Solving Percents.

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Presentation transcript:

Solving Percents

Finding the Percent of a Number Write a Proportion is of

Finding the Percent of a Number What is 35% of 80? 45% of what number is five? What is 5% of 34? 75% of what number is 3? What is 20% of 60? 8 is 40% of what number?

Percent Word Problems 1.) What is 145% of 30?

Percent Word Problems 2.) Heather is downloading a file from the Internet. So far she has downloaded 75% of the file. If 30 minutes have passed since she started, how long will it take her to download the rest of the file?

Percent Word Problems Whole 3.) A shirt that usually costs $36 is on sale for 25% off. About how much will the shirt cost on sale?

Percent Word Problems 4.) Leslie’s lunch bill is $13.95. She wants to leave a tip that is 15% of the bill. About how much should her tip be?

Percent Word Problems 5.) Molly bought a video game that was priced at $54.95. She had to pay a 6% sales tax. About how much will the total cost of the video game be?

Percent Word Problems 6.) There are 180 days in the school year. Mary was present 95% of the total days. How many days was she present?

Percent Word Problems 7. Which of these students received the lowest percentage grade on their recent math test? a) Olivia answered 4 out of 9 questions correct b) Sarah answered 1/3 of the questions correctly c) Patrick made an 80% d) Juan answered 7/8 of the questions correctly

Percent Word Problems 8. A pair of shoes is marked 15% off the retail price of $39.99. You have a coupon for an additional 20% off the sale price. How much will you need to pay for the shoes?

Percent Word Problems 9. You are saving money to buy a new DVD. Your allowance each week is $25. Your plan is to save 40% of your allowance each week. How much money will you have saved after 1 month (4 weeks)?