usually what they do is they add on 9 months and 7 days from the date of your last period which working it back would take that to February 11th,you are usually fertile around the 9 10 11 12 days after your period,so that would make it around the 18th to 22 feb.
Count back nine months from your due date.
March
go to babycenter.com and use the due date calculator
march 21
The approximate date of conception was July 7th.
The approximate date of conception was May 2nd
Roughly October 15th
Roughly March 6th
may 16th
in march
April
July 17,2008