raymarknight raymarknight

14-02-2018
Mathematics

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When the fraction below up is written as a decimal,how many digits are in the smallest sequence of repeating digits 5/11

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sqdancefan sqdancefan

21-02-2018

Any multiple of 1/11 has two (2) repeating digits. Those digits are 9 times the numerator. For a numerator of 5, the repeating digits are 5*9 = 45.

5/11 = 0.4545_45

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When formatting with an overbar is not possible, sometimes the repeating digits are indicated by a preceding underscore.

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