####
Now... gain access to over
**2 Million**
curated educational videos and
**500,000**
educator reviews to free & open educational resources

### We found 400 resources with the keyterm variables

Videos (Over 2 Million Educational Videos Available)

5:34

Women's History Activator: Eleanor Roosevelt

2:54

Phonics Song 2 (new version)

10:23

Algebra 50 - Three Variable Systems in the...

Other Resource Types
(400)

Lesson Planet

#### Party Planning

Introduce simple algebraic equations using real-world activities. Let small groups work through a party-planning activity. In light of this information, the group needs to decide how many kids can be invited to the party or how many...

Lesson Planet

#### SAT Prep: Test 2 Section 6 Part 1

Using The Official SAT Study Guide, Sal begins another review session of eighteen problems, six of which are addressed in this video. The problems involve variables in linear equations, angles and parallel lines, and ratios. One problem...

Lesson Planet

#### Variables Affecting Earth's Albedo

Students study the variables that affect the Earth's albedo. In this environmental data analysis lesson students interpret and graph information and calculate changes.

Lesson Planet

#### Solving Equations I

Math learners will solve algebraic equations. They will discover how to solve equations that have variables on both sides of the equals sign. Then practice this skill several times, with and without assistance.

Lesson Planet

#### Making Variables More Concrete

When teaching about the different types of variables, practice is the key.

Lesson Planet

#### Multiplicative Candy Boxes I

Discover symbolic representation for numbers. Learners work on one algebra problem as a class using charts and sharing different ways to go about finding an answer. They make predictions, share findings, and explore how variables can be...

Lesson Planet

#### Solving Proportions

Duane demonstrates how to look at the relationship between the ratios to find the value of a variable to make equal proportions. He demonstrates a vertical, horizontal and a cross multiplying relationship of the ratios.

Lesson Planet

#### How Do You Find Missing Angles in a Triangle With Variables?

Are you working on finding the missing angles of triangles in your class? Consider this video. An instructor uses the triangle sum theorem to create an equation that helps her find the missing angles. She explains each step and writes...

Lesson Planet

#### How Do You Find a Value for x that Makes Two Lines Parallel?

So you have a transversal line intersecting two parallel lines and you are looking for a value that would make two corresponding angles congruent. You have all the information needed to write an equation to find the value. So write that...

Lesson Planet

#### How Do You Find the Degree of a Monomial?

Watch this tutorial and you'll be able to find the degree of a monomial. What is a degree? Don't worry, clear definitions and explanations will provide you with everything needed to solve expressions involving degrees.

Lesson Planet

#### What's the Power of a Power Rule?

Follow along and learn a slick trick to help you solve problems involving an exponent raised to another exponent. You'll use the power of a power rule and simplification to solve the problem. This is a clear tutorial that does a good job...

Lesson Planet

#### What's a Solution Set?

A solution set is the set of ordered pairs that are the solutions to a two variable problem. Not sure what all that means? Watch this video and the teacher will explain it clearly.

Lesson Planet

#### How Do You Reduce Common Factors in a Rational Expression?

Multiply the given algebraic fractions. But first, reduce, reduce, reduce! It is a good rule of thumb to reduce as much as possible before multiplying. So how do you reduce rational expressions? Put the like terms together and cancel the...

Lesson Planet

#### How Do You Solve an Equation with No Solution?

This equation has variables on both sides. No problem, right? Follow the steps necessary to solve this problem. Wait! Something is not right. The left side of the equation does not equal the right side of the equation. How can that be?...

Lesson Planet

#### What Are Numerical and Algebraic Expressions?

Numerical expressions contain numbers and mathematical operations. In addition to numerical expressions, algebraic expressions contain not only numbers but also variable(s). Watch this video as the instructor illustrates several examples...

Lesson Planet

#### What are Like Terms?

Combine those like terms! What does that mean? How do I do that? Find terms with the same variable and find terms with the same powers and combine their coefficients.

Lesson Planet

#### Algebra: Introduction to Algebra

That old math tutor from is back and he is here to introduce the concept of algebra. This clip is actually quite clear and informative. Variables, constants, and algebra are defined along side solid examples. This clip would be good for...

Lesson Planet

#### Bookstore Account

We use debt often to describe negative numbers and your learners will be able to see how it translates into math. They will be asked to go through a series of transactions and make simple equations for each one, following it with a...

Lesson Planet

#### Triangular Tables

Somewhat of a puzzle, this problem gets pre-algebra preteens to write an expression representing a seating chart using triangle-shaped tables. This single task is an applicable lesson for meeting sixth grade Common Core math standards....

Lesson Planet

#### Writing and Solving px+q=r Equations - 7.EE.4.a Isabelle's iPod

Middle school math classes set up problems that include variables and then find the solutions. Two worksheets are included with this well-developed resource, and the real-world scenarios deal with popular topics such as mobile devices,...

Lesson Planet

#### Solving Equations

If you have two bags with an unknown number of tiles, represented by x, and you add three tiles to get seven total, you can set up a linear equation to represent the problem. Use this example and a few others to demonstrate how to solve...

Lesson Planet

#### Two Way Tables

Starting statisticians work with several sets of data, all of which involve two variables taken from the same subjects. They complete two-way tables and compute relative frequencies. Although the handouts are not visually appealing,...

Lesson Planet

#### How Do You Find Missing Angles in a Triangle With Variables?

Are you working on finding the missing angles in triangles in your class? Consider this video. An instructor uses the triangle sum theorem to create an equation that helps her find the missing angles. She explains each step and writes...

Lesson Planet

#### How Do You Solve a Word Problem Using the Elimination by Subtraction Method?

Use word problems to teach systems of equations! The instructor in this video demonstrates how to solve a word problem using a system of equations and the elimination by subtraction method. She goes through each step, carefully...