1 EXHIBIT 11 CALCULATION OF EARNINGS PER SHARE MEDAR, INC. AND SUBSIDIARIES THREE MONTHS ENDED MARCH 31 1997 1996 -------------------------- (In thousands except per share data) Per common share and common share equivalents: Outstanding shares - beginning of period 8,852 8,712 Weighted average of: Exercise of stock options 79 Net effect of dilutions based on treasury stock method using average market price 41 204 -------------------------- TOTAL SHARES 8,893 8,995 ========================== Net earnings $ 26 $ 327 ========================== Net earnings per share $ 0 $ .04 ========================== Per common share assuming full dilution: Outstanding shares - beginning of period 8,852 8,712 Weighted average of: Exercise of stock options 79 Net effect of dilutive stock options based on treasury stock method using quarter-end market price if higher than average market price 45 229 -------------------------- TOTAL SHARES 8,897 9,020 ========================== Net earnings $ 26 $ 327 ========================== Net earnings per share $ 0 $ .04 ==========================