great white sharks. Which is the best estimate of the percent change in the number of great white shark sightings?

15%

88%

47%

24%

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Bald eagles have made an amazing recovery from the brink of extinction. In the mid-1960s, there were only 450 breeding pairs in the lower 48 states. Since that time, the bald ealges have made a comeback due to habitat restoration. There are now about 10,000 breeding pairs in the lower 48 states. By about what percent has the number of bald eagle breeding pairs increased?

54%

95%

10%

2,122%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Find the PERCENT of change.
20 dogs to 5 dogs

Decrease 15%

Increase 15%

Increase 75%

Decrease 75%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?

Increase 50%

Decrease 50%

Increase 1%

Decrease 1%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

20%

25%

30%

15%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The population of a town increased from 1,200 to 1,500 over a year. What is the percent increase in the population?

20%

25%

30%

15%

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