Prime Factors

The Prime Factors of Numbers from 2 to 99 Number Sense Worksheet

Prime Factor Tree

These Factor and Multiple Worksheets are perfect for mastering the math topic concerning factors of numbers, like Prime Factor, Greatest Common Factors, Least Common Multiples and more.

These are super helpful free math worksheets that you can use to practice finding the prime factorization of a given number.

Teaching factors is so underrated! When fourth graders understand relationships, patterns unfold before their eyes.

Enhance your math skills with this engaging Prime Factor Decomposition Using Factor Trees Worksheet. Perfect for students looking to master prime factor decomposition, this resource offers practice in breaking down numbers up to 3000 using factor trees. Strengthen your understanding of factors and primes with this educational tool!

Learn how to use factor trees or prime factorization to identify the GCF of 2 or more numbers.

1. Prime Factor your Denominators separately, down to a Prime Number. 2. List all the Prime Factors of each number, and write them in Exponent/Power form. 3. Circle the Prime Factors, that occur the most amount of times, within EACH list of prime factors, for each number. Highest Exponents/Powers. You need to write ALL the prime factors you circled. 4. Circle any other Prime Factors, that occur in ALL your lists of Prime Factors. But only write one of them. 5. Multiply to find the LCM.