1 EXHIBIT 11.1 DOUBLETREE CORPORATION AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE YEARS ENDED DECEMBER 31, 1996, 1995 AND 1994 (In thousands except per share data) 1994 1995 1996 ----------------- ----------------- ----------------- Fully Fully Fully Primary Diluted Primary Diluted Primary Diluted ------- ------- ------- ------- ------- ------- Net Income $13,235 $13,235 $17,791 $17,791 $25,934 $25,934 ======= ======= ======= ======= ======= ======= Weighted average shares outstanding 19,953 19,953 21,901 21,901 25,088 25,088 Additional number of common share equivalents assuming exercise of options and warrants 118 123 318 480 678 911 ------- ------- ------- ------- ------- ------- Weighted average common and common equivalent shares outstanding 20,071 20,076 22,219 22,381 25,766 25,999 ------- ------- ------- ------- ------- ------- Effect of other contingent issuances of common shares(1) -- -- -- -- -- -- ------- ------- ------- ------- ------- ------- Weighted average shares outstanding assuming full dilution 20,071 20,076 22,219 22,381 25,766 25,999 ======= ======= ======= ======= ======= ======= Earnings per share $ 0.66 $ 0.66 $ 0.80 $ 0.79 $ 1.01 $ 1.00 ======= ======= ======= ======= ======= ======= (1) The Company has no outstanding securities or agreements which would result in the issuance of common shares other than common share equivalents.