Fractions to Percents and Percents to Fractions
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NAME ______DATE______PERIOD ______
Chapter 2 Celebration: STUDY GUIDE – ANSWER KEY Fractions to Percents AND Percents to Fractions
1. What is written as a percent?
25%
2. What is 22% written as a fraction in simplest form?
11
50
3. What is 575% written as a mixed number?
5 ¾
4. What is 7 written as a percent?
720%
Decimals to Percents AND Percents to Decimals
5. What is 0.399 written as a percent?
39.9%
6. What is 1.45 written as a percent?
145%
7. What is 86% written as a decimal?
0.86
8. What is 325% written as a decimal?
3.25
Finding a Percent of a Number NAME ______DATE______PERIOD ______9. What is 30% of 60?
18
30 x 60 = 1800 = 18 100 1 100
10. Find 340% of 35.
119
11. Find 0.5% of 40.
0.2
Finding the Whole if Given a Percent and a Part
12) 10 is 20% of what number?
50
10 = 20 You can use Equivalent Fractions OR Cross Multiply and Divide X 100
13) 15 is 30% of what number?
50
Using Percent to Solve Real World Problems NAME ______DATE______PERIOD ______
14. Jenny wants to buy a new pair of shoes. The store is having a sale of 20% off an original price of $100.00. What is the discount Jenny will receive?
$20.00
20% of 100
15. The Smiths eat at Outlanders on Mill Creek Middle School Night. Their final bill comes to $75.00. Mr. Smith leaves a 20% tip. How much money should he leave as a tip?
$15.00
20% of $75.00
16. A store is having a sale where customers receive a 20% discount on school supplies. If Joe bought a backpack and saved $11.20 off his purchase, what was the original price of the backpack?
$56.00
$11.20 is 20% of what original price?
17. Fred completed 10 math problems. This is 40% of the number of math problems he has to do. How many math problems must he do in all?
25
10 is 40% of what total number of problems?