How do you figure out whether a fraction will be a terminating decimal or a repeating decimal?

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asked May 10, 2017 28.3k views

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Symbool · Answer 1 · 2017-05-14T21:38:54+0000

If the prime factorization of the denominator of a fraction has only factors of 2 and factors of 5, then it can be written as something over a power of ten. This means that the decimal will terminate.

How do you figure out whether a fraction will be a terminating decimal or a repeating decimal?

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