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Changing forms. Basic % problems. % Change. % Applications. Interest. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. Final Jeopardy. Change .035 into a percent. 100. 3.5%.

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Changing forms

Basic % problems

% Change

% Applications

Interest

100

100

100

100

100

200

200

200

200

200

300

300

300

300

300

400

400

400

400

400

500

500

500

500

500

Final Jeopardy









If 4 students failed the test, and 28 passed the test, what percent of the students failed the test?

300

12.5%



R.J. spent $12 on a movie, popcorn and soda. If this was 15% of his money, how much money did he have?

$80

500


If the value of my stock went from $3980 to $2790, of his money, how much money did he have?

What was the change in value?

100

$1190


Find the percent change: of his money, how much money did he have?

Original: 128

New: 176

200

37.5%


Gas prices have dropped from $3.80 to $2.24. Find percent change to the nearest tenth of a percent.

300

41.1% decrease


DAILY DOUBLE! change to the nearest tenth of a percent.


An item that was originally marked $120 is on sale for $96. What was the percent of savings?

400

20% savings


The population of Eagle Hill Middle school is currently 820 students. It is projected to have an increase of 5% next year. What will the population be next year?

500

861 students


A car salesperson earns an 8% commission on the sale of a car. If she sold a $20,000 car how much was her commission?

100

$1,600


A jewelry store marks up their items by 120%. If a ring cost them $250 how much will they sell it for?

200

$550


Estimate a 15% tip on a $63.85 restaurant bill, and explain how you arrived at your answer.

300

$ 9.60 or about $9-$10


Find the final cost, including tax, on a jacket originally priced at $60, on sale for 40% off, and tax of 8%.

400

$38.88


Find the original price of an item that is on sale for $96 after it has been discounted 20%.

500

$120


How much interest is earned after 6 months if $1500 is deposited in an account that earns 3 ½% annually?

100

  • $26.25


How much money will you need to pay back if you borrowed $5000 at 6 ¼% annually, for 5 years?

200

$6562.50


A $400 bond earns 2% simple annual interest. After how many years will it earn $72 in interest?

300

9 years


The balance of an account is $3,207. If $3,000 was originally invested for 18 months, what was the annual interest rate?

400

4.6%


If the account balance is $2,360, how much was originally invested if the account has earned 6% for the past 3 years.

500

$2,000


The Final Jeopardy Category is: invested if the account has earned 6% for the past 3 years.

% Change

Please record your wager.


If a $1,000 investment had a 20% decrease in value, what percent increase would it need to bring it back to it’s original value?

25% increase


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