Instructional Video8:42
Professor Dave Explains

Verifying Trigonometric Identities

12th - Higher Ed
Practicing verifying trig identities.
Instructional Video4:37
Curated Video

Modeling Addition of Fractions with Different Denominators Using Fraction Bars

K - 5th
Learn how to add fractions with different denominators using fraction bars as a visual model. Students are guided through examples, learning how to find a common denominator and add the numerators. The lesson emphasizes the importance of...
Instructional Video5:01
Curated Video

Ordering Fractions by Creating Common Denominators

K - 5th
In this video, students learn about the numerator and denominator of a fraction, and how to find the least common multiple to determine the common denominators. The teacher provides examples and guides the students through the process of...
Instructional Video5:01
Curated Video

Dividing Fractions Using a Common Denominator

K - 5th
In this video lesson, students learn how to divide fractions by using a common denominator. The teacher explains the concept through examples and models, demonstrating how to think about dividing fractions and how to use equivalent forms...
Instructional Video3:55
Tarver Academy

Adding Fractions w/o Common Denominators

12th - Higher Ed
In This Episode, Tyler Teaches Us About Adding Fractions w/o Common Denominators
Instructional Video5:49
Curated Video

Word Problems with Unlike Mixed Number Fractions

K - 5th
In this video, the teacher explains how to solve story problems involving subtraction of unlike mixed number fractions using number lines. The students are guided through the steps of understanding the problem, estimating the solution,...
Instructional Video4:00
Curated Video

Solving Rational Equations Using the Least Common Denominator

K - 5th
In this video, students are taught how to solve rational equations by using the least common denominator. The teacher explains the steps involved in solving proportions and demonstrates how to solve different rational equations. The...
Instructional Video4:52
Curated Video

Solving Rational Equations and Checking for Extraneous Solutions

K - 5th
In this video, the teacher explains how to solve rational equations by eliminating the denominators and checking for extraneous solutions. They provide examples and step-by-step instructions on factoring the denominators, multiplying by...
Instructional Video6:40
Curated Video

Solving Word Problems Involving Addition and Subtraction of Fractions Using Number Lines

K - 5th
In this video, students learn how to solve word problems involving addition and subtraction of fractions by creating number lines. The video provides step-by-step instructions on how to identify key information, draw a model, and write...
Instructional Video7:00
Curated Video

Adding Fractions with Unlike Denominators Using Fraction Bars

K - 5th
This video explains how to add fractions with unlike denominators using fraction bars. The lesson covers the concept of equivalent fractions and the importance of finding a common denominator to add fractions. The teacher also addresses...
Instructional Video4:27
Curated Video

Adding and Subtracting Fractions with Unlike Denominators

K - 5th
In this video, mathematicians are taught how to add and subtract fractions with unlike denominators. They learn the importance of finding a common denominator and how to rename fractions to achieve this. By understanding that the sizes...
Instructional Video5:47
Curated Video

Subtracting Fractions with Unlike Denominators Using Fraction Bars

K - 5th
This video explains how to subtract fractions with unlike denominators using fraction bars. It emphasizes the importance of finding a common denominator and shows how to use equivalent fractions to achieve this. The video also addresses...
Instructional Video6:44
Curated Video

Solving Word Problems with Addition and Subtraction of Mixed Numbers using Number Lines

K - 5th
In this video, the teacher explains how to solve word problems involving addition and subtraction of mixed numbers by creating number lines. The teacher provides step-by-step instructions on how to identify key information, draw a model,...
Instructional Video6:59
Curated Video

Solving Systems of Literal Equations

K - 5th
In this lesson, students will learn how to solve systems of literal equations, which are equations with variables representing unknown values. They will use properties of real numbers and inverse operations to isolate variables and find...
Instructional Video6:01
Curated Video

Deriving the Quadratic Formula by Completing the Square

K - 5th
In this video lesson, students will learn how to derive the quadratic formula by completing the square. The teacher explains the process step by step, using variables instead of specific numbers to demonstrate the general form of a...
Instructional Video5:35
Curated Video

Solving Fraction Problems with Rational Equations

K - 5th
This video is a lesson on solving fraction problems by writing and solving rational equations. It covers topics such as equivalent rational expressions, factoring quadratic equations, and checking for extraneous solutions.
Instructional Video5:49
Curated Video

Add Unlike Fractions Using Equivalent Fractions and the Number Line

K - 5th
This video explains the concept using a number line, demonstrating how to divide the number line into equal parts and shade in the appropriate fractions. It also addresses common mistakes students make and emphasizes the importance of...
Instructional Video4:55
Curated Video

Dividing Fractions by Multiplying by the Reciprocal

K - 5th
In this lesson, students will learn how to divide fractions by multiplying by the reciprocal. They will understand that dividing fractions is equivalent to multiplying by the reciprocal of the divisor.
Instructional Video2:30
NUMBEROCK

Adding and Subtracting Fractions

K - 5th
In a future time, when AI robots have taken over running pizzerias on a planet orbiting Alpha Centauri, the robot Zigon takes orders and then adds and subtracts fractions before the Pizzamatic-5000 serves up large pepperoni and cheese...
Instructional Video5:28
Curated Video

Solving Real World Problems with Rational Equations

K - 5th
This video explains the concept of rational expressions and equations, the importance of checking for extraneous solutions, and the process of solving equations by multiplying by the least common denominator. Through various examples,...
Instructional Video3:46
Curated Video

Create Common Denominators: Finding the Least Common Multiple

K - 5th
In this video lesson, students learn how to create common denominators between fractions by using equations. It explains the concepts of numerator and denominator, as well as the meaning of equivalent fractions. The lesson also...
Instructional Video5:30
Curated Video

Subtracting Fractions with Unlike Denominators using Area Models

K - 5th
In this video, you will learn how to subtract fractions with unlike denominators by creating area models. The teacher explains the key concepts of fractions, common denominators, and the importance of using a common unit when subtracting...
Instructional Video4:30
Curated Video

Subtracting Mixed Fractions with Unlike Denominators

K - 5th
In this video, students will learn how to subtract mixed fractions with unlike denominators. The teacher explains the concept of regrouping and demonstrates different regrouping methods.
Instructional Video5:07
Curated Video

Adding Fractions with Unlike Denominators Using Area Models

K - 5th
In this video, students will learn how to add fractions with unlike denominators by creating area models. Through visual representations and step-by-step explanations, students will understand how to find a common denominator and rename...