Grade 10 · Numbers · 73 pages · PDF

Percentages

Clear, exam-focused notes on percentages, from conversions and multipliers to percentage change and reverse percentages, with fully worked examples.

A complete 22-page IGCSE guide to percentages. It covers converting between fractions, decimals and percentages, finding a percentage of a quantity, and expressing one quantity as a percentage of another. It then teaches percentage increase and decrease using multipliers, percentage change, and reverse percentages. The final section applies these skills to profit and loss, successive percentage changes, and algebraic “show that” and equation problems. Every method comes with step-by-step worked examples and common mistakes to avoid. It ends with exam tips and a list of common question types.

What's in the pack

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• Cheatsheet · 2 pages

  Cheatsheet

  The whole topic on a page or two, for the night before.

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• Main Notes · 23 pages

  Main Notes

  The full notes: one idea per page, a worked example beside every rule.

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• Worksheet · 27 pages

  Worksheet

  Practice questions in the order the notes teach them.

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• Solutions · 21 pages

  Solutions

  Every worksheet question worked in full.

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Topics covered

• Converting between fractions, decimals and percentages
• Finding a percentage of a quantity
• Mental percentage shortcuts
• Expressing one quantity as a percentage of another
• Percentage increase and decrease using multipliers
• Percentage change
• Reverse percentages
• Profit and loss
• Successive percentage changes
• Algebraic proof with percentages
• Forming equations with percentages
• Exam tips and question types

Format

Print-ready PDF

Items

4

Delivery

By email