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...
Other
Compound Interest: A Rough Guide to Types of Scientific Evidence
This infographic takes a look at science in general, specifically focusing on the hierarchy of different types of scientific evidence.
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 A&M University
Wtamu Virtual Math Lab: College Algebra: Exponential Functions
This tutorial explains exponential functions and provides links pertaining to topics on them. You will learn to use the exponent keys on your calculator, to graph exponential functions, and to solve compound interest problems.
Council for Economic Education
Econ Ed Link: Timing Is Everything
In the first part of the lesson, students examine the incentives and opportunity costs of spending and saving in a teacher directed lesson. The remainder of the lesson is an interactive website. Students work through problems that...
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.
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.
Paul Dawkins
Paul's Online Notes: Algebra: Applications
Provides examples of applications of exponential functions involving compound interest and exponential growth and decay, and an example of an application of a logarithm involving earthquake intensity.
Cool Math
Coolmath: Continuous Compounding
Check out this example of a continuous compounding formula.
Other
Nearpod: Exponential Functions
In this instructional activity, young scholars will use the exponential function equation to solve real-life problems involving exponential growth and decay including the compound interest formula.
Illustrative Mathematics
Illustrative Mathematics: F Le Rising Gas Prices Compounding and Inflation
In this task, students explore exponential models in the context of a real-world problem. Students learn about price inflation for a single commodity and are introduced to the Consumer Price Index for measuring the inflation of a body of...
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...
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...
Free Math Help
Free Math Help: Future Value
The tutorial examines future value. The lesson consists of a compound interest formula, continuously compounded interest formula, and a future value calculator.
Texas Instruments
Texas Instruments: Growth and Decay Formulas
In this question set, students use exponential growth and decay functions to solve problems about compound interest, population growth, investments, and half-life. Solutions and explanations are provided for these problems.
Texas Instruments
Texas Instruments: Exponential Functions
These questions test knowledge of domain and range of exponential functions, properties of exponents, and population growth and compound interest modeled by exponential functions. Questions are true/false and multiple choice; solutions...
Other
Treasury Direct: Money Math: Secret of Becoming a Millionaire [Pdf]
This lesson focuses on understanding fractions, decimals and percentages as the math skills, and saving money and compounding interest as the economic skills. [PDF]
Illustrative Mathematics
Illustrative Mathematics: F Le Comparing Exponentials
In this task, students work with exponential functions in a real-world context involving continuously compounded interest. They will study how the base of the exponential function impacts its growth rate and use logarithms to solve...
Federal Reserve Bank
Federal Reserve Bank of Atlanta: Saving and Investing
Explains the Rule of 72 with examples of compound interest and its power to help grow students' money.
Other
Brown Math: Loan and Investment Formulas
This site is provided for by the Oak Roads Systems. Compound interest can work either for or against you whether you're taking out a loan or making an investment. Either way, the set of formulas for interest is the same and they are...
Illustrative Mathematics
Illustrative Mathematics: F Le a Valuable Quarter
The context of this task is that a quarter was put into a bank account in 1901 and students are asked to calculate its value in 2013 at two different interest rates. Those amounts are compared to the appreciation rate of a rare and...
Windstream
Ojk's Precalculus Study Page: The Number E and the Function E^x
An introduction to the natural exponential function, beginning with the limit definition of the irrational number e. Includes several examples and exercises with solutions which deal with the compound interest formula.
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