3 years ago

How do you know if a number is rational or irrational

2 answers:

5 0

A rational number is, as the name implies, any number that can be expressed as a ratio, or fraction.An irrational number can be written as a decimal, but not as a fraction.

Kay [80]3 years ago

4 0

A rational number is a number that is not repeating. So a rational number can be 5 or 2.3314. But Pi is irrational. So is 1/3 and 2/3 because in decimal form they are repeating. Which means they will go on forever which makes them irrational.

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