This Cambridge IGCSE(R) Mathematics Core and Extended series has been authored to meet the requirements of the Cambridge IGCSE(R) Mathematics syllabus (0580/0980), for first examination from 2020. This Extended practice book accompanies the Cambridge IGCSE(R) Mathematics Core and Extended Coursebook and provides students with additional practice activities focused on the skills required for the (0580/0980) syllabus. These activities are ideal as extra classroom materials, homework activities or for self-study. Answers are included at the back of the book to help students track their progress.