Percent Change/Error

Last week, the price of American cheese was $5 per pound. This week, it costs $6 per pound. What is the percent change? 

• Increase 20%
• Decrease 20%
• Increase $1
• Decrease $1

Tags

CCSS.6.RP.A.3C

An online auction started the bid on an item at $20. The item sold for $50. What was the percent increase to the nearest percent?

• 150%
• 15%
• 60%
• 17%

Tags

CCSS.6.RP.A.3C

An archaeologist estimated that a fossil was 520 years old. It was actually 500 years old. What was the percent error?

• 4%
• 20%
• 3.8%
• none of these

Tags

CCSS.7.RP.A.3

A microwave originally costs $96, but is marked up to a price of $115.20. What is the percent increase?

• 20% Increase
• 17% Increase
• 20% Decrease 
• 17% Decrease

Tags

CCSS.6.RP.A.3C

75 people to 25 people

• Increase
• Decrease 

Tags

CCSS.6.RP.A.3A

16 meters to 44.2 meters

• Increase
• Decrease

Tags

CCSS.6.RP.A.3B

What percent of 50 is 20?

• 40%
• 25%
• 2.5%
• 4%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

78 is what percent of 450?

• 5%
• .17
• 17%
• 18%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is 40% of 230?

• 92
• 9200
• 9.20
• 575

Tags

CCSS.6.RP.A.3C

Find the percent error. Round to the nearest tenth of a percent.

Estimated length: 32 in.

Actual length: 54 in.

• 27.4%

• 70.4%

• 41.8%

• 40.7%

Tags

CCSS.6.RP.A.3C