Factors and Multiples Worksheet on Primes and LCM
Worked explanations of multiples, factors and prime numbers lead into finding the lowest common multiple and highest common factor through prime factorisation.

- Year groups
- Years 4–6 (Key Stage 2)
- File type
- Preparation
- Print ready
- Subject
- Division, Multiplication and Division, Maths
- Topic
- Maths Factors, Multiples
- Resource types
- Worksheets
- Preparation
- Print ready
From the author
About this resource
This maths worksheet fits into the That we know of yet series for Multiples and Factors.
This printable is all about turning ‘Times tables' into mathematical knowledge.
In the classroom
Teaching tips & learning objectives
Learning objectives
List multiples and factors of a given number
Identify the first 20 prime numbers
Find the LCM and HCF of two numbers using prime factorisation
Skills covered
Prime factorisation — writing numbers as products of primes to find the LCM and HCF
Listing factors — completing the prompt for every factor of 60
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Resource details
Concepts & topics
Core concepts
Prime numbers
Lowest common multiple
Highest common factor
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