Percent Change and Percent Error Practice

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent of change?

• 24%
• 20%
• 11%
• 50%

Tags

TEKS.MATH.6.5B

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter? 

• 35%
• 25%
• 30%
• 20%

Tags

TEKS.MATH.6.5B

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

• 40%
• 60%
• 55%
• 65%

Tags

TEKS.MATH.6.5B

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%
• 41%
• 42%
• 45%

Tags

TEKS.MATH.6.5B

Sales of the Xbox One increased from 10,000 to 18,500 in November. What was the percent increase?

• 8.5%
• 45.9%
• 85%
• 85.8%

Tags

TEKS.MATH.6.5B

The attendance for the basketball game was estimated to be 15,000 people but 12,500 people attended. What was the percent error?

• 16.67%

• 20%

• 2500%

• 80%

Tags

TEKS.MATH.6.5B

The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?

• 15.79%

• 18.75%

• 2.25%

• 18%

Tags

TEKS.MATH.6.5B

Jessie estimates the weight of her cat to be 8 pounds.  The actual weight of the cat was 10 pounds.  Find the percent error.  

• 15%
• 20%
• 25%
• 30%

Tags

TEKS.MATH.6.5B

Zed went to the store and bought a bag of chips.  He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package.  What was his percent error?

• 35%
• 67%
• 85%
• 92%

Tags

TEKS.MATH.6.5B

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

TEKS.MATH.6.5B