EXHIBIT 11 COLUMBIA/HCA HEALTHCARE CORPORATION COMPUTATION OF EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE FOR THE QUARTERS ENDED MARCH 31, 1996 AND 1995 (DOLLARS IN MILLIONS, EXCEPT PER SHARE AMOUNTS) 1996 1995 -------- -------- PRIMARY EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Net income.................................................... $ 416 $ 358 ======== ======== Shares used in the computation (000): Weighted average common shares outstanding.................. 446,928 442,487 Dilutive effect of common stock equivalents................. 5,104 4,959 -------- -------- Shares used in computing earnings per common and common equivalent share......................................... 452,032 447,446 ======== ======== Primary earnings per common and common equivalent share. $ .92 $ .80 ======== ======== FULLY DILUTED EARNINGS PER COMMON AND COMMON EQUIVALENT SHARE: Earnings: Net income.................................................. $ 416 $ 358 Interest add-back on convertible securities, net of income taxes...................................................... - 2 -------- -------- Net income applicable to common stock..................... $ 416 $ 360 ======== ======== Shares used in the computation (000): Weighted average common shares outstanding.................. 446,928 442,487 Dilutive effect of common stock equivalents and other dilutive securities........................................ 5,378 7,782 -------- -------- Shares used in computing earnings per common and common equivalent share......................................... 452,306 450,269 ======== ======== Fully diluted earnings per common and common equivalent share.................................................. $ .92 $ .80 ======== ======== 17