Build confidence for the Cambridge syllabus with the trusted and rigorous approach of Complete Mathematics, now in its 4th edition. Written by renowned author David Rayner, the practice-based approach ensures top Cambridge IGCSE results. This new edition is fully matched to the Cambridge syllabus for final examination in 2019, with new chapters on Compound Interest Formulas and Perpendicular Lines. In addition to a wealth of practice, it includes clear explanations and worked examples to embed the strong understanding required for top exam results and the step up to further study. A new edition for the latest Cambridge syllabus, for examination from 2020, will be available in 2018.