SOLUTION: What do you do to check whether a number is rational or irrational? Use an example of a rational and irrational number

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Question 792331: What do you do to check whether a number is rational or irrational? Use an example of a rational and irrational number
Answer by tommyt3rd(5050) About Me  (Show Source):
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If a number can be written as a fraction its decimal expansion will eventually begin to repeat and it is rational. If not it is irrational. Examples: pi is irrational and 0.125=0.12500000...=1/8 is rational