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0580/11 May/Jun 2025, Question 8: Introduction to Percentages

Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Non-calculator · 2 marks

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The question, in short

Convert 90% to a fraction in simplest form, and convert 3/100 to a decimal.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Part (a) · 1 mark

Express 90% as a fraction reduced to its simplest form.

  1. 190% = 90/100 = 9/10

Answer9/10

Part (b) · 1 mark

Write the fraction 3/100 as a decimal.

  1. 13/100 = 0.03

Answer0.03

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