NCERT Solutions for Class 9 Maths Chapter 1 Number Systems (Ex 1.1) Exercise 1.1
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The vastness of the academic curriculum increases considerably in Class 9. Through the academic curriculum of Mathematics prescribed for Class 9, students are introduced to various new topics. It is widely acknowledged that the academic curriculum of Class 9 and Class 10 Mathematics form the basis of Class 11 and Class 12 Mathematics. Therefore, students must focus on the academic content of Class 9 Mathematics. The academic syllabus of Class 9 Mathematics is also very important for Class 10 board examinations. To score well in Class 10 board examinations, students should prepare the academic curriculum of Mathematics and other subjects of Class 9 very well.
Mathematics is a very important subject for students. It develops their analytical and reasoning skills. With the help of Mathematics, students learn to think analytically. They also develop mental discipline. The applications of Mathematics are widespread. Concepts of Mathematics are being put into use in daily life in one form or the other. Therefore, Mathematics is taught to students from a very early stage of education.
Knowledge of Mathematics can be useful for pursuing professions in a variety of disciplines. Its concepts can be applied to fields as diverse as Computer Science, Engineering, Astronomy, Statistics, Data Science, and others. Students who are interested in pursuing these careers should focus on the curriculum of Class 9 Mathematics. The content of Class 9 Mathematics is essential for learners to grasp the underlying principles of all topics. Mathematics will be of assistance to students for the rest of their academic career. As a result, students should study the academic curriculum of Class 9 Mathematics diligently.
Students generally find Mathematics to be challenging. Students must practice a lot of questions to remove their inhibitions. After solving a lot of questions students will find Mathematics easy. It is recommended that students solve a diverse variety of questions. Students can also gain confidence in Mathematics by solving past years’ papers and sample papers. It is important that students prepare well for the annual examination of Class 9 Mathematics as it helps them to study other subjects too. Knowledge of Mathematics is very helpful to study scientific subjects such as Physics and Chemistry. Moreover, Mathematics also helps in comprehending academic disciplines like Business and Statistics. If students find Mathematics difficult they should invest more time and effort in studying Mathematics.
NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.1 (Ex 1.1) (include Pdf)
Chapter 1 of Class 9 Mathematics is Number Systems. This is a very important chapter for students to understand the basic concepts of Mathematics. Preparing Chapter 1 well will help students to prepare other chapters thoroughly too. With the help of the link given below, students can download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are offered by Extramarks to assist the examination preparation of students. Students can download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 from the website and mobile application of Extramarks. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 can be downloaded in PDF format by students.
The learning resources of Extramarks are compiled in collaboration with subject specialists for the benefit of students. All of Extramarks’ resources are updated on a regular basis. Extramarks’ solutions cater to the exact demand of the questions, allowing students to study effectively. Extramarks’ learning materials are equipped with clear illustrations, necessary diagrams, chemical reactions, and formulas. The study materials offered by Extramarks can be used by students for the fulfilment of all of their preparation needs. Extramarks provides revision notes and past years’ papers for revision and analysis of the examination pattern. Students must study all of these resources as part of their overall preparation. The Extramarks ewebsite and mobile application contain all of the resources. Students can download the resources in PDF format.
Along with the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1, Extramarks also provides resources for other classes and subjects. NCERT solutions for all subjects are available on the Extramarks website and mobile application.
Access NCERT Solutions for Class 9 Maths Chapter 1 – Number System
Students can access the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 from the website and mobile application of Extramarks. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 will help students solve the questions from Class 9 Maths Exercise 1.1. Students are advised to download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 in PDF format.
What Do You Learn About Number System
Chapter 1 of the Class 9 Mathematics textbook is one of the most important chapters in the Mathematics syllabus for students. In this chapter, students learn about Fractions, Real Numbers, Decimals, Rational Numbers etc. Students must remember important details and features about each of them to score well in the examination. All the exercise questions of the NCERT textbook are important to solve. If students face any challenges in solving these exercise questions then they can refer to the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 will guide them in solving Exercise 1.1 Class 9 Maths.
