How can you transform a decimal such as as a fraction?

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- Sep 29th 2007, 08:54 AMp.numminenDecimal into a fraction
How can you transform a decimal such as as a fraction?

- Sep 29th 2007, 09:40 AMred_dog

and you continue... - Sep 29th 2007, 09:56 AMp.numminen
Why not ?

- Sep 30th 2007, 12:25 AMJhevon
for the obvious reason, , the decimal ends there, it does not repeat. you need 999 as the denominator to get the repeating decimal

a simpler way, very common trick, i see it around here all the time...

let ..................................(1)

.......................(2)

subtracting equation (1) from (2), we see that:

- Sep 30th 2007, 12:26 AMFailbait
Because your number isn't finite. would just give you .

- Sep 30th 2007, 12:26 AMearboth