0580/13 May/Jun 2022, Question 18: HCF and LCM
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 2 marks
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The question, in short
Find the lowest common multiple of 32 and 40.
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Solution · 2 marks
- 132 = 2 × 2 × 2 × 2 × 2 and 40 = 2 × 2 × 2 × 5
- 2LCM = 2 × 2 × 2 × 2 × 2 × 5 = 160
Answer160
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