BDM INTERNATIONAL, INC. COMPUTATION OF EARNINGS PER SHARE (Amounts in Thousands, Except Per Share Data) Three Months Ended March 31, 1997 1996 ------ ------ Net Income $6,875 $5,407 ====== ====== Shares used for primary earnings per share: Weighted averaged shares outstanding 28,938 26,356 Dilutive effect of common stock equivalents-noncontingent stock options 1,478 1,600 ------ ------ Total shares used for primary earnings per share 30,416 27,956 ====== ====== Additional shares used for fully diluted earnings per share: Increase for dilutive effect of contingent stock options -- 142 -- --- Total shares used for fully diluted earnings per share 30,416 28,098 ====== ====== Earnings per share: Primary $0.23 $0.19 ===== ===== Fully diluted $0.23 $0.19 ===== =====