Mathematics plays a critical role in the business world. From accounting and finance to operations management and strategic decision making, mathematical skills are essential for success in the business environment. In this introduction, we will explore how mathematical tools and concepts are indispensable for solving problems, analyzing data and optimizing processes in the business world. In addition, we will see how mathematics is not only a powerful tool, but also a source of competitive advantage for companies that know how to leverage it effectively. Throughout this series, we will delve into key topics in business mathematics, providing entrepreneurs and professionals with the tools they need to make informed decisions and meet the challenges of an increasingly complex and competitive business environment.