This smashing all-in-one CGP book is fully up-to-date for the new `Grade 9-1' Foundation Level Edexcel GCSE Maths course! Every topic is clearly explained in CGP's straightforward style, with plenty of helpful worked examples. Each mini-section is rounded off with a quick warm-up test and a selection of exam-style questions - and there's a full set of practice exam papers to round it all off! (Answers to the exam-style questions and practice exams are at the back.) We've also included a free Online Edition of the whole book to read on your PC, Mac or tablet - just use the unique code printed inside the book to access it.