Discovery Education
Discovery Education: Web Math: Simple Interest Calculator
This site provides a simple interest calculator. Use it to calculate the future value of the principle and get a full explanation of the math behind the calculation.
Calculator Soup
Calculator Soup: Simple Interest Calculator a = P(1 + Rt)
This simple interest calculator calculates an accrued amount that includes principal plus interest.
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...
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...
Other
Credit Karma: Simple Loan Payment Calculator
If you enter the values for a simple loan payment, it will give the monthly payments. You will need to know the principal, interest, and amount of time in years.
Better Lesson
Better Lesson: Rewriting Formulas
For this lesson, young scholars 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 value like...
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.
Alabama Learning Exchange
Alex: Are You Interest Ed?
In this lesson, 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 familiar with...
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 instructional activity is to learn the difference between simple and compound interest and to use the functions in Excel to perform the calculations...
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...
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...
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...
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.
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.
TeachEngineering
Teach Engineering: Magical Motion
Students watch video clips from the October Sky and Harry Potter and the Sorcerer's Stone movies to see examples of projectile motion. Then they explore the relationships between displacement, velocity and acceleration, and calculate...
TeachEngineering
Teach Engineering: Projectile Magic
Students watch video clips from October Sky and Harry Potter and the Sorcerer's Stone to learn about projectile motion. They explore the relationships between displacement, velocity and acceleration and calculate simple projectile...
Thinkport Education
Maryland Public Television: Sense and Dollars
Engaging, fun tutorials and interactive games related to earning, spending, saving, and budgeting money.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Further Problem Solving
You'll learn how to use Polya's four-step process to solve problems involving simple geometry concepts, distance, mixtures, and interest. This tutorial offers several example problems as well as practice exercises for you to complete.
Consumer Financial Protection Bureau
Consumer Financial Protection Bureau: Managing Credit Card Payments
Students use a simple formula to calculate the true cost of items bought with a credit card.
University of Maryland
University of Maryland: The Astronomy Workshop
Find tools to calculate astronomical distances and sizes, to view various Solar System models, to compare gravity's affect on weight, and more. A good place to find interesting facts, simple animations, and astronomy links to physics and...
Curated OER
University of Maryland: The Astronomy Workshop
Find tools to calculate astronomical distances and sizes, to view various Solar System models, to compare gravity's affect on weight, and more. A good place to find interesting facts, simple animations, and astronomy links to physics and...
Curated OER
University of Maryland: The Astronomy Workshop
Find tools to calculate astronomical distances and sizes, to view various Solar System models, to compare gravity's affect on weight, and more. A good place to find interesting facts, simple animations, and astronomy links to physics and...