Instructional Video4:06
Curated Video

How to Subtract Using a Number Line

9th - 12th
In this video, a teacher demonstrates how to subtract using a number line and helps students identify which number line represents a given expression. The teacher breaks down the steps and eliminates incorrect answer choices, making the...
Instructional Video3:26
Curated Video

Finding Unit Rate Using a Conversion Ratio

9th - 12th
In this video, the teacher explains how to find the unit rate cost per ounce of buying a watermelon using conversion ratios. The video walks through the steps of converting from pounds to ounces and shows how to avoid common mistakes...
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 writing...
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 to...
Instructional Video3:15
Curated Video

Ordering Absolute Value Expressions

9th - 12th
In this video, a math teacher explains how to order absolute value expressions from least to greatest. They first explain the concept of absolute value and then demonstrate how to evaluate and compare four different expressions. Grade 6...
Instructional Video3:02
Curated Video

Mathematics: Finding Values on Opposite Sides of 0 on the Number Line

9th - 12th
In this video, the teacher explains how to identify which pairs of numbers are on opposite sides of 0 on a number line. They walk through four pairs of values and show how to plot them on the number line to determine which pair is on...
Instructional Video2:03
Curated Video

How to Rotate about the Origin

9th - 12th
In this math video we will learn how to rotate about the origin. We are asked to rotate a triangle 90 degrees clockwise about the origin. We will identify one image and correctly place the image on the coordinate plane to represent the...
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 through...
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 the...
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 set...
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 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 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 intercept,...
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 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 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 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 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 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 how...
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. Grade 8...
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 different...
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...