Shopping
Percent Change
Part vs Whole
Interest
Miscellaneous
100

Anna wants to buy a dress that is $52, Next week, it will be on sale for 25% off. How much will she save if she waits to buy it?

$13.

100

A year ago Scott was 60 inches. He grew and now is 63 inches tall. What is the percent increase in his height?

What is 5%

100

Morgan received a 78/80 on her last test. What percent of the questions did she get right?

97.5%.

100

Andy deposited $150 in the bank at 5.5% interest per year. How much interest did he earn after one year?

$8.25

100

Brittany won 10 basketball games and lost 6. What percent did she win?

62.5%.

200

Alex bought a video game for 20% off from Ebay.  He saved $6.40.

What was the regular price of the video game?

$32.

200

At the beginning of the school year, Bety's allowance was $8/week. After working really hard all school year, her parents decided to give her a 30% raise. How much more money does she get each week?

$2.40.

200

Sarah spent 20% of her savings to buy a new filter for her car. If she had $230 in savings, how much did she spend on the filter?

$46

200

Emily earned $12 in interest on $1200 she deposited in the bank for a year. What was the interest rate?

1%

200

Scott earns 3% commission for furniture sales. Last month his total sales were $1440. How much commission did he earn?

$43.20.

300

Hannah loaned Alexa $14 to buy a pizza.  When Alexa paid her back, she only paid Hannah $14, but Hannah said the pizza was more than $14 because of the tax.  How much more does Alexa owe Hannah if the tax rate on the pizza is 8%?

$2.24.

300

Mrs. Ganfield''s sleep total was reduced from 10 hours per night during the summer to only 6 hours of sleep per night once school started. What was the percent decrease in her sleep after school started?

40%.

300

20% of 7th grade blue team students have been to Canada. If 23 students have been to Canada, how many students are on the Blue Team?

115 students.

300

Stephanie borrowed $4000 from a bank. The bank charges 8% simple interest. After 2 years, she paid off the loan. What was the total amount she repaid? (Don't forget to calculate the interest owed for each year)

$4640.

300

The 7th Grade Blue Team has 105 students. This is 15% of all the students at Santa Fe Trail. How many students go to Santa Fe Trail?

900 students.

400

Donovan's grandpa gave him $100 for his birthday.  He wants to buy a new pair of shoes that cost $125.   If he buys them today, he will have to pay the full price plus 9% sales tax.  However, in 2 weeks, the store will have a back-to-school sale and everything will be discounted by 20%.  Also, on this day, the city will have a Back-to-School tax-free shopping day.  How much will Donovan save if he waits to buy the shoes?

$36.25


($125 + 9% = $136.25, and 20% of 125 = $25.  Therefore, the shoes will cost $136.25 today, but will only cost $100 in 2 weeks)

400

Robby joined the track team  By the end of the track season, Robby's total miles he could run in a week increased from 5 miles to 14 miles. What was his percent increase in mileage/week?

180%.

400

Maria earned $52 in commission selling magazine subscriptions. If her commission is 8% of her total sales, how much were her total sales?

$650.

400

Sophie borrowed $8000. The interest rate was 10½%. After 4 years she paid back the loan.  What was the TOTAL amount (plus interest) she had to repay?

$11360.

400

Jamaira earned $4200 in commission last month. Her total sales were $120000. What commission rate does her company pay her?

3.5%

500

Joana is buying a new laptop that is on sale for 20% off.  If the original price is $320, how much will Joana pay in all if the sales tax is 10%?

What is $281.60

500

Jenna had a birthday party for her daughter at Pizza Extreme Arcade.  The bill came to $246.20, but she only paid $241.08 because she had a coupon.  What was the percent of decrease of her bill after she used the coupon? (round to the nearest 100th)

2.08%.

500

Vanesa is a real estate agent.  She earned $4,200 at 3% commission on the sale of a house. What was the total price paid for the house?

 $140,000.

500

Sam deposited $350 into a savings account that paid 5% in simple interest per year. When he withdrew his money 8 months later, how much interest did he receive?



$11.67



500

If 24% of 900 7th graders have summer jobs, how many students is that?

216 seventh graders.

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