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If the denominator has ANY prime factor other than 2 or 5, then the decimal is repeating.

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Q: How can you tell if a rational number is repeating without dividing?
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Related questions

Is 0.88 repeating a rational number?

Is 0.88 repeating a rational number


Is 5.75 repeating a rational number or irrational?

It is a rational number.


Is a rational number a repeating decimal?

All repeating decimals are rational numbers. Not all rational numbers are repeating decimals.


Is a repeating decimal sometimes a rational number?

Repeating decimals are always rational.


Is 4.15 a repeating rational number?

A repeating rational number is an irrational number. An irrational number is an number that has no definite end. 4.15 has a definite end and is therefore a rational number.


Is 21 a rational?

Yes. Any whole number is rational. An irrational number is one that goes on forever without repeating, like √2=1.414213...


Is every rational number a repeating decimal?

No. A rational number is any terminating numeral. A repeating decimal is irrational.


Is .3333 repeating a rational or irrational number?

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Can a rational number be repeating decimal?

Yes, a rational number can be a repeating decimal. A repeating decimal is a decimal in which one or more digits repeat infinitely. For example, 1/3 is a rational number that can be written as the repeating decimal 0.333...


When dividing 5 by 4 is your answer rational number explain?

A rational number is, by definition, the answer from dividing one integer by another.


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No, it is irrational because the decimal goes on without repeating.


Can negative decimals be a rational number?

Yes, as long as the decimal does not go on forever without repeating.