CHEMED CORPORATION AND SUBSIDIARY COMPANIES COMPUTATION OF PER SHARE EARNINGS (in thousands except per share data) EXHIBIT 11 Net Income --------------------- Three Months Ended March 31, --------------------- 1999 1998 ---------- ---------- Computation of Earnings Per Common Share - ---------------------------------------- Reported income $ 5,355 $ 6,251 ======= ======= Average number of shares outstanding 10,471 9,989 ======= ======= Earnings per common share $ .51 $ .63 ======= ======= Computation of Diluted Earnings Per Common Share - ------------------------------------------------ Reported income $ 5,355 $ 6,251 ======= ======= Average number of shares outstanding 10,471 9,989 Effect of nonvested stock awards 43 44 Effect of unexercised stock options 2 57 ------- ------- Average number of shares used to compute diluted earnings per common share 10,516 10,090 ======= ======= Diluted earnings per common share $ .51 $ .62 ======= ======= E - 1 Page 13 of 13