Identify the greatest common factor of two numbers with this colorful sixth-grade worksheet!

Calculate and color least common multiples in this sixth-grade worksheet!

Use this number theory worksheet to practice finding the greatest common factor of two numbers by finding the prime factorization! 

Help students build their number sense as they practice finding the least common multiple (LCM) in this helpful practice worksheet.

Students build their number sense as they practice finding the least common multiple of whole numbers in this math worksheet!