Percent, Percent of Change, Percent of Error

Ms. Brown estimated 70 students would try out for the Cross Country team. This year, only 63 students tried out. What was her percent error?

• 11%

• 50%

• 12%

• 1%

Tags

CCSS.6.RP.A.3C

Mrs. Banks bought a car for $25,000 and sold it 5 years later for $16,000. Find the percent decrease for the price of the car.

• 36%

• 9%

• 34%

• 26%

Tags

CCSS.6.RP.A.3C

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

From 53 words to 62 words

• 14.5% increase

• 16.9% increase

• 17.0% increase

• 85% increase

Tags

CCSS.6.RP.A.3C

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

From $18.50 to $22.10

• 19.5% increase

• 16.3%

• 16.2%

• 19.6%

Tags

CCSS.6.RP.A.3C

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

Actual speed: 38 mph

Estimated speed: 35 mph

• 8.1%

• 0.79%

• 7.9%

• 6.8%

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

Alex buys an antique car for $45,800, restores it, and then sells it for $61,830. Find the percent of change. Is it an increase or a decrease?

• 35% increase

• 35% decrease

• 65% increase

• 65% decrease

Tags

CCSS.6.RP.A.3C

During May, Javier swims 80 laps each weekday. During June he swims 60 laps each weekday. What is the percent of change from May to June? Is it an increase or decrease?

• 25% increase

• 25% decrease

• 75% increase

• 75% decrease

Tags

CCSS.6.RP.A.3C

Of 120 owners of reptiles surveyed, 27 own snakes as pets. What percent of the reptile owners own snakes as pets?

• 35%

• 25%

• 24.5%

• 22.5%

Sally went to the clearance rack at a department store and found a shirt she wanted to buy.  The shirt was $36.00 and is on sale for $24.00.  What is the percent of the decrease?

• 33%

• 67%

• 50%

• 34%

Tags

CCSS.6.RP.A.3C