Wow. Did you get it figured out yet? Your phone has a calculator app just in case simple division isn't your thing. If you can't remember how many weeks are in one month then may I recommend a calendar?
Egg Retrieval - Feb. 2013 -> OHSS. FET#1 - June 2013(failed). FET#2 - October 2013(success!)
Griffin Alistair: 6#10oz 20" long, born 6/19/14 @ 4:04am
Re: How many months is 25 weeks?
1st Month = Weeks 1,2,3,4
2nd Month = Weeks 5,6,7,8
3rd Month = Weeks 9,10,11,12,13
4th Month = Wks 14,15,16,17
5th Month = Wks 18,19,20,21
6th Month = Wks 22,23,24,25,26
7th Month = Wks 27,28,29,30
8th Month = Wks 31,32,33,34,35
9th Month = Wks 36,37,38,39,40