Tax/Markup/Markeown
% Change
% of a #
Conversions
Simple Interest
100

4% of $80

What is $3.20

100

Is it a % increase or decrease?  Boxes of candy sold went from 12 to 20.

What is a percent increase.

100

4% of 100

What is 4

100

Write 5% as a decimal

What is 0.05

100

Give the formula to find simple interest.

I = P x R x T

200

Total amount at a restaurant is $32.  You leave a 15% tip.  What is the tip?

What is $4.80

200

What is the % decrease?  80 to 30 (do not round)

What is 62.5%

200

27% of 68

What is 18.36

200

23% as a fraction

23/100

200

You invest $5000 at 7% simple interest for a year.  What do you earn?  

What is $350

300

You buy a $54 jacket on sale for 30% off. What is the discount?

What is $16.20.

300

What is the % increase?  8 to 10

What is 25%

300

2.25 is 15% of what number?

What is 15

300

16/50 as a %

What is 32%

300

You pay a $4200 loan back over 4 years at 6% simple interest.  What is the interest that you will pay?

What is $252

400

You bought a tv for $74.99 and sales tax is 6%.  What is the total cost of the tv?  Round to the nearest cent.

What is $79.49

400

What is the % increase from 50 to 150?

What is 200%

400

3 is what percent of 50?

What is 6%

400

60% as a fraction in simplest form

What is 3/5

400

You will pay a $8000 loan back over 5 yrs at 4.5% interest.  What is the total amount that you will pay?

What is $9,800.

500

A microwave costs $160 but is on sale for 12% discount.  If the sales tax is 5.5%, what is the total cost of the microwave? (Round to the nearest cent)

What is $148.54

500

What is the percent change from 9 to 6? Do not round.

What is 33 1/3%

500

25 is 40% of what number?

What is 62.5

500

What is 2/3 as a percent?

What is 66 2/3 %

500

You earn $400 on an investment at 5% simple interest for 1 year. How much did you invest?

What is $8000.