zero
66 days.
There are 31 days between the 4th of March and the 4th of April.
The total number of days between Wednesday, April 4th, 2012 and Tuesday, September 4th, 2012 is 153 days.
There are 8 days until August 4th, 2013.
The total number of days between Monday, April 4th, 2011 and Saturday, September 3rd, 2011 is 152 days.
The total number of days between Saturday, February 4th, 2012 and Sunday, April 8th, 2012 is 64 days.
The total number of days between Wednesday, April 9th, 2014, and Wednesday, June 4th, 2014, is 56 days.
From the 15th February till the 4th April
The total number of days between Monday, April 4th, 2011 and Wednesday, September 10th, 2014 is 1,255 days.
The 4th of April.
The total number of days between Wednesday, April 4th, 2012 and Tuesday, February 19th, 2013 is 321 days. This is equal to exactly 10 months and 15 days.