Percent of Increase, Decrease, Error Word Problems

Lisa Lightening predicted today's high temperature would be 60 degrees. It reached 80 degrees today. Find Lisa lightening's percent error.

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CCSS.6.RP.A.3C

Janisha guessed that her dog Fluffy weighed 40 pounds. Fluffy went to the vet and weighed in at 47 pounds. What was Janisha's percent error? (round to the nearest tenth of a percent)

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CCSS.6.RP.A.3C

James predicted that we would get 8 inches of snow. It snowed 6 inches. What other prediction would have the same percent error?

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CCSS.6.RP.A.3C

Tawanna estimated that there were 1200 people at the basketball game. 900 people were actually there. What other estimate would have the same percent error?

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CCSS.6.RP.A.3C

Sam had 9 puppies. After giving some away, Sam had 4 puppies left. What is the percent change in the number of puppies? Round to nearest whole percent if necessary.

• 56% decrease

• 125% decrease

• 56% increase

• 125% increase

Tags

CCSS.6.RP.A.3C

It costs a florist $14.50 to grow a dozen roses. She sells a bouquet of a dozen roses for $24.99. What is the markup (percent increase) to the nearest percent?

• 72%

• 42%

• 172%

• 58%

Tags

CCSS.6.RP.A.3C

Miss Sylvie miscounted and thought she saw 33 children on the bus. When she counted again, she realizes there are actually only 30 students on the bus. What is her percent error?

• 10%

• 9%

• 90%

• 91%

Tags

CCSS.6.RP.A.3C

Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%

• 18%

• 20%

• 50%

Tags

CCSS.6.RP.A.3C

Find the percent increase. Round to the nearest percent.
From $5 to $8 

• 40%

• 60%

• 55%

• 65%

Tags

CCSS.6.RP.A.3C

A pair of jeans costs $34.00.  You have a coupon for 30% off the regular price. What is the new price of the jeans after you use your coupon?

• $10.20

• $23.80

• $31.00

• $44.20

Tags

CCSS.6.RP.A.3C