Grade 4 Factor Trees Worksheet
Explore prime factorization using factor trees for grade 4 students. Practice breaking down numbers into their prime factors.
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Standards
Topics
Factor Trees
Name:
Date:
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Read each question carefully and follow the instructions to complete the factor trees.
1. List all the factors of the number 12.
2. Which of these factors are prime numbers?
Complete the factor tree for each number below.
3. Number 18
4. Number 24
5. Number 30
6. Number 36
Write the prime factorization for each number using its factor tree.
7. The prime factorization of 18 is .
8. The prime factorization of 24 is .
9. The prime factorization of 30 is .
10. The prime factorization of 36 is .
11. Which of the following is a prime number?
9
15
7
12
12. Every composite number can be written as a product of prime numbers.
True
False