Percent Increase and Decrease with Equations Practice Problems

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%

Darren makes $12 every hour. He gets a raise of $15 per hour. What was his percent of increase?

• 125%

• 15%

• 25%

• 20%

Devin's income is $37,000 a year. Next year he will get an 8% pay raise. How much will he get paid next year?

• $37,000

• $40,450

• $39,960

• $2,960

A bank teller's hourly wage will increase from $24 to $27.60. What is the percent increase?

• 15%

• 120%

• 20%

• 115%

Gas prices decreased from $4 per gallon to $3.80 per gallon. What is the percent decrease?

• 3%

• 5%

• 95%

• 50%

The price of a rodeo ticket is $34 but then went down to $14. What percent was the price reduced? Round to the NEAREST percent.

• 41%

• 59%

• 42%

• 58%

Sierra had 48 pencils on Monday, and then 54 on Tuesday. What percentage did she increase by?

• 14%

• 15%

• 12.5%

• 23%