Question 168940
You can do it with this trick:
{{{n = .1666666}}}etc
{{{10n = 1.666666}}}etc
Now find {{{10n - n}}}
{{{10n - n = 1.5}}} All those pesky 6's subtract away 
{{{9n = 1.5}}}
{{{n = 1.5/9}}}
{{{n = 1/6}}} Yea!