[Free Registration/Login may be required to access all resource tools.] Students will write, graph, and solve direct variation models for real-world problems. Students examine guided notes, review guided practice, study vocabulary, watch...

[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve real-world problems modeled by direct variation. Students watch a video tutorial, explore guided notes and attempt...

Students will use this activity for the following Algebra concepts: Review of Direct Variation; Properties of direct variations; Finding the constant of variations from data sets; Find missing values in data sets both numerically and...

Get independent practice working with direct variation. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.

The student will use a variety of methods inculding tables, equations and graphs to find the constant of variation and missing values when given a relationship that varies directly.

Twenty problems present a variety of practice with inverse and direct variation. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button...

Find a quick, concise explanation of what a direct variation is. An example is given and clearly explained.

Dr. Math gives hints of how to solve a problem with inverse and direct variation. The site includes how inverse and direct variation problems are set up using initial and final conditions. The student can then solve for the unknown. A...

This site has eleven interactive problems dealing with Direct Variation. Allows you to answer in multiple choice format and gives an explanation for the correct answer.

This site contains lesson plans for a unit on direct and partial variation. It includes definitions, worked examples, exercises, and solutions.

[Free Registration/Login may be required to access all resource tools.] This lesson shows you have to determine if a set of data varies directly.

Mangahigh is a website with math games aimed at twelve to eighteen year olds. On this site students form and use the formula for direct variation.

A student asks Dr. Math for help to understand the concept of direct and inverse variation. The Dr. begins with the very basics and gives a great discussion on variation. The Dr. includes the thinking process and examples.

Dr. Math addresses the difference between direct and indirect variation. The Dr. gives several examples through his explanation, using real-world scenarios. The Dr. describes how problems are typically stated for indirect variation and...

The discussion examines direct variation. Students learn about the math concept through definitions and sample exercises.

MathWorld offers a concise mathematical definition of direct variation or direct proportion.

Students learn about four forms of equations: direct variation, slope-intercept form, standard form and point-slope form. They graph and complete problem sets for each, converting from one form of equation to another, and learning the...

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...

[Free Registration/Login may be required to access all resource tools.] Graph, write, and solve inverse variations.

Twenty-three problems cover a variety of topics applied to variations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...

Work samples, phenomena, assessment templates, and videos that directly address standard 3-LS4-2: variation, survival, and reproduction

This set of questions pertains to direct, inverse, and joint variation. Students are asked to recognize equations of each type and to solve applications problems. Solutions and explanations are included.

Twenty-nine problems present a variety of practice working with direct, inverse and joint variation. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the...

Students analyze and explore direct and partial variation. Comprehension is shown through solving real world problems. The two lessons have an overview, materials, procedures, and evaluation techniques.