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
Relating GCF and LCM for Grade Six
In this relating GCF and LCM for Grade Six instructional activity, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
Curated OER
Factors
In this factors activity, learners identify factors of given numbers. They identify prime numbers and name the least common multiple. This two-page activity contains 24 problems. This activity is designed to be completed mentally.
Curated OER
Highest Common Factor and Lowest Common Multiple
In this factors and multiples learning exercise, students solve 50 problems in which the greatest common factor (GCF) and the lowest common multiple (LCM) are calculated. This page is intended for online use but may be completed on paper.
Curated OER
Factors for Grade 6: HCF, GCD and GCF
In this factors for grade 6: HCF, GCD, and GCF worksheet, 6th graders answer 10 multiple choice questions, about factors and divisors, with answers available online.
Cuemath
Cuemath: Highest Common Factor
Explore the world of Highest Common Factor or Greatest Common Factor (GCF) by going through its various aspects and properties. Find answers to questions like what is the highest common factor for a group of numbers, easy ways to...