CK-12 Foundation
APR and APY: APR vs. APY
Who wins the battle of the interest rates? Scholars use an interactive to investigate three different bank rates. Comparing APR and APY lets them see how nominal and effective rates differ.
Curated OER
English Vocabulary Skills: AWL Sublist 5 - Exercise 1b
For this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
Math Is Fun
Math Is Fun: Compound Interest Calculator
A calculator based on the compound interest formula that can be used to determine the Present Value, the Future Value, the Interest Rate, or the Number of Periods. You can select the type of compounding, the effective annual rate, and...
Calculator Soup
Calculator Soup: Compound Interest Calculator
Calculate compound interest on an investment or savings. Using the compound interest formula, calculate principal plus interest or principal or rate or time.
Mocomi & Anibrain Digital Technologies
Mocomi: Simple Interest and Compound Interest
Explains simple and compound interest with formulas and examples.
Calculator Soup
Calculator Soup: Loan Calculator
Use this loan calculator to determine your monthly payment, interest rate, number of months or principal amount on a loan. Find your ideal payment by changing loan amount, interest rate and term and seeing the effect on payment amount.
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.
Thinkport Education
Maryland Public Television: Sense and Dollars
Engaging, fun tutorials and interactive games related to earning, spending, saving, and budgeting money.
Calculator Soup
Calculator Soup: Investment Account Calculator
Calculate the future value of an investment account that has periodic contributions, withdrawals, and a constant interest rate compounded daily.
Calculator Soup
Calculator Soup: Savings Calculator
Calculates the future value of your savings account. With a starting balance and regular deposits, learn how much can you save.