7th- Percent Increase and Decrease

Is it an increase or decrease?
12 inches to 36 inches

• Increase

• Decrease

Mrs.Mroc has 35 students in her science class.If her class increases to 42 students next year, what will be the percent of change?

• 20%

• 75%

• 93%

• 33%

The Polar Express movie is $12 and it will be on sale for $8.What is the percent of change if the cost decreased $4?

• 15%

• 33%

• 10%

• 32%

One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?

• Increase 50%

• Decrease 50%

• Increase 1%

• Decrease 1%

Find the percent of change if the original cost was $5 and the new cost is $1. 

• Increase $4

• Decrease $4

• Decrease 80%

• Decrease 400%

6. Tom's weekly salary increased from $240 to $288. What was the percent of change?

• 120%

• 20%

• 16.6%

• 15%

Find the percent of change 128 pounds is
increased to 155 pounds.

• 82.58%

• 21.09%

• 17.41%

• 12.09%

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%

• 10%

• 11%

• 50%

The original price of a camera was $50 and the sale price this week is $38. What is the percent of change in the price of the camera?

• 24%

• 12%

• 20%

• 22%

Ann works in a supermarket for $10.00 per hour. She received a raise to $12.00. What is the percent of change in her hourly wage?

• Increase 16.67%

• Decrease 16.67%

• Increase 20%

• Decrease 20%