This book is designed to help nurses make accurate drug calculations and improve patient safety. It is written in an accessible style to make learning as easy as possible. The simple, clear and friendly approach will be a major help to anyone who hates maths. Real examples from prescriptions and medicine labels are used to simulate actual practice and help make the link with the theory. The range of specialties covered makes the content relevant to all areas of nursing practice. Real-life examples taken from prescriptions and medicine labels will help nurses to relate the mathematical theory to everyday clinical practice Revision of the underlying arithmetic ensures a solid basis A stepped approach allows readers to proceed at their own pace More advanced material is included to suit a range of abilities New 'How to use this book' section More examples relating to renal, ITU, drug dosing, fluid balance and a wider range of examples Text restructured so less intimidating material is at the beginning e.g. molarity comes later Level of examples and exercises made clearer