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.

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.

**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**.**

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