Instructional Video3:28
Curated Video

Finding Percent of Increase

9th - 12th
In this video, the teacher explains how to solve a real-world math problem involving percent of increase. The problem involves expanding a rectangular patio by increasing the length by 50% and the width by 20%. The teacher walks...
Instructional Video3:31
Curated Video

Finding Distance on a Number Line

9th - 12th
In this video, the teacher explains how to find the distance between two points on a number line using absolute value. The teacher walks through the steps of identifying the points, using absolute value to find the distance, and...
Instructional Video5:54
Curated Video

Facts About Reflections and Translations

9th - 12th
In this video, the teacher explains the concepts of reflections and translations using examples of Pentagon L and Triangle T on a coordinate plane. The viewer is presented with multiple choice questions to test their understanding of...
Instructional Video10:54
Curated Video

Comparing Mean and Mean Absolute Deviation

9th - 12th
In this video, a math teacher explains how to compare mean and mean absolute deviation (MAD) using line plots of whale sightings on morning and afternoon trips. The teacher walks through the steps of finding the mean and MAD for each...
Instructional Video3:04
Curated Video

Comparing Absolute Values Using Inequalities

9th - 12th
In this video, a math teacher explains how to compare absolute value expressions using inequalities. The teacher walks through five answer choices and explains why only two of them are correct. This video is helpful for anyone looking...
Instructional Video10:32
Curated Video

Interpret and Predict with a Line of Fit

9th - 12th
In this video, a teacher explains how to interpret and predict using a line of best fit on a scatter plot. They use a real-world example of a basketball team's practice hours and points scored to demonstrate how to find the Y...
Instructional Video4:26
Curated Video

Using Fractional Ratios in Cooking

9th - 12th
This is a video tutorial on how to solve a cooking problem involving fractional ratios. The teacher uses a tape diagram to explain how to find the amount of blueberries and strawberries needed for the whole recipe based on the given...
Instructional Video4:16
Curated Video

Subtracting Linear Expressions: Vertical and Horizontal Methods

9th - 12th
In this video, the teacher explains how to subtract linear expressions using both the vertical and horizontal methods. They provide step-by-step instructions and emphasize the importance of identifying like terms to prevent errors. The...
Instructional Video6:11
Curated Video

Graphing a Line: Two Methods Explained

9th - 12th
In this video, a teacher demonstrates two ways to graph a line - using a table and using slope and Y intercept. The teacher explains the process step-by-step and provides clear examples to help students understand how to graph a line...
Instructional Video6:00
Curated Video

Transformations in Geometry: Identifying Reflections, Translations, and Rotations

9th - 12th
In this video, the teacher explains how to identify the correct statements about a transformation of a triangle on a coordinate plane. The teacher goes through each answer choice and explains why it is either correct or incorrect,...
Instructional Video3:54
Curated Video

Solve the System of Linear Equations Using Substitution

9th - 12th
In this video, the teacher explains how to solve a system of linear equations using the method of substitution. The viewer is given a question to solve and is guided through the steps to find the solution using drag and drop activities...
Instructional Video2:59
Curated Video

Simple Probability

9th - 12th
In this video, a teacher explains the concept of simple probability using a real-life example of selecting marbles from a bag. Viewers are guided through the process of determining the ratio of desired outcomes to possible outcomes,...
Instructional Video5:05
Curated Video

Proportional Relationship with a Table and an Equation

9th - 12th
In this math video we will solve a two part question about a proportional relationship with a table and an equation. We will begin by understanding the table and finding the unit rate. We will find the change in each column as we...
Instructional Video4:48
Curated Video

Probability and Describing Expected Outcomes

9th - 12th
In this video, the teacher explains probability using an eight-section spinner and four different outcomes. The viewers are asked to determine whether each outcome is likely, unlikely, or neither likely nor unlikely. The teacher breaks...
Instructional Video2:04
Curated Video

Determining Non-Function Graphs Using the Vertical Line Test

9th - 12th
In this video, the teacher explains how to use the vertical line test to determine if a graph is a function or not. The viewer is presented with four graphs and asked to identify which one is not a function. The teacher demonstrates...
Instructional Video2:47
Curated Video

Volume of a Cone Using Diameter

9th - 12th
In this video, the teacher explains how to find the volume of a cone using the formula 1/3 * π * r^2 * h. They walk through the process step-by-step and provide helpful tips for identifying the values needed for the equation....
Instructional Video3:35
Curated Video

Using Mean to Compare Data on Line Plots

9th - 12th
In this video, the teacher explains how to compare data using line plots and means. The viewer is guided through finding the mean of each team's data, marking the averages on the line plots, and identifying the number of players who...
Instructional Video3:13
Curated Video

The Pythagorean Theorem and the Coordinate Plane

9th - 12th
In this video, the teacher explains how to use the Pythagorean theorem in the coordinate plane to find the length of a segment. They walk through the steps of identifying the right triangle, finding the values of the legs, plugging...
Instructional Video1:54
Curated Video

Scale Ratio of a Drawing

9th - 12th
In this short math video we will determine the scale ratio of a drawing to answer a standardized math test question. We will begin by drawing a picture to visualize the problem. We will compare the drawing length to the actual...
Instructional Video6:22
Curated Video

Operations with Rational Numbers: Multiplying and Dividing

9th - 12th
In this video, the teacher explains how to perform operations with rational numbers, specifically multiplication and division. The video includes step-by-step instructions and rules for handling different signs and dividing by a...
Instructional Video4:06
Curated Video

Understanding Rational and Irrational Numbers: Identifying Decimal Patterns

9th - 12th
In this video, the teacher discusses the concept of rational and irrational numbers by analyzing a specific number value and four statements about it. Through a clear and concise explanation of integers, whole numbers, and fractions,...
Instructional Video2:35
Curated Video

HOW to Plot the Solution on a Number Line

9th - 12th
In this math video we will learn how to plot the solution on a number line to answer a standardized math test question. We will solve an equation by adding rational numbers. We will review the rule for adding number values with...
Instructional Video3:46
Curated Video

Finding Simple Interest

9th - 12th
This video teaches how to calculate simple interest using the simple interest formula. It uses a real-life example of a savings account and breaks down the steps to find the total amount of money after one year. It's a great resource for...
Instructional Video8:50
Curated Video

Finding Simple & Compound Probability

9th - 12th
In this math video we will be finding Simple & Compound Probability. We will be answering a 4 part constructed response question where we are asked to show or explain our reasoning. We will be using an organized list to find simple...