Compound Interest
Geogebra Sketch: Compound Interest
What happens when the interest earned on the principal also earns interest? Compare this to simple interest using this geogebra exercise
How to: Annuities
Geogebra Sketch: Ordinary Annuities
What happens if we make regular payments into an account paying compound interest? Explore the result in this sketch
Future Value
Future Value
How much will an annuity be worth under different conditions?
Joe Spender vs. Sheila Saver
Geogebra Sketch: Joe Spender vs. Sheila Saver
Is it more important to save lots of money or to start saving earlier?
Present Value
Geogebra Sketch: Present Value
What happens when you take out a loan and make regular payments to repay it? What happens if you have savings that you want to draw down a piece at a time?
Credit Card Exercises
Geogebra Sketch: Credit Card Exercises
How DO those credit cards make so much darned money?
Links
