Question 2: Find:
(i) 93/2 (ii) 322/5 (iii) 163/4 (iv) 125-1/3
Question 3: Simplify:
(i)22/3⋅21/5 (ii)(1/33)7 (iii)(111/2) / (111/4) (iv)71/2⋅81/2
Concept: In this tutorial, you will learn about the very important topic – Number system. It is one of the basic concepts of Mathematics that every math student should learn very well. This is foundation of rest of the mathematics and should be very very clear to you. The tutorial not only covers and explains what different types of numbers are there but also explains what is the need of these numbers in real life.
Chapter 1 – Number system
All Mathemafia YouTube videos of Class 9 chapter 1 (Number System) are embedded on this webpage. You can watch all these videos right here in the same order as they appear in the NCERT textbook. Number system is the base of Mathematics and it is very important for students to have very good knowledge of it. In the first introductory video, Number System has been explained in detail with very easy to understand examples. you are advised to must watch the introductory video before watching any of the chapter’s example or question. Here is the list of all solved video tutorials of this chapter at one place – Examples, concepts, exercises, theorems | Class 9 Chapter 1, Number System.
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English Version – Number System
The introductory video to understand the Number System has been created in English as well. You may watch this version in case you struggle to understand Hinglish.
