Question 143430
write the repeating decimal .999... as a fraction
Let    x = 0.999999999
Then 10x = 9.999999999
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Subtract the 1st equation from the second to get:
9x = 9
x = 1 or 1/1
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From this you can see that 0.999999999... = 1
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Cheers,
Stan H.