<p>NAME ______DATE______PERIOD ______</p><p>Chapter 2 Celebration: STUDY GUIDE – ANSWER KEY Fractions to Percents AND Percents to Fractions</p><p>1. What is written as a percent?</p><p>25%</p><p>2. What is 22% written as a fraction in simplest form?</p><p>11</p><p>50</p><p>3. What is 575% written as a mixed number?</p><p>5 ¾ </p><p>4. What is 7 written as a percent?</p><p>720%</p><p>Decimals to Percents AND Percents to Decimals</p><p>5. What is 0.399 written as a percent?</p><p>39.9%</p><p>6. What is 1.45 written as a percent?</p><p>145%</p><p>7. What is 86% written as a decimal?</p><p>0.86</p><p>8. What is 325% written as a decimal?</p><p>3.25</p><p>Finding a Percent of a Number NAME ______DATE______PERIOD ______9. What is 30% of 60?</p><p>18</p><p>30 x 60 = 1800 = 18 100 1 100</p><p>10. Find 340% of 35.</p><p>119</p><p>11. Find 0.5% of 40.</p><p>0.2</p><p>Finding the Whole if Given a Percent and a Part</p><p>12) 10 is 20% of what number?</p><p>50</p><p>10 = 20 You can use Equivalent Fractions OR Cross Multiply and Divide X 100</p><p>13) 15 is 30% of what number?</p><p>50</p><p>Using Percent to Solve Real World Problems NAME ______DATE______PERIOD ______</p><p>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?</p><p>$20.00</p><p>20% of 100</p><p>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?</p><p>$15.00</p><p>20% of $75.00</p><p>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?</p><p>$56.00</p><p>$11.20 is 20% of what original price?</p><p>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?</p><p>25</p><p>10 is 40% of what total number of problems?</p>