Percent Calculation Problems

Of the 520 students in Grady Elementary, 65% ride the bus. How mnay students ride the bus?

• 338 students

• 65 students

• 500 students

• 585 students

• 455 students

Cary's dad gave her $20.00 to spend on shoes at the mall. Cary spent 85% of the money on one pair of shoes. How much money does Cary's dad get back from his $20.00?

Hank is buying a shirt that originally cost $25.00. It was on sale two weeks ago for 10% off. Today, it is an additional 20% off the original price. How much is the shirt now?

Sam had 9 puppies. After giving some away, Sam had 4 puppies left. What is the percent change in the number of puppies? Round to nearest whole percent if necessary.

• 56% decrease

• 125% decrease

• 56% increase

• 125% increase

• A
• B
• C
• D

If 20% of a number is 40, what is the number?

• 100

• 200

• 150

• 250

If 30% of a number is 45, what is the number?

• 120

• 150

• 90

• 75

If 45% of a number is 90, what is the number?

• 150

• 200

• 250

• 300

If 15% of a number is 30, what is the number?

• 100

• 150

• 250

• 200

What is 25% of 80?

• 20

• 30

• 15

• 40