You can now download the Class 9 Maths Ch 1 Questions and Answers PDF here. This NCERT Solutions for Class 9 Maths contains answers of all questions asked in Chapter 1 in textbook, Mathematics . Therefore you can refer it to solve Number Systems exercise questions and learn more about the topic. The class 9 maths chapter 1 PDF solutions by Vedantu provide a detailed and clear explanation of the concepts in the chapter. This chapter covers important topics like rational and irrational numbers, real numbers, and their decimal expansions. Download Class 9 Maths , Chapter 1 Notes, Matrices and Determinants that contains Solutions of All Exercises, Review Exercises, MCQ's in PDF for free. NCERT Textbook Solutions for Class 9 Maths Chapter 1 Number Systems updated for New Session 2025-26 in Hindi and English Medium. NCERT 9th Mathematics textbook chapter 1 introduces the concept of real numbers, including rational and irrational numbers and explains their properties in detail.
