Tax, Tip, Markup
Discount
Simple Interest
The Percent Equation
Percent of Change
100
This is the amount of tax Joe will pay for a $15 shirt with 6% tax.
What is $0.90?
100
The amount of discount on a $30 item with a 25% discount.
What is $7.50
100
You deposit $500 into an account that earns 6% simple annual interest. What will the account’s balance be after 2 years?
What is $560
100
What number is 20% of 110?
What is 22
100

5 cups to 8 cups

What is 60% increase

200
Total cost for a $110 dinner with 25% tip!
What is $137.50?
200
The amount of discount when Mike bought a $990 computer with a 30% discount.
What is $297
200
You deposit $1000 into a 3-month certificate of deposit. After 3 months the balance is $1005. Find the simple annual interest rate
What is 2%
200
The number 117 is 45% of what number?
260
200

75 students decreased by 50

What is 33% decrease

300
This is the total cost of a baseball bat priced at $110 with 6.5% tax.
What is $117.15
300
This is the sale price for an item regularly $65 with a 15% discount.
What is $55.25
300
You put $750 into a certificate of deposit. Your simple annual interest rate is 4%. You receive a check for the interest at the end of each year. How long will it take to earn $150 in interest?
What is 5 years
300
What percent of 150 is 90?
What is 60%
300

Yesterday your bus ride to school took 8 minutes. Today because of the snow, the bus ride took 10 minutes. What is the percent of change?

What is 25% increase

400
The wholesale price of the skateboard was $70. The markup of the skateboard is 125%. What is the new price?
$157.50
400
This is the final price for an item costing $85.50 with a 20% discount.
What is $68.40
400
What is the amount of money deposited or borrowed called?
What is principal?
400
A clothing salesperson sells a suit for $350. The salesperson receives an 8% commission on the sale. How much is the commission?
What is $28
400

Adding cheese to a McDonald's Quarter Pounder increases the calorie count from 420 to 510. What is the percent of change?

What is 21.4% increase

500
A store pays $120 for a bicycle. The store sells the bicycle for $198. What percent did the store markup the bicycle?
What is 65%
500
The percent of discount on an item that was $68 and is now $40.80.
What is 40%
500
Jake received a student loan for $12,000. He plans on paying off the loan in 5 years. At the end of 5 years, Jake will have paid $3600 in interest. What is the simple interest rate on the student loan?
What is 6%.
500
Suppose you earn $6 per hour at your part-time job. What will your new hourly rate be after a 2.5% raise?
What is $6.15.
500

The price of a CD player was marked down from $69.95 to $56.00. What was the percent of discount?

What is 19.9% decrease