FDP Conversions
Percent Problem Solving
Percent Change/Percent Error
Sales Tax, Tip, Discount
Simple Interest
100

Convert 0.008 to a percent.

What is 0.8%

100

If 12 out of 25 people like blue jolly ranchers. What percent of people like blue jolly ranchers?

What is 48% of people?

100

A student estimates the mass of an object to be 325g. The actual mass is 342g. What is the percent error of the students calculation?

What is 5%?

100

How much would a bicycle cost if it were discounted 15% from its original price of $289?

What is $245.65?

100

You take a $10,000 loan at an annual interest rate of 6.88%.  You accumulated $2,064 in interest.  How many years did you have the loan out for?

What is 3 years?

200
Convert 4.9% to a decimal.
What is .049
200

The local bakery sold 105 donuts this morning. If this is 70% of the donuts sold all day, how many donuts were sold all day?

What is 150 donuts?

200

On Tuesday, Nash made 231 free throws on Wednesday he made 258 free throws. What is the percent change in his free throws? Round to the nearest tenth of a percent. 

What is 11.7% increase?

200

If a sweater costs $37.99, and the sales tax is 6%, what is the total price of the sweater?

What is $40.27?

200

How much money did you invest if you earned $332.80 in interest over 4 years at a rate of 3.2%?

What is $2,600?

300

Convert 8% to a fraction reduced.

What is 2/25?

300

0.5% of all statistics are true. If you have a list of 1,400 statistics. How many are true?

What is 7 statistics?

300

Al's Quick Mart sells milk for $1.99 per gallon, but they used to sell it for $2.79. What is the percent change in the price? Round to the nearest tenth of percent. State whether this is increase or decrease.

What is 28.7% decrease?

300

A container of mouthwash was on sale for $3.60 at a store. If it is on sale for 20% off, how much did the original mouthwash cost?

What is $4.50?

300

You took out a loan for $2,500.  You earned $175 in interest in the past 2 years.  What was your annual interest rate?

What is 3.5%?

400

Convert 3/8 to a percent. 

What is 37.5%

400

Amalia and Sarah are writing a 16-page science report. They complete 25% of the report in class and 75% of the remaining pages after school.  How many pages do Amalia and Sarah have to write?

What is 3 pages?

400

The number of fans that attended the concert on night one was 4,200.  This increased by 2.5% on night 2.  How many fans attended the concert on night 2?

What is 4,305 fans?

400

Elvia can get a $10.28 discount on a $68.53 purchase at a certain department store because she works there. What percent discount does she get?

What is 15% discount.

400

If you buy a necklace for $400 on your credit card, which charges 21.3% simple interest, how much interest will be added after 15 months?

What is $106.50?

500

Convert 2.5% to a fraction reduced.

What is 1/40?

500

Amelia has fabric that is 80 inches long that she will use for an art project.  She cuts off 30% of the fabric. While working on the project, she decides she only needs 60% of the remaining piece.  How much of the fabric does Amelia end up using for her project?

What is 33.6 in of fabric?

500

Lisa scored 5 goals in Tuesday night's soccer game. This was 37.5% less goals than in her Monday night game.  How many goals did Lisa score Monday night?

What is 8 goals?

500

Jake is saving up to buy a new basketball that is discounted 20% from the original price of $38.  The store is also having a holiday sale, so they will take an additional 15% off the sale price.  How much will Jake pay for his new basketball?

What is $25.84?

500

If you invest $1200 in an account that pays 13.2% simple interest, what is the balance of the account after 4 years?

What is $1,833.60?

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