Percent Proportion
Taxes and Tips
Discounts and Commissions
Simple and Compound Interest
Percent Increase/Decrease
100

What is 12% of 500?

60

100

How much tax would you owe on a $30 shirt if the tax rate is 5%?

$1.50

100

If you have a coupon for 40% off a $200 dish set, how much is your discount?

$80

100

Sara invests $400 at 5% SIMPLE interest for 6 years. What is the interest?

$120

100

If you start with 72 and go to 90, what is the percent change?

25% increase

200

What is 30% of 60?

18

200

What is the total you would pay on a $200 TV if the tax rate is 4.5%?

$209

200

If you have a coupon for 30% off your order of $160, how much will you pay?

$112

200

Mike invests $7000 at 8% SIMPLE interest for 6 years. What is the TOTAL?

$10,360

200

If you start with 80 and go to 50, what is the percent change? Do not round.

37.5% decrease

300

What percent of 48 is 12?

25%

300

What tip should you leave on a $56 restaurant bill if you want to tip 15%?

$8.40 tip

300

If your total at Kohl's was $135, would you save more money using a 20% off coupon or a $20 off coupon?

20% off

300

Will you earn more interest if you have an account that earns simple interest or an account that earns compound interest?

Compound interest

300

If you do 80 push ups the first day and 160 push ups the second day, what is the percent change?

100% increase

400

12 is 40% of what?

30

400

What is the total you should pay if your total bill is $42 and you want to tip 15%?

$48.30

400
Sara earns 8% commission on every house she sells. If she sells a $240,000 home, how much does she make?

$19,200

400

What is the total after 3 years if you invest $5000 in an account that earns 4% interest COMPOUNDED annually?

$5,624.32

400

If your water bottle has 800ml of water in the morning and 400 ml of water in the afternoon, what is the percent change?

50% decrease

500

90 is 18% of what?

500

500

How much will you pay if the total bill is $78, the tax rate is 8% and you want to leave a 20% tip?

$101.09

500

David earns $500 a week at a jewelry store and a 4% commission. If he sells $2000 worth of jewelry the first week, how much will he get paid?

$580

500

What is the total after 6 years if you invest $8000 in an account that earns 5% interest COMPOUNDED annually?

$10,720.77

500

If Jessica got 95 problems correct on her first test and only 72 problems on the second test, what was the percent change? Round to the nearest whole number.

24% decrease