Rosiecoop27 Rosiecoop27

24-09-2014
Mathematics

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Prove why 0.87 recurring is equal to the fraction 87/99
(Ps both the 8 and the 7 are recurring)

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SecretIndex SecretIndex

24-09-2014

0.87
99 | 870
-792
780
-693
87
Since it is now 87 again, the process repeats, yielding 0.87 recurring

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