1 EXHIBIT 11 EAGLE-PICHER INDUSTRIES, INC. CALCULATION OF AVERAGE NUMBER OF SHARES (Shares in thousands) Three Months Ended February 28 ------------------ 1994 1993 ---- ---- Average common shares outstanding 11,125 11,125 Less average common treasury shares 84 126 ------ ------ Number of shares for net income per share 11,041 10,999 ====== ====== 18