In this number theory and fractions worksheet, students search for words representing number theory and fractions in a word search. Students search for 15 words.

In this number theory worksheet, students read about The Sieve of Eratosthenes and follow a set of directions to complete a prime number activity and answer 4 related questions.

In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.

In this division worksheet, students complete division word problems. Students complete 10 multiplication problems that pertain to the concept of division.

In this finding factors practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.

Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.