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7.5 Percent of Change

Total questions: 11

Worksheet time: 2hrs 16mins

Name
Class
Date
1.

Johnny has 19 bottles of dish soap. He is left with 16 after he throws some at David for not minding his own business. What is the percent of decrease?

a)

15.7%

b)

1.57%

c)

20.1%

d)

14.9%

2.

12 to 28. Find the percent of Change

a)

121.5%

b)

133.3%

c)

118.3%

d)

134.6%

3.

What does it mean when a problem asks for the percent of change?

a)

By What Percent did the Value Increase?

b)

By What Percent Did the Value Decrease?

c)

By What Percent Did the Value Increase or Decrease?

4.

What does it mean when a problem asks for the percent of decrease?

a)

By What Percent did the Value Increase?

b)

By What Percent Did the Value Decrease?

c)

By What Percent Did the Value Increase or Decrease?

5.

What does it mean when a problem asks for the percent of increase?

a)

By What Percent did the Value Increase?

b)

By What Percent Did the Value Decrease?

c)

By What Percent Did the Value Increase or Decrease?

6.

65 to 58. Find the percent of change, and specify if it increased or decreased.

a)

1.07% and it Increased

b)

1.07% and it Decreased

c)

10.7% and it Decreased

d)

10.7% and it Increased

7.

An Airplane is filled with 50,000 Gallons of Fuel, it goes on a flight and when stops is left with 36,000 gallons. Find the percent of Decrease. (Hint: When Dividing to Find a Percent Eliminate the last three Zero's of Both Numbers

a)

34%

b)

28%

c)

17%

d)

14%

8.

69 to 420. Find the Percent of Increase

a)

5.0869%

b)

508.69%

c)

45.78%

d)

498.67%

9.

Chungus weighs 420 Pounds in April. He decides to go on a diet, but somehow ends up weighing 450 pounds in May. Find the percent of increase.

a)

0.71%

b)

6.8%

c)

71%

d)

7.1%

10.

34 to 48. Find the percent of Increase.

a)

4.11%

b)

38.9%

c)

41.1%

d)

39.9%

11.

67 to 58. Find the percent of decrease

a)

13.4%

b)

1.34%

c)

12.8%

d)

3.4%