Home / Worksheets / Grade 6 / Math / Factor Trees Worksheet

Factor Trees Worksheet

Explore prime factorization using factor trees with this engaging worksheet for 6th graders.

Grade 6 Math Number SenseFactor Trees
Use This Worksheet

Includes

Fill in the Blanks2 Short AnswerMultiple ChoiceTrue / False

Standards

CCSS.MATH.CONTENT.6.NS.B.4

Topics

mathnumber sensefactor treesprime factorizationgrade 6
7 sections · Free to use · Printable
← More Math worksheets for Grade 6

Factor Trees Worksheet

Name:

Date:

Score:

Instructions: Complete the following exercises by constructing factor trees to find the prime factorization of each number. Remember to break down numbers until all branches end in prime numbers.

1. A factor tree helps us find the   factorization of a number.

2. A   number is a whole number greater than 1 that has only two factors: 1 and itself.

3. The prime factors of 12 are   and  .

Draw a factor tree for the number 24. Write its prime factorization.

Prime factorization of 24:  


Draw a factor tree for the number 36. Write its prime factorization.

Prime factorization of 36:  

1. Which of the following is the prime factorization of 60?

a

2 × 3 × 10

b

2² × 3 × 5

c

2 × 3 × 5 × 2

d

4 × 3 × 5

1. All numbers in a factor tree must be prime.

T

True

F

False

Find the prime factorization of 72 using a factor tree. Show your work.

Prime factorization of 72: