Percent of Change

9 is 45% of what number?

(a)  

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

• An increase of 20%

• An increase of 75%

• An increase of 93%

• An increase of 17%

Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?

• Increase of 24%

• Increase of 19%

• Decrease of 24%

• Decrease of 19%

Charlhotka 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%

Find the PERCENT of Change.

The original cost was $50 and the new cost is $60.

• Increase 20%

• Increase 16.67%

• Increase $10

• Decrease $10

Find the percent of change from 48 to 36.

(a)  

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%

Find the PERCENT of change.
20 dogs to 5 dogs

• Decrease 15%
• Increase 15%
• Increase 75%
• Decrease 75%

Last week, you finished level 2 of a video game in 32 minutes. Today, you finished level 2 in 28 minutes. What is your percent of change?

• Increase 12.5%
• Decrease 12.5%
• Increase 4%
• Decrease 4%

Brent lost 40 pounds. Before his diet he weighed 240 pounds. What is the percent of change?

• 17% Decrease

• 16.7% Decrease

• 16.6% Decrease

• 20% Decrease