1 Exhibit 11. MICROSOFT CORPORATION COMPUTATION OF EARNINGS PER SHARE (In millions, except earnings per share) Three Months Ended Nine Months Ended March 31 March 31 1994 1993 1994 1993 ---- ---- ---- ---- Weighted average number of common shares outstanding 286 280 284 276 Common stock equivalents from outstanding stock options 18 24 20 26 Average common and common stock equivalents outstanding 304 304 304 302 ===== ===== ===== ===== Net income $ 256 $ 243 $ 784 $ 688 ===== ===== ===== ===== Earnings per share(1) $0.84 $0.80 $2.58 $2.28 ===== ===== ===== ===== (1) Fully diluted earnings per share have not been presented because the effects are not material. 10