math

can someone tell me if this is an irrational or rational number

-155.233333333

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  1. a repeating decimal is not an irrational number in general, even if the first few digits are not part of the pattern.

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  2. 100 n=-15523.3333333
    10 n = -1552.3333333

    100n-10n = 90 n = -13971

    n = -13971 / 90

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  3. 155.233

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