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
Determining Direct Variation Lesson PlanDetermining Direct Variation Lesson Plan
Publisher
Virginia Department of Education
Resource Details
Curator Rating
Educator Rating
Not yet Rated
Grade
8th - 11th
Subjects
Math
2 more...
Resource Type
Lesson Plans
Audience
For Teacher Use
Duration
30 mins
Instructional Strategies
Direct Instruction
1 more...
Technology
Calculator
Year
2011
Lesson Plan

Determining Direct Variation

Curated and Reviewed by Lesson Planet

Once learners realize what direct variation is, they see it's just a type of linear function. The lesson plan poses a general question that leads to the creation of the y = kx formula. The resource includes discussion prompts and ideas for extension and differentiation. 

105 Views 50 Downloads
CCSS: Adaptable

Concepts

direct variation, proportions

Additional Tags

math

Instructional Ideas

  • Use as a discussion before teaching the lesson on direct variation

Classroom Considerations

  • Your class should be have prior knowledge on linear functions

Pros

  • Inquiry-based learning to discuss the direct variation formula

Cons

  • None

Common Core

8.EE.B.5 HSF-LE.A.1.b

See similar resources:

Instructional Video

Direct and Inverse Variation, Rational Expressions, Algebra II

Khan Academy
In this overview video of direct and inverse variation, Sal shows the general form of each equation and its differences. The listener gains an intuitive understanding of the differences by highlighting how the x and y values vary with...
10 mins 9th - 11th Math
Instructional Video

What Does Direct Variation Look Like on a Graph?

Curated OER
In a graph of a direct variation, the line must pass through the origin, (0,0). See the teacher illustrate what that looks like on a graph.
3 mins 6th - 12th Math
Instructional Video

How Do You Use the Formula for Direct Variation?

Curated OER
Use the formula for direct variation to solve for y, after finding the value of k. When you use the formula and determine the value of k and x, you can plug in those values to determine the value of y. A quick tutorial that takes you...
2 mins 8th - 9th Math
Instructional Video

What's the Direct Variation or Direct Proportionality Formula?

Curated OER
Direct variation? Constant of variation? Constant of proportionality? Two variables related? If one variable changes what happens to the other variable? What do all these terms have to do with each other? Watch this video as the...
3 mins 6th - 9th Math
Instructional Video

How Do You Write an Equation for Direct Variation from a Table?

Curated OER
y=kx. This is the direct variation equation. You have been given a table of values. So look at the table and figure out how to use this equation to write an equation that represents what is happening in the table. Does the equation...
3 mins 8th - 11th Math
Instructional Video

How Do You Solve a Word Problem Using the Direct Variation Formula?

Curated OER
Have your class figure out how much "Teddy" weighs on the moon and how to translate words into algebra! This video shows pupils how to take a word problem, and then solve it using the direct variation formula and given information. Great...
4 mins 6th - 12th Math
Instructional Video

How Do You Solve a Word Problem Using the Direct Variation Formula?

Curated OER
Have your class figure out how much "Teddy" weighs on the moon and how to translate words into algebra! This video shows pupils how to take a word problem, and then solve it using the direct variation formula and given information. Great...
3 mins 8th - 11th Math
Instructional Video

Khan Academy: Algebra: Direct Variation Models

Khan Academy
This video demonstrates how to create a direct variation model, or a linear equation, given a word problem that deals with rate of change. It also shows how to solve the equation and graph the direct variation model. Practice problems...
9th - 10th Math
Lesson Plan

Direct and Inverse Variations

Willow Tree
Enhance pupil understanding of proportions and variable relationships by studying direct and inverse variation. Use the idea of a proportional relationship to teach direct variation. Then use a similar pattern to help individuals...
7th - 10th Math
CCSS: Adaptable
Instructional Video

Sophia: Direct Variation Equations

Sophia Learning
This video tutorial demonstrates how to write, solve, and graph direct variation equations. The lesson provides detailed examples including word problems.
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