Examples of Math Problems: How do you write 1.86 as a repeating decimal, with the repeat sign over the six, turned into a simple fraction?

Saturday, November 23, 2013

How do you write 1.86 as a repeating decimal, with the repeat sign over the six, turned into a simple fraction?

n=1.86666...

10n=18.6666...

100n=186.6666...

100n-10n=(186.6666...)-(18.6666...)
90n=168

90n=168

n=168%2F90=84%2F45=1+%2639%2F45

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