Fraction, Decimal, and Percent Conversions and Percent Equations
100
Eric made cookies in the shape of stars and hearts. He made 25 star cookies and 15 heart cookies. What percent of the cookies were shaped like stars?
62.5%
100
The temperature went from 80 degrees to 100 degree over the course of a day. What is the percent increase in temperature change?
25% increase
100
Kim’s lunch cost $13.56. She included a tip that was about 15% of the cost of her lunch. What is the amount Kim included as a tip?
$2.03
100
A stereo has a list price of $200, but is on sale for 10% off the list price. What is the sale price of the stereo?
$180
100
What is 14% as a decimal?
0.14
200
Jack took a survey of the entire 7th grade class and found that 34% of the 200 students liked the color green. How many student in Jack's 7th grade class like the color green?
64 students
200
A manufacturer says that a king size bag of candy has 25% more candies than their regular bag, which contains 120 candies. How many candies are in a king size bag of candies?
150 candies
200
Maureen paid $203.75 for a stereo system, plus a sales tax of $18.34. What is the sales tax percent?
9%
200
Lane is very excited to go shopping at his favorite toy store. The store is having a 25% off sale. If the board game he wants normally costs $36.00, how much will it be after the discount?
$27.00
200
What is 2/5 written as a percent?
40%
300
A bag of mixed nuts usually contains 50% peanuts by weight. In one bag of mixed nuts there was 10 ounces of peanuts, what was the weight of the whole bag of mixed nuts?
20 ounces
300
Herald scored a 96 on his first math test and an 88 on his second math test. What is the percent change in his math scores.
8.3% Decrease
300
Kristen bought a game for $29.95. She paid 7.5% sales tax. How much did she pay altogether?
$32.20
300
Lela loaned Diana $500. Diana paid the money back with simple interest of 5% at the end of 5 years. How much money did Diana pay back to Lela?
$625
300
What is 0.125 as a percent?
12.5%
400
Selena got 15 out of 35 problems correct on her test. What is her score rounded to the nearest tenth of a percent?
42.9%
400
The size of the 8th grade class went from 232 students to 245 students in one year. What is the percent change of the 8th grade class? Round to the nearest tenth of a percent.
5.6% increase
400
A salesperson gets a 5% commission on the sale of a copy machine. What is his commission on a copy machine that costs $3250.00?
$162.50
400
Mr. Roberts receives a 6% commission for every computer he sells. If Mr. Roberts sold 5 computers last week and each computer sold was $500, what is the amount of Mr. Robert's commission?
$150
400
During a sale, Joey bought a CD that originally sold for p dollars. The sale price of the CD was 20 percent less than the original price. Write an equation to represent the cost of the CD based on the price.
C = 0.80p or C = p - 0.20p
500
Kambree use 33% of a gallon of milk (128 ounces) to make cupcakes. How many ounces of milk did Kambree use? Round to the nearest ounce.
42 ounces
500
Jackie and Billy had a baby. Their monthly expenses went from $2100 to $2800. What is the percent change in their monthly expenses?
33.3%
500
Daniel’s bill for dinner at a restaurant is $19.65. He wants to leave a 15% tip. How much money will Daniel spend at the restaurant?
$22.60
500
A sales tax of 7% was added to the $55.00 price of a pair of shoes. What was the total cost of the shoes?