Oxford Complete Mathematics for Cambridge IGCSE® Extended (Sixth Edition) is a comprehensive Mathematics textbook designed for students studying the Cambridge IGCSE Mathematics Extended syllabus (0580). Written by experienced authors including Ian Bettison, Mathew Taylor, and Deborah Barton, this updated sixth edition provides complete coverage of the latest syllabus for first teaching from 2023 and examinations from 2025. It features clear explanations, worked examples, extensive graduated practice, and exam-style questions to develop mathematical fluency, reasoning, and problem-solving skills. The book covers key topics such as number, algebra, geometry, trigonometry, statistics, probability, and functions, while supporting progression to advanced mathematics studies. With a full-colour design and international examples, it is ideal for classroom learning, homework, revision, and independent study.