Unit 5: Lesson 8 - Percent Increase & Decrease

Calculate using a single calculation:

Increase 24 by 75%

Calculate using a single calculation:

Decrease 96 by 12%

(Decimal Answer!)

Calculate using a single calculation:

Increase 80 by 3.5%

(Decimal Answer!)

Calculate using a single calculation:

Decrease 126 by 3.7%

(Decimal Answer!)

Calculate using a single calculation:

Increase 56 by 2.5%

(Decimal Answer!)

Calculate using a single calculation:

Decrease 230 by 15%

(Decimal Answer!)

LaFayette Jr./Sr. High School has 350 students. They are expecting a 4% increase in the number of students next year. How many students are they expecting next year?

• 352

• 364

• 1,400

• 490

Trixie is receiving a raise of 8% on her salary. In order to directly calculate her new salary, she can multiply her old salary by which of the following?

• 8

• 1.008

• 1.08

• 1.8

Alana is buying a shirt that costs $20. She will be charged a 7.5% tax on the shirt. What is the amount Alana will be charged for the shirt?

• $35

• $21.50

• $18.5

• $15

Rory is buying an album that originally costs $15, but it is on sale for 40% off. How much will the album cost after applying the sale?