CK-12 Foundation
Inverse Variation Models: Speedometer for Inverse Variation Models
Model inverse variation while solving a real-world problem. Young scholars use the interactive lesson to discover the pattern of inverse variation data. They then use that discovery to write and analyze an equation.
Del Mar College
Formulas for Elementary and Intermediate Algebra
Give your scholars the support they need to work with formulas. A reference page offers definitions and picture examples of perimeter, area, surface area, volume, the Pythagorean theorem, a variety of shapes, and more.
Curated OER
Relations and Functions
For this relations and functions worksheet, 11th graders solve and complete 10 various types of multiple choice problems. First, they use the same relation between two variables as the given table to determine the value of one variable...
Curated OER
Direct Variation
In this direct variation worksheet, students answer 4 multiple choice questions that involve identifying a direct and constant variation and writing the direct variation equation.
Oswego City School District
Regents Exam Prep Center: Direct Variation
This site gives a definition for direct variation and an example problem.
Texas Instruments
Texas Instruments: Numb3 Rs: Barging In
Based off of the hit television show NUMB3RS, this lesson exposes students to equations of variation (direct, inverse, and joint) in the real world, as well as having students work with such equations in the real world context. The...
McGraw Hill
Mc Graw Hill: Inverse Variation [Pdf]
This is a page on inverse variation taken from a textbook. Contains a definition, examples, and practice problems with answers.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Variation
Here is a site that clearly and thoroughly explains direct and inverse variation. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have been...
Math Planet
Math Planet: Algebra 2: Rational Expressions: Variation
Provides an explanation and examples of variation.