Percent of Change Equations

José needs a computer for his summer class. The computer costs $385 dollars. Since he is still in school, he gets a 30% discount. What is the amount of money he will save on the purchase of this computer?

• $30.50

• $115.50

• $500.50

• $269.50

A sweatshirt was on sale for 25% off the marked price. The sweatshirt regularly costs $55.00. What is the sale price of the sweatshirt?

• $13.75

• $41.25

• $68.75

• $137.50

Which equations represent a percent increase?

• x+.25x

• 1.25x

• .75x

• x-.25x

Which equations represent a percent decrease?

• x+.25x

• 1.25x

• .75x

• x-.25x

The original price of a bicycle was $425. Now it's on sale for $375. What percentage of the original price was the markdown?

• 113%

• 88.23%

• 11.76%

• 20%

Old Navy is having a sale for 30% off your total purchase. Deanna wants to calculate her total....Choose all that apply

• 1-.30

• x-.30x

• x-.30

• .70x

Find the percent of change from 10 inches to 14 inches.

Find the percent of change from 48 to 36.

Find the percent of change from $52 to $125. Round your answer to the nearest whole percent.

Last school year the enrollment of E.O Green junior high school was 1275 students. This year the enrollment is 1350. Find the percent of change. Round your answer to the nearest whole percent AND include whether it is an increase or a decrease.