2:53 Finding the HCF and LCM of algebraic expressions
Directly finds the HCF of algebraic terms, exactly matching this lesson's target skill.
Find the HCF of numeric and algebraic terms
Find the HCF of numeric and algebraic terms
4 hand-picked video lessons for this topic, each checked for relevance and clarity, graded by difficulty and labelled by depth. Press play to watch — nothing loads from YouTube until you do.
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4 shown 2:53 
4:04 Factorising an expression fully involving numbers and multiple letters
Factorises expressions with numbers and several letters, the practical HCF-of-algebraic-terms skill.
4:45 How to find the Highest Common Factor (2026/27 exams)
Crisp UK explainer of finding the HCF of numbers by listing and by prime factors.
15:58 HCF/LCM - GCSE Maths
Thorough UK walkthrough of finding the HCF of numbers, including the prime-factorisation method.