Number Systems in Computer Science: Binary, Hex, and Conversions

Understanding how computers store and process data begins with number systems. This text-based course provides a clear foundation in positional notation, binary logic, and numeric conversions essential for computer science. You will start with key terminology, base definitions, and positional values before advancing to practical translation methods between decimal, binary, octal, and hexadecimal systems. Through structured written explanations and practical exercises, you will gain confidence working with digital representations. What you'll learn: • Understand positional number systems and essential computer science definitions • Convert values easily between decimal, binary, octal, and hexadecimal systems • Perform fundamental binary arithmetic operations including addition and subtraction • Learn how modern computing uses hex and binary for memory addresses, colors, and text encoding • Practice solving base conversion problems through step-by-step written exercises. The course starts with foundational definitions and logic before walking you through conversion algorithms and practical computing applications. Designed for beginners and introductory students, this course requires no prior computing background. Read through the lessons to master the fundamental mathematics of computing.