This academic work by Dr. Omar Abdul Jawad provides a comprehensive exploration of financial mathematics, focusing specifically on the core concepts of simple and compound interest. The book is structured to guide students and professionals through the theoretical underpinnings and practical applications of these essential financial tools. It includes detailed explanations, formulas, and solved examples, making complex topics accessible. This text serves as a vital resource for anyone studying finance, economics, or business, offering a solid foundation for understanding the time value of money and investment calculations.