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As written, it is a terminating decimal, which can be converted to a quotient(fraction) . Hence it is rational.

However, if 0.678667866678.... then it is recurring to infinity . , Since it will not convert to a quotient/fraction , then it is irrational.

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lenpollock

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9mo ago

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It is rational.

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Wiki User

8y ago
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Q: Is 0.678667866678 rational or irrational number?
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