well actually its not in a table its in a query, let me show you all i need to do with it...
I have a formula in excel that I am using to come up with the check digit in excel like this:
=MOD(10 - MOD( SUMPRODUCT(MID(A2, {1,2,3,4,5,6,7,8,9,10,11,12,13}, 1) * {3,1,3,1,3,1,3,1,3,1,3,1,3}), 10)...