Percents of Increase and Decrease

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%

75% of what number is 48?

• 48

• 100

• 64

• 75

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

• 52%

• 41%

• 42%

• 45%

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 change?

• 24% Decrease

• 20% Increase

• 11% Increase

• 50% Decrease

This year, there are 900 7th graders. Last year there were 810. Find the percent of change.

• 11%

• 10%

• 90%

• 0.11%

The regular price of a sofa is $599.99.

If there is a 20% discount and the sales tax is 6%

(based on the discounted price),

How much will the sofa cost?

• $508.79

• $479.99

• $635.99

• $489.59

Today, you have a 20% off of the price coupon for Best Buy. If you buy an XBox game that costs $65.00, how much money will you be saving by using your coupon?

• $13.00

• $15.00

• $7.00

• $42.00

Tickets to Disney World are $100. The price is going to increase on January 1. What is the percent change if the cost increases to $120?

• 25%

• 18%

• 20%

• 50%

In 1999, the price of unleaded fuel was $1.09. In 2015, the price of unleaded fuel is $1.89. What is the percent change?

• 173% increase

• 73% increase

• 73% decrease

• 27% increase

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

• Increase $4

• Decrease $4

• Decrease 80%

• Decrease 400%