Curated Video
Like Denominators: Add/Subtract
“Like Denominators: Add/Subtract” shows methods for adding and subtracting fractions that have like denominators, including using a number line.
Curated Video
Word Problems about Time
The video “Word Problems about Time” explores ways of solving time-related word problems, including methods for identifying keywords and setting up the problems.
Curated Video
Review for You: Subtraction
The video titled “Review for You: Subtraction” uses the standard algorithm to solve subtraction problems involving multi-digit numbers.
Lingokids
Subtraction Song (Who Stole the Missing Block?)
Learn math with music! This song teaches children about subtraction with numbers 1 to 10. Make learning fun with songs that can help new information stick!
Curated Video
Determining the Best Method
Quadratic equations can be solved using various methods: factoring, completing the square, the quadratic formula, or taking square roots. Sometimes one method is a better option than the others, because it’s a little easier to use.
Curated Video
Matrices and Basic Operations
This video will explain matrices and give an overview of the basic operations of using them.
Curated Video
Fact Families of 1 and 2
The video “Fact Families of 1 and 2” introduces the concept of fact families, demonstrating how to arrange addition and subtraction number sentences that include the numbers 1 and 2.
Curated Video
Unlikely Mathematicians
UCLA psychologist Martin Monti describes how, contrary to what most of us naively believe, there is ample evidence that many animals can perform basic mathematical operations.
Curated Video
The Mentalizing Brain
UCL developmental psychologist Uta Frith describes how she used brain scanning technology to illustrate that the brain uses specific networks when involved in so-called “mentalizing activities” central to understanding autism.
Curated Video
Subtraction Song
Learn about the basics of Subtraction and Equal symbols with Subtraction Song by the KLT.
Curated Video
Subtraction Word Problems
“Subtraction Word Problems” solves real-world word problems that require subtraction and regrouping across zeros.
Curated Video
How to Borrow in Subtraction - Regrouping when Subtracting
In this video, we'll explore the concept of borrowing in subtraction and regrouping. This is a crucial math skill for students in 3rd, 4th, and 5th grades as it helps them subtract larger numbers with ease and accuracy. Check out the...
Curated Video
Two-Step Subtraction
“Two-Step Subtraction” identifies keywords for subtraction and solves several subtraction word problems that require two steps.
Curated Video
Two-Step Equations
Two-Step Equations shows how to write two-step single variable equations by using verbal models.
Curated Video
Complex Numbers
“Complex Numbers” will explain what a complex number is and how to apply operations to complex numbers.
Curated Video
Subtracting with Symbols
“Subtracting with Symbols” demonstrates strategies for solving subtraction problems that use symbols to represent unknown numbers.
Curated Video
Add and Subtract Fractions
A video entitled "Add and Subtract Fractions" which explores multiple methods for adding and subtracting fractions that have the same denominator.
Curated Video
Subtraction With Regrouping: May the Force Be With You!
Join Jedi Taylor as she takes you on an adventure to a galaxy far, far away to learn how to subtract two digit numbers without and with regrouping.
Curated Video
Subtract by Making Tens
The video “Subtract by Making Tens” uses the making tens strategy modeled with a ten frame or number line to solve several subtraction problems.
Curated Video
Addition When Subtracting
A video entitled "Addition When Subtracting" which shows you how to solve subtraction problems by using a strategy involving addition.
Curated Video
Equations with Fractions
Equations with Fractions demonstrates how to solve one-step equations by using reciprocals when the coefficient of the variable is a fraction.
Curated Video
Subtract with a Number Line
A video entitled “Subtract with a Number Line” describes ways to solve subtraction problems using a number line.