Mastering computer number systems is a foundational skill in Computer Science and ICT. This comprehensive 12-page worksheet packet provides students with structured practice in converting between the four primary bases used in computing: Binary (Base 2), Octal (Base 8), Decimal (Base 10), and Hexadecimal (Base 16). Whether you are teaching AP Computer Science Principles, IGCSE Computer Science, or a general technology unit, these activities are designed to build student confidence throu