PRICING
Log in
Join using code
Shared lesson activities for Using Prime Factorizations to Find the Least Common Multiples
Go back to all lesson plans
Fraction Unit Lesson 3 - Prime Factorization, GCF, LCM
Intended for use by my Math Classes and hopefully useful to others... Disclaimer -- This is not intended to take the place your teacher, their teaching methods,...
Least Common Multiple - LCM
This video shows you how to find the least common multiple of 36 and 54 using prime factorizations.
The Least Common Multiple (LCM) -- Part 1 of 2
Here's a 2-part video for finding the Least Common Multiple. I use prime factors to find the LCM. Grab a pen and paper and work along with the video.
Example: Determining the Least Common Multiple Using Prime Factorization
This video provides an example of determining the least common multiple of two numbers by using prime factorization. Complete video list at ...
Find LCM of 15, 32 and 66 using Prime Factorization (2: Take it further)
HOW TO video SOLUTION to this problem using the prime factorization method. Do the math BEFORE watching, to check method and answer.
Find the LCM using Prime Factorization (1: Intro for beginners)
Easy intro to a cool method to quickly find the LCM of any number. Works for ANY numbers... and it is FAST!!! The bigger the numbers whose LCM you are trying .....
GCF and LCM of 3 Numbers
Find the GCF and LCM of three numbers by using prime factorization and comparing powers.
Using Prime Factorization To Find The GCF And LCM
This lesson starts by highlighting the difference between a prime and a composite number. This lesson also shows how all composite numbers are composed of ...
Prime Factorization to Find the LCM
Break down the numbers into factors of all primes, then take the highest power of each different prime number from both your prime factorizations. Multiply them...
LCM, GCF and Prime Factorization - Finding The LCM or GCF Using Factor Trees
This tutorial reviews how to find the LCM and GCF using factor trees.
Go back to all lesson plans