Prime Factorization Practice
A Grade 5 math worksheet focusing on prime factorization, factor trees, and identifying prime and composite numbers.
Includes
Standards
Topics
Prime Factorization Practice
Name:
Date:
Score:
Read each question carefully and provide the best answer. Remember to show your work for factor trees.
1. Which of the following is a prime number?
9
15
13
21
2. What are the prime factors of 12?
1, 2, 3, 4, 6, 12
2, 2, 3
3, 4
6, 2
3. A number that has exactly two factors, 1 and itself, is called a number.
4. A number that has more than two factors is called a number.
5. Draw a factor tree for the number 24. Write its prime factorization.
6. Draw a factor tree for the number 36. Write its prime factorization.
7. The number 1 is a prime number.
True
False
8. All even numbers are composite numbers, except for 2.
True
False
Use the words below to complete the sentences.
9. The process of breaking down a number into its prime is called prime .
10. The number 7 is a number, while 10 is a number.
Related Worksheets
Writing Three-Digit Numbers
Practice writing three-digit numbers in standard form, word form, and expanded form.
Identifying Three-Digit Numbers
A worksheet to help students practice identifying and understanding three-digit numbers, including place value and numerical representation.
Grade 5 Estimation Worksheet
A worksheet for 5th graders to practice estimation skills with whole numbers, decimals, and problem-solving.
Grade 5 Place Value Worksheet
A worksheet for 5th graders to practice identifying place value of digits in whole numbers and decimals.
Grade 5 Math: Patterns and Sequencing
This worksheet helps fifth graders practice identifying, extending, and creating various number and shape patterns, including growing and shrinking patterns, and using rules to describe them.
Greater Than, Less Than (Grade 5)
A Grade 5 math worksheet focusing on comparing numbers using greater than, less than, and equal to symbols with whole numbers, decimals, and fractions.
Grade 5 Number Sequences Worksheet
Practice identifying, extending, and creating number sequences with this Grade 5 math worksheet.
Letters and Numbers Fun!
A Grade 5 math worksheet focusing on understanding and manipulating letters and numbers in various contexts, including patterns and sequences.