Percent Error Problems

Shaun estimated that the attendance of a college hockey game was 3,000. The actual attendance was 2,712. What is the percent error of Shaun's estimate? Round to the nearest whole percent.

• 11%

• 9%

• 7%

• 6%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

A student has a container with a volume of 2.5 liters. She estimates the volume to be 2.4 liters. By what percent is the student's estimate off?

• 2%

• 4%

• 6%

• 8%

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

A band expects to put 16 songs on their next CD. The band writes and records 75% more songs than they expect to put on the CD. During the editing process, 50% of the songs are removed. How many songs will there be on the final CD? Fill in the blank to answer the question.

There will be _____ songs on the final CD.

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.RP.A.3

The dot plot shows predictions for the winning time in the 200-meter spring. The winner finished the race in 22.5 seconds. What is the greatest percent error among the predictions? Fill in the blank to answer the question.

The greatest percent error among the prediction is _____%. Round you answer to the nearest tenth of a percent.

Tags

CCSS.7.RP.A.3

A zookeeper predicted that the weight of a newborn lion would be 2.8 pounds. When the zoo's lion gave birth, the newborn weighed 3.5 pounds. What is the zookeeper's percent error?

• 20%

• 15%

• 25%

• 17%

Tags

CCSS.7.RP.A.3

Jeyson predicts that 227 students would attend the school dance. The actual number was 250. What is the percent error of Jeyson's prediction?

• 9.2%

• 8.8%

• 7.1%

• 10.5%

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Last week, there were 420 new subscribes to a website. This week, the number of new subscribers decreased by 5%. How many news subscribers are there this week?

• 399 subscribers

• 372 subscribers

• 404 subscribers

• 478 subscribers

Tags

CCSS.7.EE.A.2

CCSS.7.EE.B.3

CCSS.7.RP.A.3

Which term represents the following situation?

Yesterday, I ran 5 miles. Today, I ran 3.7 miles.

• Percent increase

• Percent decrease

• Percent error

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which term represents the situation?

The marching band had 304 students last year. This year, 322 students participate in band.

• Percent increase

• Percent decrease

• Percent error

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which term represents the situation?

Donnell estimated there were 125 people in the audience. There were actually 137 people.

• Percent increase

• Percent decrease

• Percent error

Tags

CCSS.7.RP.A.3