Year 9 · Maths
Use concepts and vocabulary for all numbers in Year 9 Maths
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Focus on HCF and LCM using prime factors. Open support for “Find the HCF Using Prime Factors”, then explain the idea in your own words.
Year 9 learners practise hcf and lcm using prime factors.
The activities include Find the HCF Using Prime Factors, Find the LCM Using Prime Factors, Identify Number Types, and related practice. The checked support below includes video, worksheet, teaching. Open a resource in its provider's website and choose the format that best helps the learner explain the idea independently.
Activities covered
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- Find the HCF Using Prime Factors — support from Oak National Academy
- Find the LCM Using Prime Factors — support from Oak National Academy
- Identify Number Types — support from YouTube — Cognito
- Know The Rules for Divisibility — support from YouTube — Learning Notebook
- Know Your Number Types — support from YouTube — Pink Pencil
- Understand the Rule for Divisibility by 11 — support from YouTube — Math with Mr. J
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Watch it explained
watch a video explanation
Highest common factor
Best for: a clear explanation before you practise
Lowest common multiple
Best for: a clear explanation before you practise
GCSE Maths – Types of Numbers
Best for: a clear explanation before you practise
Divisibility Rules for 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11
Best for: a clear explanation before you practise
Learn the Types of Numbers - Natural, Whole, Integers, Rational, Irrational, Real, Imaginary
Best for: a clear explanation before you practise
Divisibility Rule for 11
Best for: a clear explanation before you practise
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Learn it properly
lessons and teaching pages
Properties of number: factors, multiples, squares and cubes: lesson sequence
Best for: worked examples and step-by-step teaching
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Practise it
questions and activities to try
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Print and finish
worksheets away from the screen
Prime numbers, factors and multiples
Best for: pencil-and-paper practice away from the screen
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