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The Basics
Percent of a Number
Percent Applications
Percent of Change/Error
Simple Interest
100

Subtracting the new from the original is called this vocabulary term.

What is change?

100
295 is what percent of 400.
What is 73.8%?
100

Michael's bill at a restaurant was $46.23. He wants to leave a 17% tip. The new total, including tip.

What is $54.19?

100
From 15 songs to 105 songs.
What is a 600% increase?
100

The interest owed for $300 loan at 8% for 4 years.

What is $96?

200


Write the decimal as a percent.  .065

What is 6.5%?

200

You spend 7 hours of your day at school. About what percent of the day do you spend at school? (Round to the nearest percent)

What is approximately 29%?

200
The selling price for a lamp: $24 with 18% mark-up.
What is $28.32?
200
Andrew estimated that it would take him an hour to get home, but it actually took him 45 minutes. The percent of error. (Round your answer to the nearest tenth percent)
What is 33.3% error?
200

Mark took out a  loan for $1225 at 6.25% for 18 months. What is the total amount he has to pay back?

What is $1,339.84?

300
0.08% as a decimal.
What is 0.0008?
300
15% of 98.4.
What is 14.8?
300

A store sells a certain digital camera model for $108.  During a special promotion, the camera is discounted by 30%.  What is the discounted price (sale price of the shirt)?

What is $75.60?

300
When Jan began training for a marathon, she could run 3 miles in the same amount of time she can now run 5 miles. The percent of change in Jan's running speed.
What is a 67% decrease?
300

Mr. and Mrs. Linden placed $12,000 in an account for 36 months. At the end of that time, they earned $2160 in interest. The simple interest rate earned on the account.

What is 6%?

400

 24 students in a class took an algebra test. If 18 students passed the test, what percent passed?

What is 75%?

400

Stacey has saved $36 toward the purchase of a new ipad. This is 28% of the total price. The cost of the iPad. Hint: find the whole

What is $128.57?

400
The James family celebrates their youngest child's birthday and spends $175 at the restaurant. The total cost of the bill with 15% tip and 4.5% tax.
What is $209.13?
400

On Tuesday, a baker sold 132 cookies. On Wednesday, she sold 108. The percent of change to the nearest tenth of a percent.

What is an 18.2% decrease?

400

Cody borrowed $1500 to buy a used car. He will be paying back the money at a rate of 12%. He will pay $900 in interest. The length of time he pays off the loan.

What is 5 years?

500

You scored a 95% on your math quiz.  The quiz was out of 60 points.  How many points did you get?

What is 57?

500

A recent Boston Mayor's Cup race boasted the largest number of finishers in the history of the event with 825 finishers. 290 of the finishers were from the youth division. The percent of the finishers that were not from the youth division.

What is 64.8%?

500

David earns a 4% commission for all the furniture he sells. If David receives $7500 in commission this year, what is the dollar amount of his sales?

What is $187,500?

500

Jack bought a coin for $200, which he later sold for $175. The percent of change and if it was a good investment.

What is 12.5% decrease?

What is NO this is not a good investment?

500

Luke puts $4800 in a savings account. He earns $16 each month for the next 60 months. Find the simple interest rate for his savings account.

What is 4% interest?