Mathematics syllabuses(0580/0980) using a tried-and-tested approach to improve mathematical skills with an emphasis on problem-solving and interrogating findings in new topics.

-Put theory into practice with worked examples that show full solutions, plus plenty of exercise questions covering both core and extended content, all put together by an experienced team of authors.

-Encourage full understanding of mathematical principles with commentaries and additional explanations

-Develop problem-solving skills with guidance on techniques to help complete open-ended investigations and justify reasoning for solutions.

-Check understanding with end-of-chapter student assessment questions to consolidate learning and test skills.

-Numerical answers to all questions are available free on hoddereducation.com/cambridgeextras. Worked solutions for the student assessments are available in the Cambridge IGCSE Core and Extended Mathematics Teacher's Guide with Boost subscription.