2. Introduction to Number Systems

Introduction to Number Systems – Expresswala Academy

Understanding number systems is the foundation of mathematics and computer science. At Expresswala Academy, the chapter on Introduction to Number Systems is designed to help students grasp the basic concepts of numbers, their types, and how they are represented in various systems.

This chapter covers key topics including natural numbers, whole numbers, integers, rational and irrational numbers, as well as binary, octal, decimal, and hexadecimal systems.

Each concept is explained step-by-step with easy-to-understand examples, illustrations, and practical applications, ensuring that learners can connect theory with real-world usage.

Whether you are preparing for exams or building a strong mathematical foundation, this chapter provides a comprehensive and beginner-friendly guide to number systems.

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