i believe the old saying is - "don't count AHEAD 9 months, count BACK 2 months." i think this is what you're asking but if not I'm sorry. :)
The approximate date of conception was October 24th
The approximate date of conception was July 7th.
if i had the baby on the 18th of July when did i conceive?
The approximate date of conception was May 2nd
The approximate date of conception was May 25th
The approximate date of conception was April 27th
The approximate date of conception was August 7th
The approximate date of conception was June 13th
The approximate date of conception was August 25th
The approximate date of conception was August 28th
The approximate date of conception was March 4th
The approximate date of conception was June 17th