Council for Economic Education
Econ Ed Link: Exchange Rate Calculator
Use this exchange rate calculator to determine whether the U.S. dollar has appreciated or depreciated against other currencies.
Calculator Soup
Calculator Soup: Inflation Calculator
Use this calculator to find the equivalent buying power over time for an amount in US dollars.
Other
Finra Investor Education Foundation: Introduction to Earning Interest 11 & 12
Students will know and be able to use the formula for calculating compound interest and understand the effect of compounding on savings in this instructional activity.
Calculator Soup
Calculator Soup: Algebra Word Problems Using Coins
This calculator helps you practice word problems that involve algebra and two unknown quantities.
Calculator Soup
Calculator Soup: Rule of 72 Calculator
Use the Rule of 72 to estimate how long it will take to double an investment at a given interest rate. Divide 72 by the interest rate to see how long it will take to double your money on an investment.
Consumer Financial Protection Bureau
Consumer Financial Protection Bureau: Saving for Post Secondary Education
Students use an online compound interest calculator to answer questions and create charts that show the value of saving money over time for future education goals.