Hi Dede
I'm glad you found this board. There are so many wonderful, smart and helpful people here, and lots of inspiration to soak up.
You might enjoy playing with these fabric calculators:
http://quiltersparadiseesc.com/Calculators/Pieces%20to%20Yardage%20Area%20Calculator.php
http://www.quiltersparadiseesc.com/Calculators.php
http://phoebemoon.com/tutorials/calculate-fabric.htm
and here is another fun site with free patterns, how tos, and lots of resources for you check out:
http://mywebquilter.com/(X(1)A(FruAd...ookieSupport=1