Percent Change & Percent Increase/Decrease

Find the percent of change.

From 24 teachers to 30 teachers.

• 25% decrease

• 25% increase

• 20% decrease

• 20% increase

Find the percent of change.

From 20 miles to 11 miles.

• 45% decrease

• 45% increase

• 82% decrease

• 82% increase

The average number of shirts sold in the beach shop was 285 on Saturday in the summer. As the temperature went lower, the average number of shirts decreased to 114 every Saturday. What was the percentage decrease of in the average number of shirts sold in the shop?

• 60%

• 40%

• 150%

• 171%

The usual price of a TV set was $500. During the Christmas holiday, the price of a TV set marked down to $413. What was the percentage decrease in the price of a TV set?

• 82.6%

• 87%

• 17.4%

• 25%

Lacey bought a new purse that originally cost $25 and is on sale for $15. Find the percent of change in the price in the purse.

• Decrease of 40%
• Decrease of 10%
• Decrease of 30%
• Decrease of 20%

Susie got a raise.  She was making $8.75 an hour.  Now she is making $9.50.  What is the percent of change?

• 6% Increase
• 7% Increase
• 8% Increase
• 9% Increase

Mary lost 30 pounds.  Before her diet she weighed 180 pounds.  What is the percent of change?

• 17% Decrease
• 18% Decrease
• 19% Decrease
• 20% Decrease

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

• Increase
• Decrease

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%

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%