# Number System

A number system is a writing system for expressing numbers. That is a mathematical notation for representing useful set of numbers such as natural numbers, integers, whole numbers, rational numbers, irrational numbers and decimal numbers.

# Audience

These video lectures have been prepared exclusively for all English medium state board and central board class 9th students to have the understanding on number systems.

# Instructor

Megha holds a B.Tech in Electronics and Communication Engineering from NIT, Kurukshetra. Currently associated with Tutorials Point as a Mathematics Trainer, she delivers lectures for classes 11,12, and IIT JEE students. Apart from Mathematics, she has good experience in designing of Railway's network. In addition, she has worked on various protocols such as Bluetooth 4.1, 6LoWPAN, DASH7, and ZigBee.