Real Numbers Definition

The collection of all Rational numbers contains all the other numbers like natural numbers, integers, rational as well as irrational. Some examples of real numbers are 3 (a whole number), -1 (an integer), 1/2 (a rational number), √2 (an irrational number), π (an irrational number), 2.5 (a decimal number), etc.

The number or the numeral system is the system of representing numbers. There are various types of number systems in maths like binary, decimal, etc. The Number system represents how a number should be written.

Real Numbers

Real Numbers are continuous quantities that can represent a distance along a line, as Real numbers include both rational and irrational numbers. Rational numbers occupy the points at some finite distance and irrational numbers fill the gap between them, making them together to complete the real line. So, in other words, real numbers are those numbers that can be plotted on the real line.

Real numbers include rational numbers including positive and negative integers, fractions, and irrational numbers. Basically any number that we can think of is a real number. For Example 2, 3.5, 6/7, √5 etc.

Let’s learn about Real Numbers in detail, including their properties, representation on the number line, and decimal expansion.

Table of Content

  • Real Numbers Definition
  • Real Numbers Chart
  • Set of Real Numbers
    • List of Real Numbers
  • Symbol of Real Numbers
  • Real Number Properties
  • Real Numbers on Number Line
  • Solved Examples on Real Numbers
  • Real Numbers Class 10
  • Practice Problems on Real Numbers

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Real Numbers Definition

The collection of all Rational numbers contains all the other numbers like natural numbers, integers, rational as well as irrational. Some examples of real numbers are 3 (a whole number), -1 (an integer), 1/2 (a rational number), √2 (an irrational number), π (an irrational number), 2.5 (a decimal number), etc....

Real Numbers Chart

Rational Numbers, Irrational Numbers, and all the subsets of rational numbers all come under real numbers, and the real number chart is used to express all the branches of real numbers. The real number chart is added below:...

Set of Real Numbers

All the numbers known to humans except the imaginary numbers come under the set of the real number. We use R to denote the set of real numbers. We can have various subsets of the real number that denote different types of numbers. Various subsets of the Real number are,...

Symbol of Real Numbers

We use R to represent a set of Real Numbers and other types of numbers can be represented using the symbol discussed below,...

Real Number Properties

There are different properties of Real numbers with respect to the operation of addition and multiplication, which are as follows:...

Real Numbers on Number Line

A number line contains all the types of numbers like natural numbers, rational numbers, Integers, etc.As shown in the following number line 0 is present in the middle of the number line. Positive integers are written on the right side of zero whereas negative integers are written on the left side of zero, and there are all possible values in between these integers....

Solved Examples on Real Numbers

Here are some example problems on Real Numbers and their properties....

Real Numbers Class 10

Real Numbers is a very important topic for class 10. Here are the resources where you can check ncert solutions and notes for real numbers....

Practice Problems on Real Numbers

1. Add √2 and √8....

FAQs on Real Numbers

Define Real Numbers....