Instructional Video4:09
Curated Video

Using the Converse of the Pythagorean Theorem

9th - 12th
In this math video we will solve a math problem using the converse of the Pythagorean Theorem. We will understand the if the longest side of a triangle squared is equal to the sum of each square of the remaining two sides, then the...
Instructional Video3:10
Curated Video

Distance in the Coordinate Plane

9th - 12th
In this math video we will find distance in the coordinate plane. We will understand that we can create a right triangle using a coordinate plane. We will also understand that the Pythagorean Theorem applies to any right triangle and is...
Instructional Video4:09
Curated Video

Using Pythagorean Theorem in the Real World

9th - 12th
In this math video we will be using the Pythagorean Theorem to solve a real world problem. We will understand that the Pythagorean Theorem applies to any right triangle. We will identify the legs and hypotenuse of a right triangle. We...
Instructional Video6:56
Curated Video

Repeating Decimals to Fractions

9th - 12th
In this math video we will rewrite repeating decimals as fractions. You will learn how to algebraically transform a repeating decimal to a fraction in three easy steps. We will write two equivalent equations that represent the repeating...
Instructional Video4:04
Curated Video

Missing Side of a Right Triangle

9th - 12th
In this math video we will determine the possible lengths of the missing side of a right triangle. We will be given two side lengths and asked to determine two possible lengths for the third side. We will understand that the Pythagorean...
Instructional Video2:59
Curated Video

Area and Volume of a Prism

9th - 12th
In this math video we will find the area of a the base of a prism & the volume of a prism. We will begin this three part question by finding the area of the base of a square prism. We will review all measurements to be sure they are in...
Instructional Video2:59
Curated Video

How to Find the Radius of a Circle from the Area

9th - 12th
In this math video we will learn how to find the radius of a circle from the area of a circle. We will be provided with the area of a circle in terms of pi and asked the measurement of the radius. We will review and use the formula for...
Instructional Video4:01
Curated Video

Discount: A Percent of Decrease

9th - 12th
In this math video we will find discount as a percent of decrease. We will understand discount as a markdown in price. We will find the percent of a number and decrease (or subtract) it from the original price. We will then apply a...
Instructional Video2:15
Great Big Story

Lacey Baker, Breaking Barriers in Women's Skateboarding

12th - Higher Ed
Lacey Baker, pro skateboarder, advocates for equality in skateboarding while pushing her limits and designing for Meow Skateboards.
Instructional Video5:07
Curated Video

Multiply Integers: Understanding the Rule and Proof

9th - Higher Ed
Do you need a quick refresher on how to multiply a positive integers to a negative integer?I will show you the rule for multiplying integers with different signs. In addition, I will walk you through 2 examples, giving you step-by-step...
Instructional Video5:13
Curated Video

How to Write and Simplify Improper Fractions

9th - Higher Ed
Are you looking for a video that teaches you about improper fractions and how to simplify them? Then look no further! I will explain the definition of improper fractions, give you some examples, and show you how to simplify or reduce...
Instructional Video5:44
Curated Video

Word Clues in Division Word Problems

K - 8th
Mr. Addit reviews keywords in word problems that are clues for what math operation will be used.
Instructional Video5:32
Curated Video

Fair and Unfair

3rd - Higher Ed
Mr. Addit adds two more words to his probability vocabulary, fair and unfair. Then, using a spinner, he determines if a spinner is fair or unfair and calculates the probability of the spinner landing on specific colors in each example.
Instructional Video6:17
Curated Video

Review for You: Experiments and Probability

3rd - Higher Ed
Mr. Addit reviews experiments, probability, and fairness.
Instructional Video4:33
Curated Video

Review for You: Weight and Capacity

K - 8th
Mr. Addit reviews weight and capacity and how to estimate their measurements.
Instructional Video6:25
Curated Video

Discovering Perimeter

K - 8th
Mr. Addit explains how to calculate the perimeter of a square and a rectangle. He then gives examples of calculating the perimeters of three-sided, five-sided, and six-sided shapes.
Instructional Video6:52
Curated Video

Counting Coins

K - Higher Ed
Mr. Addit reviews the values of coins and models adding combinations of coins.
Instructional Video6:14
Curated Video

Review for You: Counting Money and Making Change

K - 8th
Mr. Addit reviews how to count with pennies, nickels, dimes, quarters, and dollar bills, as well as how to make change.
Instructional Video6:31
Curated Video

Greater than, Less than, Equal To

K - 8th
Mr. Addit begins a discussion of greater than, less than, and equals and provides examples of their usage. He also explains how to place the proper symbol between sets of numbers.
Instructional Video6:49
Curated Video

Place Value: Ones, Tens, and Hundreds

K - 8th
Mr. Addit provides an overview of base ten blocks. He relates counting with base ten blocks to using the place value chart.
Instructional Video9:19
Curated Video

Review for You: Place Value and Number Comparison

K - 8th
Mr. Addit reviews place value, base-ten blocks, and inequalities.
Instructional Video4:40
Curated Video

Interior and Exterior Angles Explained

3rd - Higher Ed
This video explains interior and exterior angles of a polygon. In particular: how to calculate interior and exterior angle, how to find the sum of interior or exterior angles, and how to find the number of sides of a polygon with just an...
Instructional Video5:38
Curated Video

How to Multiply Integers with Counters

9th - Higher Ed
If you've ever found multiplication with negative numbers confusing, this video is perfect for you. In this step-by-step guide, I'll show you how to use counters to visualize and understand integer multiplication like never before. I'll...
Instructional Video5:36
Curated Video

Solving Equations with No Solution, One Solution, or Many Solutions

9th - Higher Ed
This video explores the intriguing world of equations, showcasing how they can lead to straightforward solutions or unexpected contradictions. Viewers are guided through solving equations with no solution, equations with one solution,...