http://www.fabflour.co.uk/Freestyle.asp?PageID=244
I was surfing the net and ran across this neat tool that will help you with your formula. just plug in your #'s and it will figure it out for you
this one if for sour dough
http://samartha.net/SD/SDcalc04.html
here is the main page with some great info and add'l calculators for your baking needs
