![]() These examples are programmatically compiled from various online sources to illustrate current usage of the word 'irrational number.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. 2022 On March 14 at 1:59 (3.14159), people all over the world eat pies, run circles, crash computers, and generally act irrationally-all in celebration of everyone’s favorite irrational number. 2023 Something the Pythagoreans couldn’t deal with: an irrational number that is, a number that can’t be written as a fraction (or ratio). Manon Bischoff, Scientific American, 3 Mar. 2023 Many people may have an irrational number in mind, such as pi (π), Euler’s number (e) or the square root of 2. Aaron Hutcherson, Washington Post, 13 Mar. 2023 For the math-averse, pi is an irrational number (as in can’t be represented by a fraction) used in geometry formulas, such as the area of a circle. In general, all the arithmetic operations can be performed on these numbers and they can be represented in the number line, also. Amanda Pérez Pintado, USA TODAY, 14 Mar. Real numbers are simply the combination of rational and irrational numbers, in the number system. 2023 The irrational number is typically rounded down to 3.14 hence why the celebration takes place on March 14, which has a numerical date of 3/14. Arizona Republic, The Arizona Republic, 14 Mar. 2021 The irrational number is typically rounded down to 3.14 hence why the celebration takes place on March 14, which has a numerical date of 3/14. Kevin Fisher-paulson, San Francisco Chronicle, 23 Mar. 2022 The most famous irrational number is pi. The square root of a perfect square is an irrational number.Recent Examples on the Web Pi is an irrational number. Irrational numbers include surds instead of perfect squares such as √2, √6, √3, etc and so on.Įxample - 3/2 = 1.5, 3.7676, 6, 9.31, 0.6666, etc and so on.Įxample - √5, √11, e (Euler's number), π (pi), etc and so on. Rational numbers include perfect squares such as 4, 9, 16, 25, 36 etc and so on. So, there is no involvement of numerator and denominator. These numbers cannot be written in fractional form. In this, both the numerator and denominator are integral values in which the denominator is equal to zero. These numbers are non-repeating and non-recurring. Irrational numbers are those which cannot be expressed as a ratio of two numbers p and q where p and q are any integer and q is not equal to zero is called rational numbers. Rational numbers are those which can be expressed as a ratio of two numbers p and q where p and q are any integer and q is not equal to zero is called rational numbers.
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