Table of Contents

**NCERT Solutions Class 9 Maths Chapter 1 Number System** are created by our expert faculty at INFINITY LEARN. These Solutions of NCERT Maths help the Learner in solving the issues adroitly and efficiently for the first term. They also concentrate on formulating the solutions of Maths in such a way that it is easy for the students to comprehend and gain in depth knowledge. The **NCERT Solutions for Class 9** goal is to give students detailed and step-wise process for all the answers to the questions given in the exercises of this Chapter.

In **NCERT Solutions for Class 9 Maths Chapter 1**, students are introduced to topics that are considered to be very important for those who wish to pursue Mathematics as a subject in their higher classes. Based on these **NCERT Solutions**, students can practise and prepare for their upcoming first term exams, as well as prepare themselves with the basics of Class 10 for the term wise exams then. These **NCERT Solutions for Class 9 Maths** are invaluable, tailored meticulously to align with the** CBSE syllabus** for the academic year 2024-25, adhering closely to its guidelines.

## NCERT Solutions Class 9 Maths Chapter 1 – CBSE Free PDF Download

NCERT Solutions Class 9 Maths Chapter 1 provides comprehensive guidance for CBSE students, offering a free PDF download to help in their mathematical understanding. This resource covers fundamental concepts essential for building a strong foundation in mathematics. With detailed explanations and step-by-step solutions, students can clarify doubts and enhance their problem-solving skills. These NCERT solutions serve as a valuable tool for self-study, homework assistance, and exam preparation, ensuring students grasp key mathematical concepts effectively.

Download the Free **NCERT Solutions for Class 9 Maths Chapter 1 PDF and other Chapter 1 Resources** from the below link

**NCERT Solutions for Class 9 Maths Download PDF****Number System Class 9 Notes Maths Chapter 1****NCERT Exemplar Solutions Class 9 Maths Chapter 1****CBSE Worksheet Class 9 Maths Chapter 1****RD Sharma Class 9 Solutions Chapter 1**

### NCERT Solutions for Class 9 Maths Chapter 1 Number Systems – Marking Scheme

As the Number System, the most important chapter in Maths, it has a weightage of 8 marks in Class 9 Maths CBSE Term I exams. At Least three questions are asked from this unit.

- One amongst three questions in part A (1 marks).

- One out of three questions in part B (2 marks).

- One out of three questions in part C (3 marks).

**This chapter talks about: **

- Introduction of Number Systems
- Irrational Numbers
- Real Numbers and their Decimal Expansions
- Representing Real Numbers on the Number Line.
- Operations on Real Numbers
- Laws of Exponents for Real Numbers
- Summary

### List of Exercises in NCERT Solutions for Class 9 Maths Chapter 1 Number Systems

- Exercise 1.1 Solutions 4 Questions ( 2 long, 2 short)
- Exercise 1.2 Solutions 4 Questions ( 3 long, 1 short)
- Exercise 1.3 Solutions 9 Questions ( 9 long)
- Exercise 1.4 Solutions 2 Questions ( 2 long)
- Exercise 1.5 Solutions 5 Questions ( 4 long 1 short)
- Exercise 1.6 Solutions 3 Questions ( 3 long)

## NCERT Solutions for Class 9 Maths Chapter 1 Number Systems

**NCERT Solutions for Class 9 Maths Chapter 1 Number System** is the first chapter of class 9 Maths. Number System is explained in detail in this chapter. The chapter helps to understand the Number Systems and their applications. The introduction of the chapter includes whole numbers, integers and rational numbers. To enhance the learning experience for Class 9 students, we have created a comprehensive set of multiple-choice questions (MCQs) covering various topics from the curriculum. These **Class 9 Maths MCQs** serve as additional resources to complement the NCERT Solutions

The chapter starts with the introduction of Number Systems in section 1.1 followed by two very important topics in sections 1.2 and 1.3

**Irrational Numbers**– The numbers which cannot be written in the form of p/q.**Real Numbers and their Decimal Expansions**– Here you study the decimal expansions of real numbers and see whether it can help in distinguishing between rational and irrationals.

Next, it discusses the following topics.

**Representing Real Numbers on the Number Line**– In this the solutions for 2 problems in Exercise 1.4.**Operations on Real Numbers**– Here you explore some of the operations like addition, subtraction, multiplication and division on irrational numbers.**Laws of Exponents for Real Numbers**– Use these laws of exponents to solve the questions.

Explore more about Number Systems and learn how to solve various kinds of problems only on NCERT Solutions For Class 9 Maths. It is also one of the best academic resources to revise for your term wise exams.

### Advantages of Using NCERT Solutions Class 9 Maths Chapter 1 Number System

Key advantages of NCERT Solutions for Class 9 Maths Chapter 1- Number Systems

- These
**NCERT Solutions for Class 9**Maths helps you solve and revise the whole term wise syllabus of Class 9. - After going through the step-wise solutions given by our subject expert teachers, you will be able to score more marks.
- It follows NCERT guidelines.
- It contains all the important questions from the examination point of view.
- It helps in scoring well in Maths in first term exams.

The faculty have quoted the solutions in a easy and simple manner to improve the problem-solving abilities among the students. For a more clear idea about Number Systems students can refer to the study materials available at INFINITY LEARN.

## Frequently Asked Questions on NCERT Solutions Class 9 Maths Chapter 1 Number System

### Why should we download NCERT Solutions for Class 9 Maths Chapter 1?

The presentation of each solution in the Chapter 1 of NCERT Solutions for Class 9 Maths is described in a unique way by the INFINITY LEARN experts in Maths. The solutions are explained in easy language which improves grasping abilities among students. To score good marks, practising NCERT Solutions for Class 9 Maths can help students to solve the paper. This chapter can be used as a model of reference by the students to improve their conceptual knowledge and understand the different ways used to solve the problems.

### Is INFINITY LEARN website providing answers to NCERT Solutions for Class 9 Maths Chapter 1 in a detailed way?

Yes, INFINITY LEARN website provides answers to NCERT Solutions for Class 9 Maths Chapter 1 in step by step manner. This allows the students to comprehend all the concepts in detail and also they can clear their doubts as well. Regular practising makes them score high in Maths Term I exams.

### Give an outline of concepts mentioned in NCERT Solutions for Class 9 Maths Chapter 1.

NCERT Solutions for Class 9 Maths Chapter 1 comprises 3 exercises. The concepts of this chapter are mentioned below. Irrational Numbers Real Numbers and their Decimal Expansions Representing Real Numbers on the Number Line Operations on Real Numbers Laws of Exponents for Real Numbers