Ages 11–12🧮 MathematicsBeing planted

Factors, multiples, and primes (age 11+)

Use the concepts and vocabulary of prime numbers, factors, multiples, common factors, common multiples, highest common factor (HCF), lowest common multiple (LCM), and prime factorisation including product notation and the unique factorisat…

A first look

This shelf is still being planted — the questions are being written and checked. Come back soon. A Skill needs at least 5 checked questions before it opens here.

Question 1 of 3

Which ordered pair correctly gives the greatest common factor of 48 and 64 and the least common multiple of 4 and 9?

Question 2 of 3

Find the sum of the greatest common factor of 48 and 84 and the least common multiple of 8 and 9. What is the sum?

Question 3 of 3

What is the greatest common factor (GCF) of 48 and 60?

Be first to know when it opens

A free account shows every Skill on the map as it opens — and practises the 38 Multiplication & Division Skills that are ready today. Every student account needs a parent's email first.

Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.