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When it can be expressed as a fraction

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โˆ™ 2012-04-17 13:02:49
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Q: How can you tell a number is an rational number?
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Related questions

Is 0.91 rational?

Yes. You can tell because there is a finite number of decimal places. 0.91 = 91/100 which is a rational number.


How can you tell the difference between a rational number and an integer?

You probably don't have to inspect that pair too closely.Every integer IS a rational number.


How do you tell if a number is rational or irrational?

a rational number repeats but terminates.ex:3.333333333. a irrational number doesn't terminate or repeat itself. ex:3.334334433444.


Is the number 0.040040004.. rational or irrational number?

It is not possible to tell. There is no recurring pattern that can be discerned.


How can you tell whether a square root of a whole number is rational or irrational?

If the whole number is a perfect square, its square root is rational. If not, it's not.


Is 1.234 is a not rational number?

It is a rational number


Is 3.456 a rational or irrational number?

It is a rational number. It can be written as a fraction.


Is the product of a rational number and a rational number a rational number?

yes


Is 77 a rational number or irrational?

It is a rational number.


Is 1.96 a rational number or an irrational number?

1.96 is a rational number


Is square root of 101 rational or irrational?

It is irrational.


Is 17.02 a rational number?

Is 12.05 a rational number or irrational number?


Is 0.05 a rational or irrational number?

It is a rational number.


Is 9.0 rational or irrational?

9.0 is a rational number


Is a whole number is a rational number?

you mean is a whole number a rational number? and yes it is and rational number. Any number that can be put in a fraction is a rational number


Is 0.74 a rational or irrational number?

It is a rational number, as it can be written as a fraction.


Is a Rational number plus rational number equals rational number?

Yes, the sum is always rational.


Is a rational number plus a rational number always a rational number?

Yes, it is.


Is 5.75 repeating a rational number or irrational?

It is a rational number.


Is -8 a rational or irrational number?

-8 is a rational number


Is the sum of a rational number and a rational number rational?

Yes.


Is 14.1 a rational number or a integer?

It is a rational number, not an integer.


Is a rational number multiplied a rational number rational?

Yes.


What is a rational number number which is not a rational number?

There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.


Is pie a rational number or not?

It is rational number.