Basic loss per share is calculated by dividing the net loss by the weighted average number of outstanding common shares during the period. Diluted per share data includes the dilutive effects of options, warrants and restricted stock units. Potential shares of 873,750 and 2,068,750 at March 31, 2020 and March 31, 2019, respectively, consisted of options and restricted stock units.

Computations of basic and diluted weighted average common shares outstanding were as follows: