# How to Find a Rational Number Between a Pair?

A rational number can be represented as a ratio, or fraction. More formally, a rational number is one that can be put in the form p/q, where p and q are both integers and q is not equal to 0. For e... Read More »
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## How to Find the Multiplicative Inverse of a Rational Number?

Any number's multiplicative inverse is concerned with finding the value of only one number, which is the number one. A number's multiplicative inverse, also known as a reciprocal, is a value that w... Read More »
http://www.ehow.com/how_8332699_multiplicative-inverse-rational-number.html

## Is 0 a rational number?

Yes. A rational number is any number that can be expressed as a whole number, fraction or mixed number. Zero can be expressed as "0" or "zero," or as a fraction such as 0/2. Pi is an example of an ... Read More »

## How to Tell That a Number Is Rational?

The easiest way to tell if a number is rational or not is to attempt to express it as a fraction. If you can, then the number is rational. If not, then the number is irrational. According to Math I... Read More »
http://www.ehow.com/how_8334976_tell-number-rational.html

## What does it mean for a number to be rational?

A rational number is any number that can be expressed by a simple fraction. Four, for example, is written as 4/1; 0.75 is 3/4. Numbers that can't be turned into simple fractions are irrational. Wit... Read More »

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