Class 9 Maths Chapter 1 Solutions
For Class 9 Maths Chapter 1 solutions, students can use the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are offered by Extramarks and can be downloaded from their website and mobile application in PDF format. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are compiled by highly qualified mentors of Mathematics to provide the most authentic and easytounderstand solutions for Class 9 Maths Ch 1 Ex 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are written in a stepwise format so that students are not confused. Students must refer to the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 to prepare for Class 9 chapter 1 effectively.
NCERT Solutions for Class 9 Maths
The NCERT solutions for Class 9 Maths are very beneficial for students as:
 They provide the most authentic solutions for all the questions.
 NCERT Solutions provided by Extramarks are compiled with reference to contributions made by highly knowledgeable instructors of Mathematics.
 The solutions are written in a stepwise manner for clarity.
 The solutions are provided for all exercises.
Students must refer to the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 for the best solutions for Exercise 1.1 of Chapter 1. On the Extramarks website and mobile application, students can download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1.
NCERT Solution Class 9 Maths of Chapter 1 All Exercises
There are 6 exercises in Chapter 1 titled Number System. All the exercises are very important to acquire a holistic understanding of the theme and to score well in the examinations. Students must complete all exercise questions. They can take help from the NCERT solutions provided by Extramarks to solve the questions.
NCERT Solutions for Class 9
NCERT Solutions for Class 9 are provided by Extramarks for various subjects of Class 9. Class 9 is a very important academic year for students. As students enter Class 9 they have to balance their academic and extracurriculars simultaneously. Students can refer to the NCERT solutions provided by Extramarks to manage their time efficiently and to write the most precise answers to all kinds of questions. The NCERT solutions are available on the website and mobile application of Extramarks and can be downloaded in PDF format. For Class 9 Maths Chapter 1 on Number Systems, students can refer to Exercise 1.1 Class 9 Maths NCERT Solutions which are offered by Extramarks.
For any subject, NCERT books are the best resources to prepare from. The exercises contained in NCERT textbooks help learners to evaluate their knowledge of the subject. They guide students to prepare for their examinations. Students must solve all the questions from the NCERT textbooks to prepare effectively for their examinations. Moreover, NCERT solutions are further very important as they give students an idea of what kind of questions could predictably be a part of the examination. It has been evident that questions are often directly referenced from the exercises of the NCERT textbooks. To find the most authentic solutions for Chapter 1 Exercise 1.1 Class 9 Mathematics, students must refer to the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are available to download from the Extramarks website and mobile application. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are the most accurate for students to solve questions of Exercise 1.1 of Chapter 1 Class 9 Mathematics.
CBSE Study Materials for Class 9
The core subjects in Class 9 are Mathematics, Social Science, Science, English and Hindi/Sanskrit. All the subjects are very important to score well in Class 9 examinations. To find study resources for all the subjects of Class 9, students can visit the website and mobile application of Extramarks. Students can download the revision notes, past year paper solutions, and NCERT solutions according to their convenience. All these learning resources will help them understand the subjects better and answer questions from the exercises provided along with the chapters in the NCERT textbooks. Students are advised to download the reference materials in PDF format for offline access. With the help of resources provided by Extramarks students can achieve excellence.
Before starting their preparation students are also advised to go through the syllabus thoroughly and understand the requirements of the course. This will enable their learning process to be more structured and strategic. They will be able to allocate enough time for all subjects. Students must also refer to sample papers and past years’ papers for efficient revision.
CBSE Study Materials
Like the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1, Extramarks offers various other study materials for students. All the learning assets provided by Extramarks are credible and trusted by many students. The mentors of Extramarks regularly update and proofread the study material to ensure that it is free of any inconsistencies. The study materials are updated regularly according to the latest CBSE guidelines. For all subjects of Class 9, students can refer to the learning resources provided by Extramarks.
CBSE study materials like revision notes, past years’ papers and NCERT Solutions will help students prepare for the school and board examinations. For Exercise 1.1 of Chapter 1 Class 9 Mathematics, students are suggested to refer to the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 can be downloaded from the Extramarks website and mobile application. The NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 will be greatly advantageous to students.
