# NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.3

NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.3 of Number Systems in Hindi Medium and English Medium free PDF download updated for new academic session 2021-2022 following new CBSE Curriculum 2021-22.

You can view these NCERT Solutions in Video Format format for session 2021-22 free. These Solutions are based on CBSE & UP Board NCERT Syllabus 2021-22 based on latest Apps and NCERT Books. Download (Exercise 1.3) in PDF format or visit to NCERT Solutions for Class 9 Maths main page to get all PDF at one place.## NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.3

Class: 9 | Maths – Number Systems |

Chapter 1: | Exercise 1.3 |

### 9th Maths Chapter 1 Exercise 1.3 Solution

NCERT Solutions for class 9 Maths Chapter 1 Exercise 1.3 is given below in English Medium as well as Hindi Medium updated for new academic session 2021-22. Go back to Class 9 Maths Chapter 1 Solutions to see other exercises. Discussion Forum is being maintained to share the knowledge with each other.

#### Class 9 Maths Chapter 1 Exercise 1.3 solution in Videos

#### 9th Maths Exercise 1.3 Solutions in Hindi & English

Hindi Medium solutions are given to use it online or offline. For any correction in English medium or in Hindi medium, please report us via mail, phone or Whats App or Offline Apps, we will try to solve as soon as possible. For examination point of view, NCERT Exemplars are very important books, so must do it after going through your NCERT Books. Go back to Class 9 Maths Chapter 1 Solutions main page to see other exercises.

##### Important Notes on 9th Maths Exercise 1.3

As a students of class 9 to understand this exercise, it is essential for you to understand the difference between terminating decimals, non-terminating recurring decimals and non-terminating non-recurring decimals.

1. Terminating decimals

If the decimal expansion of a rational number terminates after a finite number of steps, it is called terminating decimal.

2. Non-terminating recurring decimals

If in the decimal expansion of a rational number, a block of digits repeats, it is a non-terminating recurring decimal.

3. Non-terminating non-recurring decimals.

If the decimal expansion of a rational number neither terminate nor repeats, it is a non-terminating non-recurring decimal.

###### Important Questions on 9th Maths Exercise 1.3

1. Write two numbers whose decimal expansions are terminating.

2. Write two numbers whose decimal expansions are non-terminating non-repeating (non–recurring).

3. What can be the maximum number of digits in the repeating block of digits in the decimal expansion of 2/7?

4. Insert two irrational numbers between 3/2 and 2/3.

5. Express 0.181818… in the form of p/q, where p and q are integers and q ≠ 0.

1. 0.123333… ko p/q ke roop mein vyakt keejie, jahaan p aur q poornaank hain tatha q ≠ 0 hai. 2. 0.123333… + 2.1111… ko p/q ke roop mein vyakt keejie, jahaan p aur q poornaank hain tatha q ≠ 0 hai.

##### How many total questions are there in exercise 1.3 of class 9 Maths?

There are nine questions and six examples (examples 5, 6, 7, 8, 9, 10) in exercise 1.3 of class 9 Maths.

Questions 3, 4 and examples 7, 8, 9 are of the same kind.

Example 10 and question 8 are of the same type.

##### Is Class 9 Maths exercise 1.3 important from the exams point of view?

Yes, Exercise 1.3 of class 9 Maths is important from the exam point of view. Questions 1, 5, 6, 8, 9 and example 10 of this exercise are important. Question 3, 4 and examples 7, 8, 9 of this exercise are most important from the exam point of view. From this exercise, one mark, two marks and three marks questions can come in the exam.

##### How many easy questions are there in exercise 1.3 of 9th Maths?

Questions 1, 2, 5, 7, 9 and examples 5, 6 are the easiest questions and examples of exercise 1.3 (class 9th Maths). Questions 3, 4, 6, 8 and examples 7, 8, 9, 10 are a little difficult compared to questions 1, 2, 5, 7, 9 and examples 5, 6.

##### Which are the most interesting questions of ex. 1.3 of class 9 Maths?

Questions 2, 4 and 6 are very interesting questions of exercise 1.3 of class 9 Maths. These questions are logical and excellent. By doing these questions, student’s thinking ability increases.