Prime Factorization Teacher Resources
Find Prime Factorization educational ideas and activities
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How Do You Find the Prime Factorization of a Number Using a Tree?
A factor tree? What's a factor tree? A tree of factors? A factor tree is a method use to do the prime factorization of an integer. It's not complicated. Watch the teacher as she explains the steps and shows how to write the answer as a multiplication of prime factors.
3 mins 6th - 8th Math
Factoring is an important math skill, and it's often quite confusing for youngsters. This presentation does a good job of showing the basic skills and vocabulary needed to begin to understand this important process. Prime numbers, composite numbers, and prime factorization are all covered, and there's an ample supply of practice problems for learners to try their hands at.
4th - 5th Math CCSS: Adaptable
Find the Factors and Prime Factors
Show the class how to find the factors of numbers. They use a variety of strategies, including unifix cubes, to find the factors of a whole number. This resource includes clear procedure to follow. Included are an anticipatory set, materials list, and a link to a printable homework page.
4th - 6th Math
How Do You Find the Greatest Common Factor of Two Numbers Using Prime Factorization?
Here's a quick review on how to use a prime factor tree to find the greatest common factor of two numbers. This is one of the simplest ways to find the greatest common factor. So watch this video to get a refresher on how to do prime factorization.
2 mins 6th - 8th Math
Monomial Greatest Common Factor
Sal explains that the greatest common factor of any number is the largest number divisible into both monomials and not necessarily the number with greatest value. He breaks down two numbers into their prime factors as a product of its primes then identifies the GCF of greatest common factor.
3 mins 9th - 11th Math
Prime Numbers and Prime Factorization
Clarify prime numbers, composite numbers, and prime factorization with this worksheet. After looking over definitions, working through prime numbers, and making composite numbers, learners are introduced to prime factorization and the Sieve of Eratosthenes.
7th - 10th Math
Math in English Skills X Exercise Book
Provide your remedial math students with a handy packet that will help them practice prime factorization, exponents and roots, and multiplication and division of fractions. The packet includes 20 pages, bright images, and answer keys. Just print and practice!
1st - 6th Math
How Do You Find the Greatest Common Factor If There are No Common Factors?
Use prime factorization to find the greatest common factor of three given values. Okay. But what if there doesn't seem to be any integer that is common in all three given values? Well, then, the greatest common factor must be 1. Not sure what that means?
3 mins 6th - 9th Math
How Do You Find the Greatest Common Factor of Monomials?
Use prime factorization to find the greatest common factor of four given values. What are the factors that all four given values have in common? Identify them, and then multiply together to get the greatest common factor. Just like that. Watch this video to see how it's done.
4 mins 7th - 9th Math
How Do You Find the Greatest Common Factor of Three Numbers?
Use prime factorization to find the greatest common factor of three given values. What are the factors that all three given numbers have in common? Identify them, and then multiply together to get the greatest common factor. Just like that.
2 mins 6th - 8th Math