1 EXHIBIT 11 CKE RESTAURANTS, INC. CALCULATION OF EARNINGS PER SHARE (In thousands except per share amounts) Sixteen Weeks Ended ------------------------ May 18, May 19, 1998 1997 ------- ------- BASIC EARNINGS PER SHARE Net income $22,732 $10,586 ======= ======= Weighted average number of common shares outstanding during the period 46,572 36,649 ======= ======= