# Prime Factor Tree Worksheets

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Make use of the practice squeezed into our printable prime factor tree worksheets to enhance your skills at finding the factor pairs of a number, filling the missing factors, and completing the factor trees! Of the various ways used to find the prime factorization of a number, factor trees are the simplest yet the most effective. We offer exercises to complete the factor tree diagrams for numbers up to 100 by filling in the missing factors as well as to create factor trees by finding the factor pairs. Work out every pdf worksheet and banish all your doubts in the topic!

Our free factor tree worksheets are best suited for 4th grade and 5th grade children.

CCSS: 4.OA

Complete the Prime Factor Tree - Easy | Worksheet #1

Kick-start prepping with this free prime factor tree worksheet featuring partially filled trees. Acquaint yourself with the fact that every composite number can be branched out into factor pairs, and you are good to go.

Complete the Prime Factor Tree - Easy | Worksheet #2

With numbers < 50, this easy pdf makes an ideal practice resource for children in grade 4 and grade 5! Fill in the missing factors up to 10 that make up the branches and leaves, and complete each factor tree.

Complete the Prime Factor Tree - Moderate | Worksheet #1

Prepare the ground for children to face numbers > 50 in these printable factor tree worksheets! In this resource with a moderate level of difficulty, children learn to figure out the missing factors, some of which are greater than 10.

Complete the Prime Factor Tree - Moderate | Worksheet #2

Extend your practice with another session on completing factor trees, and watch your skills instantly look up! Divide the number on root with the given factor to find out the missing factors, and fill in the branches and leaves.

Drawing Prime Factor Trees Worksheets

Assess how well can you draw a prime factor tree from root to leaves with this free pdf. 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.