Math Is Fun
Math Is Fun: Interest (An Introduction)
What is interest? What is the difference between simple interest and compound interest? Find the answers to these questions, learn how to calculate interest for a loan, and see how interest can help your money grow. Includes ten practice...
Other
Financial Pipeline: Interest Compounding
This page gives a summary of compounding interest and distinguishes it from simple interest.
Discovery Education
Discovery Education: Web Math: Math for Everyone
Provides online programs and explanations on everyday math: calculating a tip at a restaurant, determining the sale price of an item, finding the odds of winning a lottery, computing simple and compound interest, and more.
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.
Cuemath
Cuemath: Simple Interest
A comprehensive guide for learning all about simple interest with definitions, simple interest formula, loans, solved examples, and practice questions.
University of Toronto (Canada)
Answers and Explanations Simple and Compound Interest
If a bank account produces "simple interest", the interest is paid directly and does not become part of the account's interest-bearing balance. That balance remains constant, and it's easy to figure out how much money you earn. This site...
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 lesson, middle schoolers use the economic concepts of trade-offs and opportunity costs to decide between savings accounts with simple...
Texas Instruments
Texas Instruments: Math Today for Ti Navigator System College Costs Surge
During this activity, students will explore the expected cost of college and also look at methods of saving money for the future. Comparing simple and compound interest will help students make decisions about their future. Students will...
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.
ClassFlow
Class Flow: Checking and Savings Accounts
[Free Registration/Login Required] Practical Mathematics begins with the basic checking and savings account and how to reconcile a checking account statement. Simple and compound interest are demonstrated in this step by step flipchart.
Math Is Fun
Math Is Fun: Solving Word Questions
A tutorial that explains how to solve word problems. It points out key words that signal operations or what is being measured, and wording that is confusing and needs to be simplified. Presents lots of examples, both simple and complex,...
Annenberg Foundation
Annenberg Learner: Math in Daily Life: Savings and Credit
A brief article explaining the basics about savings accounts and two kinds of interest: simple and compound. Also learn about managing your credit and credit card debt. Click on "Know the Terms: How to Manage Your Credit Cards" to read...
Thinkport Education
Maryland Public Television: Sense and Dollars
Engaging, fun tutorials and interactive games related to earning, spending, saving, and budgeting money.
Khan Academy
Khan: Lsn 8: Interpreting Relationships in Scatterplots/graphs/tables/equations
This lesson focuses on Interpreting and analyzing linear, quadratic, and exponential models and graphs. Students will use best fit lines to interpret contexts, distinguish whether contexts are linear or exponential functions, use the...
Yale University
Solving Problems by the Hundreds
This site contains a study of percentage and its applications in the study of consumer related problems. Problems involving sales tax are included. Examples, explanation, solutions and a bibliography are also included in the site.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Hopelink
Hopelink: Teaching Percentages
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
Yale University
Yale New Haven Teachers Institute: Commission
This site from Yale University provides a description of commission with example problems. Additional topics can be found on the same page.
Yale University
Yale New Haven Teachers Institute: Solving Problems "By the Hundreds"
The Yale-New Haven Teachers Institute site contains various math exercises relating to percentage and consumer-related problems. An explanation of sales tax, a related problem and answer are given.