Percents of Numbers
Mark up & down
The Percent Equation
Percent Change & Percent Error
Simple Interest
100
What is 60% of 125?
What is 75
100
find the price of a $400 telescope after a 32% markup
What is $528
100
What is 60% of 25?
What is 15
100

A small town’s population increased from 376 to 421 during the past year. What is percent increase? Round to the nearest percent.

What is 12%

100
Samson opened a bank account with 1.25% simple interest. The total amount of interest Samson will earn after 20 years is $812.50. How much did Samson deposit when he opened the account?
What is 3250
200

Austin correctly answered 92% of the questions on a geography quiz. Liz answered 47 of the 50 questions correctly. Who earned the higher score? By what percentage?

What is Liz; 2%

200
A laptop was originally sold for $975. The laptop is now on sale for $828.75. What is the percent markdown?
What is 15%
200

What is 115% of 75?

What is 86.25

200

Shaun estimated that the attendance at a hockey game was 3,000 people.  The actual attendance was 3,296 people.  What is the percent error of Shaun's estimate?  Round to the nearest whole percent.  

What is about 9%

200
What is interest earned when the principal amount is $100, the annual simple interest rate is 1%, and the number of years is 10?
What is 10
300

There are 99 teens and 121 adults participating in a 5K run. What percentage of the participants are adults?

What is 55%

300

Jermaine buys T-shirts for $6 each and marks up the price by 45%. How much profit does Jermaine make for each T-shirt sold? 

What is $2.70

300

A deli owner sold 90 sandwiches in one day. Of those sandwiches, 36 were pastrami. What percent of sandwiches sold were pastrami?

What is 40%

300

Mrs. Holland predicted her car payment to be $250 each month.  Her actual car payment is $275 each month.  Mrs. McCall predicted her car payment to be $200 each month.  Her actual car payment is $225 each month.  By what percentage was Mrs. Holland's prediction incorrect?  By what percentage was Mrs. McCall's prediction incorrect? 

What is 9% for Mrs. Holland and 11% for Mrs. McCall

300

Mika opened a bank account that earns simple interest with an initial deposit of $2,200. She made no other transactions throughout the year. At the end of the year, Mika had $2,260.50 in her account. What was the simple interest rate?

What is 2.75%

400
The table shows the transportation method of employees at a certain company. What percent of the employees walk to work? Car Bus Walk Other 758 530 7 105
What is 0.5%
400
A toy shop purchases 125 identical stuffed animals for a total cost of $312.50 and sells them for $7 each. What is the percent markup?
What is 180%
400

Sierra left $22.32 as a tip for a server. This was 18% of the bill before the tip. How much was her total bill before the tip?

What is $124

400

The seventh grade class is raising money to have a class trip at the end of the year.  They began the year with $1,500.  Now they have $1,650 in the account.  What is the percent of increase for the money the class has raised?  

What is 10%

400
Vince borrows $900 to buy a couch. He will pay off the loan by paying 1.5% simple interest for 2 years. what is his interest for 2 years?
What is $27
500
What is 84% of 26?
What is 21.84
500
A coffee table is on sale for 20% off the original price of $115. If there is 7.5% sales tax, what is the final price of the coffee table?
What is $98.90
500
Jeremy bought a $60 pair of sneakers on sale for 15% off. Then, he used a coupon that gave him an additional 10% off. what did he pay for the shoes?
What is $45.90
500

The actual specification for the length of a bolt is 4.75 inches.  A machinist makes a bolt that is 4.769 inches long.  What is the percent error of the bolt's length?

What is .4%

500

Darryl deposits $1,500 into a savings account that has a simple interest rate of 2.7%. Lori deposits $1,400 into a savings account that has a simple interest rate of 3.8%. If no other transactions are made, who will have more money in their account after 10 years? How much more?

What is Lori, $27

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