Three is a real number.

An example of a real number is 1/2, 0, 1, 2, 3, 4, 5, etc.

**MLA Style**

"real number." YourDictionary, n.d. Web. 17 September 2018. <http://www.yourdictionary.com/real-number>.

**APA Style**

real number. (n.d.). Retrieved September 17th, 2018, from http://www.yourdictionary.com/real-number

## real number

**MLA Style**

"real number." YourDictionary, n.d. Web. 17 September 2018. <http://www.yourdictionary.com/real-number>.

**APA Style**

real number. (n.d.). Retrieved September 17th, 2018, from http://www.yourdictionary.com/real-number

## real number

noun

**MLA Style**

"real number." YourDictionary, n.d. Web. 17 September 2018. <http://www.yourdictionary.com/real-number>.

**APA Style**

real number. (n.d.). Retrieved September 17th, 2018, from http://www.yourdictionary.com/real-number

(*plural* real numbers)

- (mathematics) The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square root of two or the length of the circle whose radius is one.
*Every integer is a real number, but not vice versa.**A***real number**can be regarded abstractly as an equivalence class of Cauchy sequences of real numbers.^{WP}

- (computing) A floating-point number.
*Even if you pass sqrt an integer, it returns a***real number**.

- rational number
- irrational number

**MLA Style**

**APA Style**

real number. (n.d.). Retrieved September 17th, 2018, from http://www.yourdictionary.com/real-number