### We found 490 resources with the keyterm variable

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Lesson Planet

#### Two-Variable Relationships in Real-World Problems

For Teachers 5th - 7th Standards
When tending to CCSS.Math.Content.6.EE.9, this complete resource fits the bill. Learners work in groups or pairs to assign two variables to several real-world problems. They write equations, complete tables of solutions, and then...
Lesson Planet

#### Correlation of Variables by Graphing

For Teachers 7th - 10th
Middle and high schoolers use a spreadsheet to graph data. For this graphing lesson, learners determine how two parameters are correlated. They create a scatter plot graph using a computer spreadsheet.
Lesson Planet

#### Variable Machine

For Teachers 4th - 6th
What a fantastic way to teach your pre-algebra class about variables! All you need is two strips of paper per student to create "variable machines." They write the alphabet on one strip, and number zero-25 down the other, wrapping each...
1 In 1 Collection
Lesson Planet

#### Better By Design

For Teachers 5th - 7th Standards
Which modification is the best? Using the scientific method, pairs determine the effects of each control surface on the distance of a glider's flight. The activity, section 16 in a 22-part unit on aviation, allows pupils to gain a better...
Lesson Planet

For Teachers 5th - 7th Standards
A resource-rich lesson plan helps you teach how to use variables for solving problems. Collaborative groups sort mathematics phrases into categories, pretend to open a business, and answer questions to find out how useful variables are...
Lesson Planet

#### Study Jams! Addition & Subtraction Equations

For Students 5th - 7th Standards
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
1 In 1 Collection 3:55
Lesson Planet

#### Read and Write an Algebraic Expression Containing a Variable

For Students 5th - 7th Standards
How do you write five less than a number as a mathematical expression? Show algebra learners how to read and write algebraic expressions by using variables with this introductory video. The first in a series, the video models how to...
1:44
Lesson Planet

#### Evaluating a Function for a Variable

For Teachers 9th - 11th
This video tutorial does not include narration, but great math music. It describes how to evaluate a function for a variable through example, and procedure. This would be a great clip to assign as homework for learners just beginning to...
Lesson Planet

#### Sports Equipment Set

For Teachers 6th - 8th Standards
Many students like to play sports and the equipment that goes with it costs money. The resource sets up an inequality that gives a total amount needed to purchase the equipment and the initial amount of money already obtained. In order...
5:26
Lesson Planet

#### What is the Substitution Property of Equality?

For Teachers 6th - 12th
Explore the substitution property of equality with this video. The resource uses examples to define the property, showing how to replace a variable with a value. Use this to help struggling learners or as review for an upcoming test. A...
10:17
Lesson Planet

#### How Do You Solve a Rational Equation by LCD Multiplication?

For Teachers 6th - 12th
Use the least common denominator to solve rational equations with variables in the denominators of algebraic fractions. Learners can watch this video to find out how to do just this! An instructor solves 2 problems by finding the least...
10:35
Lesson Planet

#### How Do You Solve a Rational Equation by Adding Fractions?

For Teachers 6th - 12th
A comprehensive video, this resource explains how to solve an equation when you have a variable in the denominator. The lecturer works through 2 different problems that represent 2 situations. From this video, pupils can gain knowledge...
5:19
Lesson Planet

#### What is a Literal Equation?

For Teachers 6th - 12th
Have you ever heard of a literal equation? You might already know of a few! As this video explains, literal equations have multiple variables that often represent known values. Watch the video to learn more!
2:53
Lesson Planet

#### How Do You Use the Zero Product Property to Find Solutions to an Equation?

For Teachers 6th - 12th
Provide this video for your class to help with understanding of how to use the zero product property to find solutions to an equation. Before viewing, learners will need to have a basic understanding of the zero product property since...
2:54
Lesson Planet

#### How Do You Figure Out the Price of an Item With Sales Tax?

For Students 6th - 12th
Sales tax always increases the price of your purchases. How can you figure out how much you'll be paying in full? Teach your class how to figure our their total cost, including sales tax, with this video. Using an example of a pair of...
6:55
Lesson Planet

#### What is a Quadratic Function?

For Teachers 6th - 12th
This is an introductory video on how to identify a quadratic function. This video explains what a quadratic function is and what the graph of a quadratic function looks like. The instructor goes through 4 examples of quadratic functions...
2:33
Lesson Planet

#### How Do You Solve an Inequality Where You're Multiplying Positive Fractions?

For Teachers 6th - 12th
Provide this video as additional instruction on how to solve inequalities when you need to multiply positive fractions. The focus of this video is on how to use the multiplication property of inequalities correctly. The lecturer explains...
2:49
Lesson Planet

#### How Do You Solve an Inequality Where You're Multiplying Negative Fractions?

For Teachers 6th - 12th
Examine the multiplication property of inequality with this video. An instructor goes through a problem, detailing how to solve an inequality when you need to multiply negative fractions. She defines reciprocal and puts the final...
2:58
Lesson Planet

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

For Teachers 6th - 12th
Usually you are supposed to write things in simplest form, but now you need to go backwards and write it in factored form. Some of you may look at it and think it's expanded form. Either way you look at it, watch the teacher break it...
4:55
Lesson Planet

#### How Do You Find Angle Measures for Adjacent Angles?

For Teachers 6th - 12th
Two angles with given values are adjacent. Together they are 172.5 degrees. How do you find the degree of one of the angles? You will have to write an algebraic equation with the given information to solve for the value of the variable....
5:10
Lesson Planet

#### How Do You Solve an Equation by Guessing and Checking?

For Teachers 6th - 12th
Guess and check. Pick a few values and plug them in to the equation. Did any of your guesses work? If not, then narrow it down and make another guess or two. It's really just about learning the process of guessing and checking.
2:49
Lesson Planet

#### How Do You Solve a Word Problem with an Equation Using Division?

For Teachers 6th - 12th
Maria is 12 years old. How do you know that? Follow the teacher as she shows you how to set up and solve this word problem. Don't forget to check your answer.
3:36
Lesson Planet

#### How Do You Solve a Word Problem By Writing an Inequality?

For Teachers 6th - 12th
An inequality in a word problem? And there's a fraction too?! As if word problems weren't hard enough! You can do this, just follow along as the instructor explains each step in solving this word problem.
3:04
Lesson Planet

#### How Do You Solve a Multi-Step Equation by Simplifying Before Solving?

For Students 6th - 12th
So you have the same variable more than once on the same side? No problem. Just simplify before trying to solve. That means, combine the like terms. Watch as the teacher shows you how to do that.