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...
Thinkport Education
Maryland Public Television: Sense and Dollars
Engaging, fun tutorials and interactive games related to earning, spending, saving, and budgeting money.
Alabama Learning Exchange
Alex: Are You Interest Ed?
In this instructional activity, students will explore simple interest through the use of studying loans and savings accounts. The students will generate the formula I=P x r x t to calculate simple interest on loans. Students will become...
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.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Percents 2
Twenty-eight problems present a variety of percent topics: percents as fractions, improper, and mixed numbers, percents as decimals, simple interest, and percent of increase/decrease. They are given with each step to the solution...
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.
Better Lesson
Better Lesson: Rewriting Formulas
In this instructional activity, students explore "real-life" resources that make use of literal equations (rewriting known formulas) to help make people's lives easier. Students will use Excel to design formulas that find a specific...
University of Nebraska Omaha
Ec Ed Web: Virtual Economics Web Companion
The Virtual Economics Web Companion for K-12 economics and social studies teachers was created by the National Council on Economic Education. A wide variety of educational materials and lesson plans can be accessed through this site....
TED Talks
Ted: Ted Ed: The Time Value of Money
We've all heard the phrase "Time is money." But what do these two things actually have to do with one another? German Nande explains the math behind interest rates, revealing the equation that will allow you to calculate the future value...
Khan Academy
Khan Academy: What Is an Apr by Better Money Habits
You may have seen the term APR, or annual percentage rate, used in reference to everything from mortgages and auto loans to credit cards. In this piece, we look at credit card APRs which you've probably seen listed on your monthly...
Calculator Soup
Calculator Soup: Annuity on $1 Loan Table Creator
Create a printable table for the annuity (mortgage) payment (PMT) of a borrowed amount of $1.
Texas Instruments
Texas Instruments: Saving for Graduation
In this activity, students use the CellSheet Application to calculate accrued interest on a principal. During the activity students solve a problem to calculate the interest on a principal, for a specified period.
Math Is Fun
Math Is Fun: Present Value (Pv)
Explains how to calculate the future value of an investment based on present value, the interest earned, and the length of the investment term.
Math Is Fun
Math Is Fun: Net Present Value (Npv)
Explains, with examples, what the net present value is and how to calculate it.
Math Is Fun
Math Is Fun: Internal Rate of Return (Irr)
Explains, with examples, what an internal rate of return is, its uses, and how to calculate it using the net present value.
National Council of Teachers of Mathematics
The Math Forum: Seventh Grade Mathematics: Cycles
Teachers can use this resource for creating interesting lessons about time and time measurement. There are articles about leap year, converting time, as well as other links for further research. An interdisciplinary project about an...
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.
PBS
Pbs: The Lowdown: The Math of Credit Cards
Explore how credit cards work in this video from KQED. In particular, you'll discover the impact and high cost of outstanding balances when borrowing money using credit cards. In the accompanying classroom activity, students discuss the...
Alabama Learning Exchange
Alex: How Much Does It Cost?
Students will use an online mortgage calculator to determine the cost of financing a house over various lengths of time and at various interest rates. This lesson is excellent to include in a budgeting unit.
Federal Reserve Bank
Federal Reserve Bank of Atlanta: Katrina's Classroom: Lesson 3: A Fresh Start
This lesson examines the benefits and importance of access to credit. Using hands-on learning strategies and internet resources, students will calculate simple interest, learn about different types of credit, evaluate a credit card...
Consumer Financial Protection Bureau
Consumer Financial Protection Bureau: Credit Cards
Thinking about opening a credit card? This resource gives consumers information about maneuvering the credit process. Use the interactive guide to learn more about terms and fees offered by credit cards. Also, open the online calculator...
Consumer Financial Protection Bureau
Consumer Financial Protection Bureau: Managing Credit Card Payments
Young scholars use a simple formula to calculate the true cost of items bought with a credit card.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is the Speed of Light?
How fast does light travel? How does its speed change when it travels through different media? Learn how scientists calculate the speed of light and some interesting facts.
Other
Mersenne Prime Search: Homepage
This site from Mersenne Prime Search is maintained by a group of mathematicians looking for the 5 largest prime numbers. An interesting site for students to watch mathematicians at work and explore the world of prime numbers.