Lesson Percent of Change

Percent of Change

​MATH THAT MATTERS 1
fall 2024

You can also use the Percent Formula

difference = x
original 100

Multiple Choice

3. Find the percent of change if Eddie started with 20 tickets and ended with 30 tickets.

• Increase 10 tickets

• Increase 50%

• Increase 33%

• Decrease 50%

Multiple Choice

4. 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%

Multiple Choice

5. Cynai 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%

Multiple Choice

6. 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%

Multiple Choice

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

• 17% Decrease

• 19% Decrease

• 25% Decrease

• 20% Decrease

Multiple Choice

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

• 20% increase

• 75% increase

• 93% increase

• 33% decrease

Multiple Choice

9. 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 24%

• Increase 19%

• Decrease 24%

• Decrease 19%

Poll

I find percent of change....

• Easy Peasy!

• A little confusing, need a bit more practice

• Totally lost, what is percent of change?