**Download NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.4 – Number System. This Exercise contains 2 questions, for which detailed answers have been provided in this note. In case you are looking at studying the remaining Exercise for Class 9 for Maths NCERT solutions for Chapter 1 or other Chapters, you can click the link at the end of this Note.**

### NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.4 – Number System

**NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.4 – Number System**

1. Visualise 3.765 on the number line, using successive magnification.

**Solution:**

Follow the steps below to visualise 3.765 on the number line :

**Step (I)** We know that 3.765 lies between 3 and 4 . So , first we will divide this portion of number line into 10 parts

**Step (II)** We know that 3.765 lies between 3.7 and 3.8 . So now , we will divide this portion of number line into 10 parts.

**Step (III)** We know that 3.765 lies between 3.76 and 3.77 . So now , we will divide this portion of number line into 10 parts.

Thus we obtained 3.765 on the number line, using successive magnification.

2. Visualise on the number line, up to 4 decimal places.

**Solution:**

up to four decimal places = 4.2626

Follow the steps below to visualise 4.2626 on the number line :

**Step (I)** We know that 4.2626 lies between 4 and 5 . So , first we will divide this portion of number line into 10 parts.

**Step (II)** We know that 4.2626 lies between 4.2 and 4.3 . So now , we will divide this portion of number line into 10 parts.

**Step (III)** We know that 4.2626 lies between 4.26 and 4.27 . So now , we will divide this portion of number line into 10 parts.

**Step (IV)** We know that 4.2626 lies between 4.262 and 4.263 . So now , we will divide this portion of number line into 10 parts.

Thus we obtained up to four decimal places on the number line, using successive magnification.

**NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.4 – Number System, has been designed by the NCERT to test the knowledge of the student on the topic – Representing Real Numbers on the Number Line**

**The next Exercise for** **NCERT Solutions for Class 9 Maths Chapter 1 Exercise 1.5 – Number System can be accessed by clicking here.**

** Maths – NCERT Solutions Class 9**

**Download NCERT Solutions For Class 9 Maths Chapter 1 Exercise 1.4 – Number System**