What's a Rational Number?

What's a Rational Number?

Note:

There are lots of different kind of numbers that you should know about, and that includes rational numbers. Check out the tutorial!

Keywords:

  • definition
  • rational
  • rational number
  • fraction
  • integer

Background Tutorials

  • Types of Numbers

      • What's an Integer?What's an Integer?

      What's an Integer?

      There are lots of different kinds of numbers that you'll come across in algebra, and a lot of these kinds of numbers are related to each other. Before you learn how they are related, you've got to learn about them separately, and in this tutorial you'll how to define integers :)

  • Dividing Real Numbers

      • Why Can't You Divide By 0?Why Can't You Divide By 0?

      Why Can't You Divide By 0?

      Why can't you divide by 0? This may be one of the most asked math questions. Get this question answered once and for all by watching this tutorial!

Further Exploration

  • More Practice With Fractions

  • Types of Numbers

      • What's an Irrational Number?What's an Irrational Number?

      What's an Irrational Number?

      Is an irrational number just a way to describe a number that's lost its mind? Not really. :) An irrational number is simply a number that cannot be written as a fraction. Check out the definition, learn an important property of these special numbers, and take a look at some examples of irrational numbers.

  • Square Roots

      • How Do You Estimate the Square Root of a Non-Perfect Square?How Do You Estimate the Square Root of a Non-Perfect Square?

      How Do You Estimate the Square Root of a Non-Perfect Square?

      Trying to take the square root of a number that is not a perfect square? Think you need a calculator? Think again! This tutorial will show you how to estimate the square root of a number that is not a perfect square without the use of a calculator!