Sunday the 5th of December 2010.
The 9th of October 2011 is 181 days after it. The 12th of October 2010 is 181 days before it.
Subtracting 120 days from October 5, 2011 gives June 7, 2011.
Subtracting 179 days from October 8, 2011 gives April 12, 2011.
The 29th of October 2011.
The 23rd of November 2011.
Interpreting the date as the 10th of August 2012, then it was the 14th of January 2011 574 days before it. Interpreting the date as October the 8th 2012, then it was March 14th 2011 574 days before it.
Subtracting 936 days from April 25, 2011 gives October 1, 2008.
Subtracting 912 days from April 17, 2011 gives October 17, 2008.
Subtracting 1000 days from July 18, 2014 gives October 22, 2011.
The 25th of October 2011.
Adding 90 days to October 7, 2011 gives January 5, 2012.
Adding 135 days to October 28, 2011 gives March 11, 2012.