Math Is Fun
Math Is Fun: Compound Interest: Periodic Compounding
Looks at compound interest and at the special circumstances of periodic compounding where interest may be calculated annually or semi-annually, for example, and how that affects the interest rate. Presents examples of different...
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...
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...
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.
Alabama Learning Exchange
Alex: What Is Simple and Compound Interest?
Students will learn how simple and compound interest is figured and why it is important to maintain a savings account. Students will calculate compound interest to identify benefits of saving in interest-bearing savings accounts. They...
CK-12 Foundation
Ck 12: Analysis: Simple and Compound Interest
[Free Registration/Login may be required to access all resource tools.] This lesson provides a summary review of simple interest and exploration of continuously compounding interest. Students examine guided notes, review guided practice,...
Science Education Resource Center at Carleton College
Serc: Simple vs. Compound Interest Spreadsheeting the Difference
A lesson plan that includes a PowerPoint learning module for students. The goal of the lesson plan is to learn the difference between simple and compound interest and to use the functions in Excel to perform the calculations and graph...
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.
CK-12 Foundation
Ck 12: Analysis: Simple and Compound Interest
[Free Registration/Login may be required to access all resource tools.] Students solve real-world problems involving simple and compound interest. Students examine guided notes, review guided practice, watch instructional videos and...
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.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math; Interest
This Math Forum site gives links students' inquiries involving calculating both simple and compound interest for a variety of situations.
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.
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...
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...
Texas Instruments
Texas Instruments: That's Interesting!
In this activity, students compare simple and compound interest in graph form. By doing this students will gain insight into interest and interest formulas, exponential and linear growth, and real world investment strategies.
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.
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.
Wolfram Research
Wolfram Math World: Compound Interest
This MathWorld site gives formulas involved in computing compound interest variables are fairly well defined at this site. If you scroll to the bottom of the page you will find a formula to find the time involved for the principle to...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Compound Interest
Three problems offer practice with compound interest. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check each step of your...
Texas Instruments
Texas Instruments: Continuous Compounding
In this activity, students deal with financial computations, where the interest is compounded continuously. Depending on the length of each compounding period, students will determine the number of compounding periods.
Texas A&M University
The Rule of 72 for Compound Interest
This rule from Texas A&M will help you with your financial planning.
Texas Instruments
Texas Instruments: Compound Interest: Show Me the Money
This is an activity at the conclusion of the exponential relationship unit where students have experience with equations in the form y=a*b^x. Students use the random integer function on theTI-83 Plus to generate a rate of return for the...