Curated OER
Challenge: Prime Numbers
In this exploring prime numbers worksheets, learners use the definition of prime numbers to solve 4 problems, then list prime and composite numbers from 2-18.
Curated OER
Prime Composite Worksheet
Children determine if the 45 numbers listed are prime numbers or composite numbers. They check off their answers. A very good resource!
Curated OER
Probability of Numbers
For this applying the probability of numbers from one to fifty worksheet, students find divisors, prime numbers, composite numbers, and designated place value numbers. Students solve five problems.
Illustrative Mathematics
Numbers in a Multiplication Table
Identifying patterns is a crucial skill for all mathematicians, young and old. Explore the multiplication table with your class, using patterns and symmetry to teach about square numbers, prime numbers, and the commutative and identity...
Curated OER
Prime Numbers
In this prime numbers worksheet, students read facts and complete comprehension activities. In this graph construction and drawing worksheet, students complete two activities.
Mathed Up!
HCF, LCM, and Product of Primes
Give the class a prime example of using prime numbers. After reviewing prime factorization of numbers with the video, pupils use their knowledge to determine greatest common factors and least common multiples in the worksheet. The...
Curated OER
Identify Prime and Composite Numbers
Fourth and fifth graders identify numbers as prime or composite, list composite numbers that could be mistaken for prime and answer a "prediction" question.
Curated OER
Prime Numbers
In this identifying prime numbers from one to fifty worksheet, students review prime numbers and color the prime numbers on the chart. Students color 15 answers.
Helping with Math
Factors With Prime and Composite Numbers (1 of 2)
Math monsters examine nine numbers, factor them, and then determine if they are composite or prime. You can print this worksheet off of the website, but it does not fit neatly onto one page. Consider projecting it on your class screen...
K12 Reader
Prime or Composite?
Prime numbers? Composite numbers? Prime factorization? After reading a short article about factors and prime and composite numbers, kids answer a series of comprehension questions based on the text.
Super Teacher Worksheets
Prime and Composite
Factoring is an essential component in algebra, and this worksheet prepares learners with a quick reference guide and examples. After they find all the factors, they decipher whether the number is prime or composite.
Curated OER
Factor Trees
In this factor trees worksheet, students make factor trees for 2 through 4 digit numbers. Students complete 20 factor trees for these numbers.
Curated OER
Primes in Product
In this secondary mathematics activity, students must determine the two prime numbers and one composite number that would be factors of the given product. The one page activity contains one problem with the solution.
Curated OER
Worksheet: Prime or Composite
Learners read the definitions for prime and composite numbers. Learners then identify the numbers as prime and composite numbers for the 20 problems. They complete a prime search and answer four problems about numbers.
Curated OER
Quick Quiz: Prime or Composite?
In this prime/composite quiz activity, learners identify 12 numbers as either prime or composite. Answers are included on page 2.
Curated OER
Numbers 1.1
In this numbers 1.1 worksheet, learners solve 64 problems about all kinds of numbers: rational, irrational, prime, composite, square roots, fractions, decimals.
Curated OER
ISTEP + Grade 6 Item Sampler
In this cross-curricular sampler of worksheets, students determine the meaning of specialized vocabulary and to understand the precise meaning of grade-level-appropriate words, describe and connect the essential ideas, arguments, and...
Math Learning Center
Grade 5 Supplement Set A2 – Number and Operations: Primes, Composites and Common Factors
Incorporate riddles into your math lesson by having students make tree factors and determine if the number is a prime or composite. They will also use other clues to find the answer to the riddle while sharpening their multiplication...
Curated OER
Factoring Numbers
In this factoring worksheet, students read about composite and prime numbers. They then read through 2 example problems regarding factors. Finally, students solve the 6 problems at the bottom of the page.
Curated OER
Primes and Prime Factors
In this primes and prime factors instructional activity, 8th graders solve 21 different problems to include identifying each number as prime, composite, or neither prime nor composite and listing all the primes less than 200. Then they...
k12 Math Worksheets
Prime Factorization
Your learners will get plenty of prime factoring practice with this one-page math worksheet.
Curated OER
Finding Factors
In this finding factors worksheet, students practice finding all the factors of 24 in twenty word equations and then find the prime factorization in ten equations.
Willow Tree
Factoring
Build an understanding of factors and use it to write the prime factorization of numbers. After exploring key vocabulary, learners create prime factorization for given numbers. They then use the prime factorizations to determine the...
Curated OER
Prime or Composite numbers
In this prime and composite numbers worksheet, students mark each 2 or 3 digit number as either prime or composite. Students complete 60 problems.
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