Instructional Video1:55
Curated OER

How Do You Use a Scatter Plot to Find a Negative Correlation?

6th - 11th
Organize your data on a graph. Use the data, pair them up as coordinate pairs, then graph them, resulting in a scatter plot. But how, you ask? Watch this tutorial to learn the step-by-step process needed to draw a scatter plot and...
Instructional Video4:54
Curated OER

What Does the Slope of a Line Mean?

6th - 9th
Evaluate the steepness of lines, also known as the slope, by watching this video. A tutor explains what the slope of a line is and compares two different lines to demonstrate slope. A practical introductory video for classes that are...
Instructional Video1:25
Curated OER

Holes in Rational Equations

7th - 9th
When you have a hole in a graph it means that both the numerator and denominator equaled 0 in an equation. So what does that mean? Learners can brush up on this graphing concept and feel OK when they realize a hole in a graph is just a...
Instructional Video5:42
Curated OER

How Do You Solve a Decimal Inequality Using Division?

6th - 12th
Divide decimals to solve this inequality! Learners can watch the instructor in this thorough video as she works through an inequality that contains decimals. This resource is appropriate for teaching, reinforcing, or reviewing the concept.
Instructional Video4:42
Curated OER

How Do You Subtract Two Rational Expressions with Different Denominators?

6th - 12th
Reinforce instruction on the least common denominator and subtracting rational expressions with this tutorial video. Learners can view this video in class or at home. Consider using this resource to supplement your lesson plan.
Instructional Video6:24
Curated OER

What is a Linear Equation?

6th - 12th
Explore linear equations with this video about lines with equal signs! The instructor demonstrates linear equations in a variety of ways: writing examples, plugging in solutions, and graphing equations. This resource could act as an...
Instructional Video1:15
Curated OER

What's the Multiplication Property of Equality?

6th - 12th
Watch this tutorial for a quick explanation of the multiplication property of equality. Important for solving equations, this property is essential for pupils to master. Class members might watch this in class or at home for extra...
Instructional Video1:38
Curated OER

What is the Associative Property?

6th - 12th
A straightforward definition of the associative property of addition and multiplication, this resource could be used to help learners tackle the concept. You might consider giving the link to struggling class members so they can use it...
Instructional Video10:20
Curated OER

How was the Quadratic Formula Derived?

6th - 12th
If you or your class members are interested in how the quadratic formula is derived, then take a look at this video! The tutorial takes you through each step necessary to derive the quadratic formula from the general form for a quadratic...
Instructional Video2:54
Curated OER

What's a Percent of Change?

6th - 9th
Learners who view this video will gain a stronger understanding of percent of change. This tutorial provides a formula and a sample problem. As the tutor completes the example, she explains and clarifies each step that she takes to find...
Instructional Video2:19
Curated OER

How Do You Figure Out Sales Tax?

6th - 8th
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 out their total cost, including sales tax, with this video. Using an example of a pair of...
Instructional Video3:42
Curated OER

What is the Discriminant?

6th - 12th
Introduce learners to the discriminant. The discriminant, used to find the number of real solutions to a quadratic equation, is part of the quadratic formula. The video shows where in the formula you can find it, and provides an example...
Instructional Video2:37
Curated OER

What's a Solution to a System of Linear Equations?

6th - 12th
Since the focus of this video is on explaining the solution to a system of equations, the lecturer does not work through the problem. Instead, she points out that the solution should be an ordered pair that makes each equation a true...
Instructional Video
Khan Academy

Khan Academy: Algebra: Simplifying Rational Expressions Introduction

9th - 10th Standards
Video shows examples of how to simplify rational expressions. Includes writing restrictions for simplified expressions. [15:22]
Instructional Video
Sophia Learning

Sophia: Converting to Fractional Exponent Form

7th - 9th Standards
The process for converting a number raised to a power within a root symbol to a number raised to a fraction exponent is demonstrated in this video.
Instructional Video
Khan Academy

Khan Academy: Origins of Algebra

9th - 10th
In this video, you will learn where the word "algebra" comes from and its underlying ideas. An overview and history of algebra is shared with viewers.
Instructional Video
Sophia Learning

Sophia: Dividing Rational Numbers

9th - 10th Standards
Explore how the multiplicative inverse can be used to divide rational numbers. Assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Slope Intercept Form and Direct Variation

9th - 10th Standards
Explore the relationship bewteen slope-intercept form, slope, and direct variations and assess learning with a quiz.
Instructional Video
Sophia Learning

Sophia: Slope Intercept Form From a Table of Data

9th - 10th Standards
Use a table of data to find the slope-intercept form of a linear function. Take a quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Slope Intercept Form From Tabular Data

9th - 10th Standards
Use a table of data to determine the slope-intercept form of a linear function. Take a quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Solutions

9th - 10th
Substitute a value for a variable and determine the solution to the equation. Take quiz to assess understanding.
Instructional Video
Sophia Learning

Sophia: Solving Linear Systems by Graphing

9th - 10th Standards
Solve linear systems of equations using a graph and take a quiz to assess learning.
Instructional Video
Sophia Learning

Sophia: Solving Linear Systems by Substitution

9th - 10th Standards
Use substitution to solve linear systems.
Instructional Video
Khan Academy

Khan Academy: Practice: Two Step Equations Word Problems

6th - 8th
Try several practice two-step equation word problems. Answer correctly and move on; answer incorrectly and Khan Academy provides relevant tutorials.