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Prime Factors, HCF and LCM

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Question 35
58%
80=24×5 80 = 2^4 \times 5 80=24×5 300=22×3×52 300 = 2^2 \times 3 \times 5^2 300=22×3×52
a.

Write down the highest common factor (HCF) of 80 and 300.

[1]
b.

Find the lowest common multiple (LCM) of 80 and 300.

[2]
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Prime Factors, HCF and LCM Questions

  1. GCSE
  2. /Maths
  3. /Prime Factors, HCF and LCM

58 exam-style questions on AQA GCSE Maths Prime Factors, HCF and LCM. Each one has a worked solution and a mark scheme showing where the marks go.

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