Discount and Markup
Percent of Change
Simple Interest
Tax and Tip
100

Tablet: $439, 40% off

How much did you pay for it?

Discount: $175.60

Selling Price: $263.40

100

Last year, there were 120 students in band. This year there are 138. Find the percent of change and if its an increase or decrease.

15% increase

100

$100 at 10% for 10 years

How much interest does it earn?

$100

100

Laptop: $1200, sales tax 6%

How much did you pay for it?

Tax: $72

Selling Price: $1272

200

Gallon of Gas: $2.15, 15% markup

How much did you pay for it?

Mark up: $0.32

Selling Price: $2.47

200

A savings account with $500 now has $120. Find the percent of change and if its an increase or decrease.

76% decrease

200

$750 at 2% for 20 years. 

Find the simple interest earned.

$300

200

Smart watch: $250, 7.5% sales tax

How much did you pay for it?

Tax: $18.75

Selling Price: $268.75

300

Boat: $23,500, 12.5% off

How much did you pay for it?

Discount: $2937.50

Selling Price: $20,562.50

300

Annie bought a brand new car for $32,000. The car is now worth $21,000. Find the percent of change and if its an increase or decrease. 

34.4% decrease

300

$545 at 6% for 18 months.

Find the simple interest earned.

$49.05

300

The dinner bill was $108.60. If they plan to leave a 20% tip, how much did they spend at dinner?

$130.32

400

Flight: $229, 60% markup

How much did you pay for it?

Markup: $137.40

Selling Price: $336.40

400

A 13.5 oz bottle of shampoo now has 18 oz. Find the percent of change and if its an increase or decrease.

33.3% increase

400

$1200 at 3.5% for 3 months

$10.50

400

Violet is buying a scarf that is $24. If the sales tax is 7.25% and she hands the cashier $30, how much change will she get back?

$4.26

500

Misty is buying a pair of jeans for $54. They are 15% off. If the sales tax is 8%, how much did she spend in total?

Jeans with discount: $45.90

Total with sales tax: $49.57

500

Stan has a personal best one mile run time of 6 minutes and 30 seconds. After his last run, his new personal best is 6 minutes and 15 seconds. Find the percent of change and if its an increase or decrease.

3.85% decrease

500

Liam opened a savings account with a $400 deposit and a simple interest rate of 7.5%. If the interest earned is $270, how long ago was the account opened?

9 years

500

A one night stay at the Great Wolf Lodge is $249. If you have a coupon for 10% off the room rate and sales tax is 12.75%, find the total cost of the room.

$252.67