SQL Update Column By Adding A Number To Current Int

Question

Simple enough, I can\'t figure out how to add (that\'s +) an integer from a textbox to the integer in the SQL Field.

So for example, the SQL Field may have \'10\' in it

Answer 1

what about

cmd.Parameters.AddWithValue("@ugpoints",  (int)tranamount.Text) 
....
cmd = New SqlCommand("UPDATE PersonsA SET U_G_Studio= SET U_G_Studio + @ugpoints WHERE Members_ID=@recevierID", con)

edit1: STEVE WAS FASTER!