Cuemath
Cuemath: Simple Interest
A comprehensive guide for learning all about simple interest with definitions, simple interest formula, loans, solved examples, and practice questions.
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...
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...
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,...
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.
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.
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 learners. The goal of the lesson is to learn the difference between simple and compound interest and to use the functions in Excel to perform the calculations and graph the data.
Illustrative Mathematics
Illustrative Mathematics: F Le Interesting Interest Rates
For this task, students work with simple and compound interest rates to determine which bank offers the best return on a deposit. Aligns with F-LE.A.1.
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.
Other
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.
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.
Cool Math
Coolmath: Continuous Compounding
Check out this example of a continuous compounding formula.
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.
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.
National Council of Teachers of Mathematics
Nctm: Illuminations: Compound Interest Simulator
This applet will allow you to investigate savings account earnings, credit card debt, and a stock market simulation.
Other
Study Finance: Time Value of Money
This resource presents brief explanations of topics related to interest, compound interest, and the time value of money.
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.
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.
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 instructional activity, students use the economic concepts of trade-offs and opportunity costs to decide between savings accounts with...
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...
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