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Choose to Save: The Magic of Compounding
[PDF] Encourages students to start saving early and explains the power of compound interest.
Texas Instruments
Texas Instruments: Interest and Annuities
These questions involve compound interest, annuities, and amortizing a loan. Students will find the present and future value of investments; they will also find monthly payments and total interest paid on a loan. Solutions are provided.
Cuemath
Cuemath: Simple Interest
A comprehensive guide for learning all about simple interest with definitions, simple interest formula, loans, solved examples, and practice questions.
Illustrative Mathematics
Illustrative Mathematics: F Bf Compounding With a 5% Interest Rate
In the problem presented here, money is invested in an account and its owner understands that interest compounded semi-annually gives a better return than interest compounded annually. He wonders how much interest can be earned by...
Illustrative Mathematics
Illustrative Mathematics: F Bf Compounding With a 100% Interest Rate
In the problem presented here, a man understands that money invested in an account where the interest is compounded semi-annually gives a better return than if it was compounded annually. He wonders how much interest can be earned by...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Compound Interest
Find a quick, concise explanation of Compound Interest. Examples are given and clearly explained using both the Yearly Compound Interest Formula and General Compound Interest Formula.
Council for Economic Education
Econ Ed Link: Compound Interest Calculator
The activity investigates compound interest, principal, and interest. Students can calculate different savings over time by inputting the monthly savings, starting age, and interest rate. The learning tool includes a graph that shows the...
Math Is Fun
Math Is Fun: Compound Interest Formula Derivations
Looks at how the formula for calculating the effect of compound interest is derived and how it is used to create formulas for finding the Future Value, the Present Value, the Interest Rate, and the Number of Periods. Includes lots of...
Cuemath
Cuemath: Compound Interest
A comprehensive guide for learning all about compound interest with definitions, formulas, solved examples, and practice questions.
Cool Math
Coolmath: Compound Interest
This algebra lesson explains how compound interest works and where the formula comes from.
Cool Math
Coolmath: Compound Interest 1 Practice
This Algebra Cruncher generates an endless number of practice problems for money and compound interest with solutions! Find the final amount when a given amount of money is invested.
Cool Math
Coolmath: Compound Interest 2
This Algebra Cruncher generates an endless number of practice problems for money and compound interest with solutions! Find how long it will take for a given amount of money to grow to a final amount.
Cool Math
Coolmath: Continuous Compound Interest 2
This Algebra Cruncher generates an endless number of practice problems for money and continuous compound interest with solutions! Find how long it will take for a given amount of money to grow to a final amount.
Texas Instruments
Texas Instruments: Compound Interest
In this activity, students use the TI graphing calculator to calculate compound interest. They understand that in compound interest computations, the interest from the previous period is added to the current principal and the new total...
Council for Economic Education
Econ Ed Link: Compound Interest
Video [2:52] and quiz on the concept of compound interest.
Texas Instruments
Texas Instruments: Getting Started With Ti Navigator: Compound Interest
This lesson introduces students' to Activity Center. In this lesson, students will explore the effect of compound interest on the amount of an investment over time. Students will work in small groups (or individually) to calculate...
Math2
Compound Interest and Exponential Growth
This site provides the compound interest equation, simplified compound interest equation,continuous compound interest equation, a demonstration of various compounding, and a review of loan balance.
Department of Defense
Do Dea: Compound Interest
The compound interest formula that banks use when the interest is compounded continually is an exponential function. Review the regular formula for compound interest on this site. Great review for the AP Calculus test!
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Compound Interest Rule of 70
This page gives a brief explanation on how to compute compound interest.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Interest: Definitions
This site gives an explanation of compound interest and explains how to use it.
University of Nebraska Omaha
Ec Ed Web: M&m Interesting [Pdf]
This site from the University of Omaha provides a lesson plan indicated for 6-8th grades. "During this activity, students use the economic concepts of trade-offs and opportunity costs to decide between savings accounts with simple...
Cool Math
Coolmath: Continuous Compound Interest 1 Practice
This Algebra Cruncher generates an endless number of practice problems for money and continuous compound interest with solutions. Find the final amount when a given amount of money is invested.
Texas A&M University
The Rule of 72 for Compound Interest
This rule from Texas A&M will help you with your financial planning.
Cool Math
Coolmath: Continuous Compounding
Check out this example of a continuous compounding formula.
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