Prime Factorization Worksheets
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Journey through this bundle of prime factorization worksheets and master the process of finding the prime factors of composite numbers using the divisibility rules. This set along with answer keys also offers exercises to complete the factor tree diagrams for numbers up to 100 as well as create factor trees by finding the factor pairs. Take a sneak peek at our free worksheets!
Completing Prime Factor Trees | Easy
Prep up children in grade 4 and grade 5 with these visual aids featuring numbers up to 50 and instruct them to fill in the missing factors that make up the branches and leaves, and complete each factor tree.
Completing Prime Factor Trees | Moderate
In this set of prime factor trees worksheets, the numbers to be factorized are greater than 50! Divide the number with the given factor to find out the missing factors.
Drawing Prime Factor Trees | Easy
Take the number as the tree's root, decompose it into factor pairs so the tree would get its branches, and split until you obtain all prime factors or the leaves.
Drawing Prime Factor Trees | Moderate
Fill out the branches and leaves by writing down the prime factors of the given number. The numbers to be factorized are 2-digit numbers less than 100.
Filled with composite numbers up to 50, this set of printables requires kids to start dividing the number by the smallest prime factor 2, then moving on to 3,5, and so on. Finally, express the number as the product of its prime factors.
Prime Factorization of 2-Digit Numbers
Demystify the concept of prime factorization by starting at the smallest prime number and working upward. Use the division method and write the number as a product of its prime factors.
Prime Factorization of 3-Digit Numbers
To solve these pdfs, express each 3-digit number in the prime factor form by dividing the number by the prime factors until you get the remainder equal to 1. Check your answer by multiplying the prime factors.
Prime Factorization | Moderate
Open up a promising world of practice in prime factorization for the 5th grade and 6th grade students with these prime factorization worksheets, where they are up against moderately difficult problems.
Prime Factorization | Difficult
Use the divisibility rules with absolute mastery and find the prime factors to perfection. Write the 2-digit and 3-digit numbers as the product of prime numbers.