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Subject: Math , asked on 4/4/12

# Is 22/7 is rational or irrational????

Those numbers which can be written in the form are called Rational Numbers.

Since is of the form  , that's why it is a rational number. Also the decimal

representation of is non-terminating but repeating (because after decimal the number

142857 will repeat every time). So, is a rational number.

But is not rational because because is not exactly equal to . So, is irrational.

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It is rational number . But pie is irrational number. Actually pie is not equal to 22/7. But it is approximately equal to the 22/7.

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22/7 is a rartional no. because its decimal expansion is 3.142857142857...... , which is non terminating but recurring.

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22/7 is irrational number.