Khan Academy
Solving a Quadratic by Factoring, Quadratic Equations, Algebra I
The central concept in this video is solving quadratics by factoring. Several examples are shown with positive and negative numbers. The instructor demonstrates setting the factored equation to zero to solve the quadratic, using a graph...
Curated OER
What's a Factor?
The instructors shows how to identify factors by breaking apart the numbers and variables of an expression and showing how multiplication if the operation that is being applied in each case.
Curated OER
How Do You Use the Zero Product Property to Find Solutions to an Equation?
Provide this video for your class to help with understanding of how to use the zero product property to find solutions to an equation. Before viewing, learners will need to have a basic understanding of the zero product property since...
Curated OER
How Do You Use the Zero Product Property to Find Solutions to an Equation?
Provide this video for your class to help with understanding of how to use the zero product property to find solutions to an equation. Before viewing, learners will need to have a basic understanding of the zero product property since...
Curated OER
How Do You Find All the Factors of a Number?
How do you find the factors of a given number? The teacher will show you how to use a table, test out your answers, and then write all your factors in a list. If you know the divisibility rules, that will also help you out.
Curated OER
How Do You Check if a Number is Divisible by 2, 3, 5, 6, and 10?
How will learning about the divisibility rules help you do better in math? Well, if you have multi-digit numbers to factor, these rules will definitely help you factor numbers more quickly.
Math Playground
What is Prime Factorization?
A teacher describes how to find the prime factors of 525. She starts by describing how to use a factor tree to describe the factors of a number. Next, she uses increasingly difficult examples to illustrate this concept.
Math Playground
How Do You Find GCF and LCM?
Using the numbers 225 and 270, the narrator explains how to find the greatest common factor and the least common multiple. This presentation could be used in conjunction with other videos in a series exploring how to identify prime...
Math Playground
What is a Prime Number?
Review the characteristics of prime numbers. The narrator begins by defining factors and then goes on to explore the definition of prime numbers. This is a quick and easy way to review prime numbers.
Curated OER
How Do You Reduce Fractions?
Help your class learn how to reduce fractions using this video. Learners take a pair of numbers and figure out how to find common factors, divide, and identify fractions in their simplest form.
Curated OER
What Does Divisibility Mean?
What do divisibility and factoring have to do with each other? Well, if a whole number is the divisor and a whole number is the answer then both those numbers are factors of the number being divided. But if the answer is a decimal number...
Curated OER
How Do You Find All the Factors of a Number?
How do you find the factors of a given number? The teacher will show you how to use a table, test out your answers, and then write all your factors in a list. If you know the divisibility rules, that will also help you out.
Curated OER
How Do You Find the Least Common Multiple of Monomials?
Looking for the least common multiple, not the greatest common factor. It's so easy to mix these up. It may seem a little confusing at first because there are variables and exponents in the monomial examples. Watch this video and get...