2-5 Percent of Change
Find the percent of change. Round to the
nearest whole percent if necessary. State
whether the percent of change is an increase or
a decrease.
1. 15 yards to 18 yards
15. Find the Error Dario is finding the percent of
change from $52 to $125. Find his mistake and
correct it.
2. 100 acres to 140 acres
3. $15.60 to $11.70
4. 125 centimeters to 87.5 centimeters
5. 1.6 hours to 0.95 hour
6. 132 days to 125.4 days
Be Precise Find the percent error.
7. Each week, Mr. Jones goes to the grocery store. Mr.
Jones estimates that he will spend $120 when he
goes to the grocery store this week. He actually
spends $94. 8. Marcus estimates that 230 people will attend the
choir concert. There was an actual total of 300 people who attended the choir concert.
Find the percent of change for the situation.
Round to the nearest whole percent if
necessary. State whether the percent of change
is an increase or a decrease.
9. Three months ago, Santos could walk 2 miles in 40
minutes. Today he can walk 2 miles in 25 minutes.
10. Last school year the enrollment of Genoa Middle
School was 465 students. This year the enrollment is
525.
13. Use the graph shown to find the percent of change in
CD sales from 2011 to 2012.
15. Find the Error Dario is finding the percent of
change from $52 to $125. Find his mistake and
correct it.
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16. Which of the following represents the least percent
of change?
A. A coat that was originally priced at $90 is now
$72.
B. A puppy who weighed 6 ounces at birth now
weighs 96 ounces.
C. A child grew from 54 inches to 60 inches in 1
year.
D. A savings account increased from $500 to $550 in 6 months.
Find the percent of change. Round to the
nearest whole percent. State whether the
percent of change is an increase or decrease.
18. 48 notebooks to 14 notebooks
19. $240 to $320
20. 624 feet to 702 feet
21. The table shows the number of youth 7 years and
older who played soccer from 2004 to 2012.
a. Find the percent of change from 2008 to 2012.
Round to the nearest tenth of a percent. Is it an
increase or decrease?
b. Find the percent of change from 2006 to 2008.
Round to the nearest tenth of a percent. Is it an
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increase or decrease?
18. 48 notebooks to 14 notebooks
19. $240 to $320
2-5 Percent of Change
20. 624 feet to 702 feet
21. The table shows the number of youth 7 years and
older who played soccer from 2004 to 2012.
a. Find the percent of change from 2008 to 2012.
Round to the nearest tenth of a percent. Is it an
increase or decrease?
b. Find the percent of change from 2006 to 2008.
Round to the nearest tenth of a percent. Is it an
increase or decrease?
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