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Learning objective

Candidates should be able to express fractions in their simplest form, including proper fractions, improper fractions, mixed numbers, decimals, and percentages. They must also recognize equivalence and convert between these forms, including converting recurring decimals to fractions and vice versa, such as expressing 0.17o as a fraction.

Read the explanation, check the common trap, then practise with flashcards and questions.

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  • Read the explanation.
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Cambridge IGCSE MathematicsExtended NumberSupplement content

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Quick explanation

Candidates should be able to express fractions in their simplest form, including proper fractions, improper fractions, mixed numbers, decimals, and percentages. They must also recognize equivalence and convert between these forms, including converting recurring decimals to fractions and vice versa, such as expressing 0.17o as a fraction

  • This point belongs to Fractions, decimals and percentages, especially Fractions, decimals and percentages outcomes.
  • You need to be able to candidates should be able to express fractions in their simplest form, including proper fractions, improper fractions, mixed numbers, decimals, and percentages. They must also recognize equivalence and convert between these forms, including converting recurring decimals to fractions and vice versa, such as expressing 0.17o as a fraction.
  • The key ideas to know are Calculate, Determine, and Show.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

CalculateDetermineShowWrite

Why it matters

This objective helps connect Fractions, decimals and percentages outcomes to exam-style questions, flashcards, and revision notes for Fractions, decimals and percentages.

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Paper 2 structured question: Fractions, decimals and percentages

Paper 2Core or Extended Mathematics1 marks

Description

Fraction Conversion

Convert the following fractions and decimals as instructed.

  1. a

    Calculate Convert 0.6 to a fraction in its simplest form.

    Aim for approximately 1 distinct marking point.

    [1]
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