1Build confidence for the latest 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 IGCCE results. This new edition is fully updated for the latest Cambridge syllabus for first examination in 2017, 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 the step up to further study.