22/7 or 3 1/7 is the closest known fraction
Chat with our AI personalities
A rational number is a fraction with an integer in the numerator, and a non-zero integer in the denominator. If you consider pi/2, pi/3, pi/4 (common 'fractions' of pi used in trigonometry) to be 'fractions', then these are not rational numbers.
Irrational numbers are numbers that can't be expressed as fractions and are never ending decimals that can't be expressed as fractions as for example the value of pi as in a circle.
pi is an irrational number and so there is no equivalent fraction.
No. For example, pi/2 is a fraction which is not rational.
Pi