Question 362469
{{{X=0.777777}}}
{{{10X=7.77777}}}
{{{10X-X=7.7777-0.7777=7}}}
{{{9X=7}}}
{{{highlight(X=7/9)}}}
.
.
.
{{{X=2.37373737}}}
{{{100X=237.37373737}}}
{{{100X-X=237.373737-2.373737}}}
{{{99X=235}}}
{{{highlight(X=235/99)}}}
.
.
.
{{{X=-4.3444444}}}
{{{10X=-43.44444}}}
{{{100X=-434.4444}}}
{{{100X-10X=-434.44444+43.44444}}}
{{{90X=-391}}}
{{{highlight( X=-391/90)}}}