Master determining the greatest common factor (GCF) of a set of numbers with this inviting worksheet!

Reveal a secret number by identifying prime numbers in this fourth-grade worksheet!

Practice calculating the least common multiple (LCM) of two numbers with this useful worksheet!

Test your multiplication and division skills with this least common multiple (LCM) worksheet!

Take a deep dive into prime and composite numbers to 20 with this exploratory worksheet!

Learn to identify prime and composite numbers in this guided worksheet!