What is the fractional equivalent of the repeating decimal n=0.1515...?
1 Answer
Jan 26, 2018
Explanation:
We need to devise some method to 'get rid of the repeating part then turn whats left into a fraction. We can use the fact that it repeating to our advantage.
Set
the
So
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Subtract 1 of the equations from the other
Divide both sides by 99