Fraction Decimals and Percents
Percent Proportion
Mark Up, Discount, Tax, and Tip
Percent of Change
Simple Interest
100

What is 50/100 as a percent? 

50%

100

12 is what percent of 16? 

75%

100

A necklace costs $30 and has a 25% mark up. What is the TOTAL SELLING PRICE of the necklace? 

$37.50

100

How do you find percent of change? 

Set up a proportion,

new - old/old = %/100

100

What is the formula to find simple interest?

I = PRT

200

What is 180% as a fraction?

180/100

200

225 is 36% of what number? 

x = 625

200

A video game costs $60 and it is on SALE for 15% off, what is the TOTAL COST of the video game? 

$51

200

The price of a pair of jeans when from $65 to $35. Find the percent of change.  

46.1% decrease 

200

You borrow $500 from the bank at 9% interest rate for 4 years. How much interest do you have to pay back?

I = $180

300

What is 7/8 as a percent? 

87.5%

300

What is 1.4% of 15?

x = 0.21

300

Norma bought a camera for $53 and paid 12% sales tax. How much did she pay for JUST THE TAX?

$6.36

300

The measurements went from 82 feet to 74 feet. Find the percent of change. 

9.7% decrease

300

You borrow $500 from the bank and 9% interest rate for 4 years. Find the TOTAL you owe after 4 years.

$680

400

What is .34 as a percent?

34%

400

13% of 600 = ?

78

400

Ms. Holding went to Texas Roadhouse and it cost $60. If she left a 20% tip, what was the total amount she paid?

$72

400

The Delsea Knights football team went from 90 yards to 72 yards, find the percent of change.

20% decrease 

400

Ashley has $300 in a savings account that earns 15% annually. How much interest will she earn in 4 years?

$180

500

What is 4% as a decimal?

0.04

500

3 out of 4 = ___%

75%

500

Leslie ate brunch at the Malaga Diner. The bill came to $56. If she left a 20% tip, how much was the tip? How much did Leslie pay in all? 

THERE ARE TWO ANSWERS. 

Tip = $11.20

Total = $67.20

500

Find the percent of change from 83 hours to 76 hours. 

8.4% decrease 

500

Ashley has $300 in a savings account that earns 15% annually. How much TOATL will she have in 4 years?

$480

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