Percent Review

Convert Percent - Fraction

100

What is 25% as a simplified fraction

1/4

200

20% is what as a simplified fraction?

1/5

300

Convert 60% to a fraction and simplify completely.

3/5

400

80/200  is what as a percent?

40%

500

What is 9/20 as a percent?

45%

Convert Percent - Decimal

100

What is 0.59 in percent form?

59%

200

What is 43% in decimal form?

0.43

300

1.05 is what in percent form?

105%

400

32 in percent form

3200%

500

0.12% in decimal form

0.0012

Percent Problems

100

8 is what percent out of 50?

16%

200

13 out of 20 students stayed inside during recess.  What percent of the students stayed inside?

65%

300

15% of Mr. Campbell's class did not do their homework. If Mr. Campbell has 140 students, how many students did not do their homework? 

21 students

400

62.5% of students chose pizza at lunch. If 5 students chose pizza, then how many students are there total?

8

500

Mrs. Korsh has 15 boys in her 7th period class which is 60% of her class. How many total students does Mrs. Korsh have in her 7th-period class?

25 total students

Discount / Tax / Tip

100

A video game costs $60, but because it is so popular, it is marked up 10%. How much is the markup?

 $6.00

200

A bag of candy originally costs $9.00 and Ellie has a 30% off coupon. How much is the discount saving her?

$2.70

300

The bill at a restaurant was $68.00 and Allie tipped 20%. How much did Allie pay in all?

$81.60

400

Laila's bill was originally $32, but she received 10% off because it was her birthday. How much did she pay after the discount?

$28.80

500

Grady bought a skateboard for $30 and paid 8% tax. How much did Grady pay in all for the skateboard?  

$32.40

Simple Interest

100

What is the formula for Simple Interest?

I = Prt 

Interest = Principal x rate x time 

200

You deposit $800 into a savings account that earns 5% simple interest per year. How much interest will you earn after 3 years?

$120

300

A savings account has a starting value of $1,200 and an annual interest rate of 3%. How many years will it take for the account to earn $144 in simple interest?

4 years

400

Sarah borrows $1,500 to buy a laptop. They charge her 4% simple interest. If she pays them back in 2 years, what is the TOTAL amount she will owe?

$1,620

500

You put $2,000 into a bond. After 5 years, you have earned exactly $600 in simple interest. What was the annual interest rate?

6%