Lesson Planet
Search educational resources
  • Sign In Try It Free
  • AI Teacher Tools
    • Discover Resources Search reviewed educational resources by keyword, subject, grade, type, and more
    • Curriculum Manager (My Content) Manage saved and uploaded resources and folders To Access the Curriculum Manager Sign In or Join Now
    • Browse Resource Directory Browse educational resources by subject and topic
    • Curriculum Calendar Explore curriculum resources by date
    • Lesson Planning Articles Timely and inspiring teaching ideas that you can apply in your classroom
    • Our Story
    • Frequently Asked Questions
    • Testimonials
    • Contact Us
  • Pricing
  • School Access
    • Your school or district can sign up for Lesson Planet — with no cost to teachers
      Learn More
  • Sign In
  • Try It Free

Hi, what do you want to do?

Create a lesson plan
Create a lesson plan
Generate resources with 80+ AI teacher tools
Generate resources with 80+ AI teacher tools
Search 200,000 instructional videos
Search 200,000 instructional videos
Find a teaching resource
Find a teaching resource
Calculating Simple Interest Lesson PlanCalculating Simple Interest Lesson Plan
Publisher
Council for Economic Education
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
6th - 12th
Subjects
Math
3 more...
Resource Type
Lesson Plans
Audiences
For Teacher Use
1 more...
Duration
30 mins
Instructional Strategies
Direct Instruction
1 more...
Technology
Video
Internet Access
Year
2011
Usage Permissions
Fine Print: Educational Use
Lesson Plan

Calculating Simple Interest

Curated and Reviewed by Lesson Planet
This Calculating Simple Interest lesson plan also includes:
  • Simple Interest
  • Simple Interest Worksheet
  • Simple Interest video from Simplifying Math
  • Student Version
  • Join to access all included materials

How much is owed? A calculated resource introduces the simple interest formula with a video that describes how to use it. Classmates then show what they know by answering questions within a simple interest worksheet.

76 Views 56 Downloads
CCSS: Adaptable

Concepts

interest, interest rates, simple interest, converting percents to decimals, time intervals

Additional Tags

math

Instructional Ideas

  • Research to find when calculating simple interest is appropriate

Classroom Considerations

  • Pupils should be comfortable multiplying with decimals and converting fractions to decimals
  • The second video solves the simple interest formula for all four variables, which may be too advanced for some

Pros

  • Includes an answer key
  • Provides practice in converting the number of days to a fraction of a year

Cons

  • Contains a Pencast that does not load

Common Core

6.RP.A.3.c 7.RP.A.3 MP1 MP4 MP6

See similar resources:

Lesson Plan

Simple Interest

EngageNY
An interesting lesson helps young financial wizards determine the amount of money earned via interest. The resource introduces the concept of simple interest to show how money can grow. Pupils use their knowledge of percents to solve...
7th Math
CCSS: Designed
Instructional Video

How Do You Use the Formula for Simple Interest?

Curated OER
I=prt is the formula for simple interest. What does each variable represent? I =interest, p =amount originally invested, r =rate of interest (usually in percent), t =time. Now all you have to do is plug in the numbers and do the...
4 mins 6th - 12th Math
Activity

Discovery Education: Web Math: Simple Interest Calculator

Discovery Education
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.
9th - 10th Math
Instructional Video

What is the Formula for Simple Interest?

Curated OER
I=prt is the formula for interest. What does each variable represent? I =interest, p =amount originally invested, r =rate of interest (usually in percent), t =time. Now all you have to do is plug in the numbers and do the calculations.
3 mins 6th - 12th Math
Instructional Video

How Do You Use the Formula for Simple Interest?

Curated OER
I=prt is the formula for simple interest. What does each variable represent? I =interest, p =amount originally invested, r =rate of interest (usually in percent), t =time. Now all you have to do is plug in the numbers and do the...
3 seconds 6th - 9th Math
Worksheet

Calculating Simple Interest

Curated OER
Interest can be both a best friend and an enemy...show your learners how it can manifest through this set of 10 word problems. For each, they calculate time, principle, interest, or rate and choose an answer from multiple choice...
8th - 12th Math
Unknown Type

Glencoe: Self Check Quizzes 2 Simple Interest

McGraw Hill
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of simple interest. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
9th - 10th Math
Interactive

Calculator Soup: Simple Interest Calculator a = P(1 + Rt)

Calculator Soup
This simple interest calculator calculates an accrued amount that includes principal plus interest.
9th - 10th Math
Instructional Video

What is the Formula for Simple Interest?

Curated OER
I=prt is the formula for interest. What does each variable represent? I =interest, p =amount originally invested, r =rate of interest (usually in percent), t =time. Now all you have to do is plug in the numbers and do the calculations.
2 mins 6th - 12th Math
Activity

Aaa Math: Simple Interest

AAA Math
This AAA Math lesson contains an explanation of simple interest and the formula for calculating simple interest. Links to practice problems and learning games.
9th - 10th Math
Try It Free
© 1999-2026 Learning Explorer, Inc.
Teacher Lesson Plans, Worksheets and Resources

Sign up for the Lesson Planet Monthly Newsletter

Open Educational Resources (OER)

  • Health
  • Language Arts
  • Languages
  • Math
  • Physical Education
  • Science
  • Social Studies
  • Special Education
  • Visual and Performing Arts
View All Lesson Plans

Discover Resources

  • Our Review Process
  • How it Works
  • How to Search
  • Create a Collection

Manage Curriculum

  • Edit a Collection
  • Assign to Students
  • Manage My Content
Contact Us Site Map Privacy Policy Terms of Use