1 Exhibit 11 Primary LCI INTERNATIONAL, INC. COMPUTATION OF EARNINGS PER COMMON SHARE PRIMARY (In thousands, except per share data) For the Three Months Ended March 31, -------------------------------------------- 1997 1996 -------------------------------------------- INCOME (LOSS) ON COMMON STOCK =================================================== NET INCOME (LOSS) $ 20.5 $ 15.3 SHARES OUTSTANDING =================================================== Weighted Average Number of Common Shares Outstanding 77.7 66.1 Common Shares Issuable Upon the Assumed Exercise of Stock Options and Stock Warrants 12.7 14.6 Common Shares Repurchased Through Treasury Stock Method Upon the Assumed Exercise of Stock Options and Stock Warrants (4.3) (4.9) Assumed Conversion of Convertible Preferred Stock - 10.5 -------------------------------------------- Weighted Average Number of Common Shares 86.1 86.3 ============================================ EARNINGS PER SHARE =================================================== NET INCOME PER COMMON SHARE $ 0.24 $ 0.18 ============================================ 2 Exhibit 11 Fully Diluted LCI INTERNATIONAL, INC. COMPUTATION OF EARNINGS PER COMMON SHARE FULLY DILUTED (In thousands, except per share data) For the Three Months Ended March 31, -------------------------------------------- 1997 1996 -------------------------------------------- INCOME (LOSS) ON COMMON STOCK =================================================== NET INCOME (LOSS) $ 20.5 $ 15.3 SHARES OUTSTANDING =================================================== Weighted Average Number of Common Shares Outstanding 77.7 66.1 Common Shares Issuable Upon the Assumed Exercise of Stock Options and Stock Warrants 12.7 14.6 Common Shares Repurchased Through Treasury Stock Method Upon the Assumed Exercise of Stock Options and Stock Warrants (4.3) (4.6) Assumed Conversion of Convertible Preferred Stock - 10.5 -------------------------------------------- Weighted Average Number of Common Shares 86.1 86.6 ============================================ EARNINGS PER SHARE =================================================== NET INCOME PER COMMON SHARE $ 0.24 $ 0.18 ============================================