Google has a great conversion calculator. simple type what you want in a goggle search box.

like "1 ounce to grams"

or "1 cup to ml"

or "299792458 m/s to mph "

etc..

BTW thanks for all the advice. The Agway manure and humus certainly does the trick.

(in a downeast maine accent)
y'sir, the next thing ya know you're gonna need to go to the local Walmart to get yourself a god damn communist metric wrench just to work on ya John Deere tractah.