Map of Gwa on The one we want to talk about in depth involves using whole number theory and fractional theory. First off, we have stock on the Nasdaq that can trade in fractions as small as .001. However, most trades do not trade below .01 and even those are few relative to the rest of the trades that trade in multiples of .05. Prior to the transition from fractions to decimals, some traders have a horrible time learning fractions and knowing, Is 13/16 bigger or smaller than 5/8? and so forth. Map of Gwa 2016.