Teach lessons that suit the individual needs of your classroom with this SQA endorsed and flexibly structured resource that provides a suggested approach through all three units. It covers the new specification with all the new topics in the SQA examinations, provides thorough exam preparation with graded practice exercises, and is organised to make it easy to plan, manage and monitor student progress. This 'with answers' version textbook completely covers the latest National 5 syllabus. Each chapter includes summaries of key points and worked examples with explanatory notes showing how skills are applied. Section reviews presented in non-calculator and calculator formats provide students with the opportunity to consolidate skills acquired over a number of chapters. There are plenty of exercises and invaluable exam practice throughout to help build confidence and knowledge. A 'without answers' version is also available.