Q.1
$\mathrm{Is}\mathrm{zero}\mathrm{a}\mathrm{rational}\mathrm{number}?\mathrm{Can}\mathrm{you}\mathrm{write}\mathrm{it}\mathrm{in}\mathrm{the}\mathrm{form}\mathrm{}\text{\hspace{0.17em}}\frac{\mathrm{p}}{\mathrm{q}},\mathrm{where}\mathrm{p}\hspace{0.17em}\mathrm{and}\hspace{0.17em}\mathrm{q}\hspace{0.17em}\mathrm{are}\mathrm{integers}\mathrm{and}\hspace{0.17em}\mathrm{q}\text{\hspace{0.17em}}\ne \text{\hspace{0.17em}}0?$Ans Yes, 0 is a rational number. It can be represented as (0/1), (0/2), (0/3) etc.
Q.2 Find six rational numbers between 3 and 4.
Ans There are infinite rational numbers between 3 and 4. 3 and 4 can be represented as 24/8 and 32/8 respectively. The rational numbers between 3 and 4 are 25/8, 26/8, 27/8, 28/8, 29/8, 30/8.
Q.3
$\mathrm{Find}\mathrm{five}\mathrm{rational}\mathrm{numbers}\mathrm{between}\frac{3}{5}\mathrm{and}\frac{4}{5}.$Ans
$\begin{array}{l}\text{There\hspace{0.17em}}\text{are infinite natural numbers between}\frac{3}{5}\text{and}\frac{4}{5}.\\ \frac{3}{5}=\frac{3\times 6}{5\times 6}=\frac{18}{30}\\ \frac{4}{5}=\frac{4\times 6}{5\times 6}=\frac{24}{30}\\ \text{Therefore, rational numbers between}\frac{3}{5}\text{and}\frac{4}{5}\text{are}\\ \frac{19}{30},\text{\hspace{0.17em}}\frac{20}{30},\text{\hspace{0.17em}}\frac{21}{30},\text{\hspace{0.17em}}\frac{22}{30},\text{\hspace{0.17em}}\frac{23}{30}\end{array}$
Q.4 State whether the following statements are true or false. Give reasons for your answers.
(i) Every natural number is a whole number.
(ii) Every integer is a whole number.
(iii) Every rational number is a whole number.
Ans
(i) True; since the collection of whole numbers contains all natural numbers.
(ii) False; since integers may be negative but whole numbers are positive. For example: – 5 is an integer it is not a whole number.
(iii) False; as rational number may be a fraction but whole number may not be a fraction.
For example: 4/5 is a rational number and it is not a whole number.
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FAQs (Frequently Asked Questions)
1. Is the curriculum of Class 9 Mathematics tough?
Despite the fact that the difficulty level in all subjects has increased in Class 9, students can prepare themselves for the course by studying regularly and practising the exercises accompanying the NCERT textbooks. Students can solve these exercises with the help of resources provided by Extramarks. To solve the questions of Chapter 1 Class 9, students can take the help of the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1.
2. From where can students download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1?
Extramarks offers NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 on its website and Learning App.
3. Can the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 be downloaded in PDF format?
Yes, the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 are available in PDF format. Students are advised to download the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 in PDF format for easy access.
4. Is the Class 9 Mathematics syllabus important for Class 10 board examinations?
Yes, the Class 9 Mathematics syllabus is very important for Class 10 board examinations as students learn the foundational concepts of Mathematics in Class 9. If they understand the basics well they will be able to learn the more complex topics easily. Moreover, the curricula of Class 9 and Class 10 are further very important for comprehending the complexity of Class 11 and Class 12 Mathematics.
5. Will the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 help students to solve mock papers?
Yes, the NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.1 will help students in solving various kinds of mock examination questions.
6. Are Extramarks’ study materials reliable?
Yes, the study resources provided by Extramarks are credible and authentic. The study resources provided by Extramarks cover the whole syllabus holistically and can be used by students to prepare for their examinations.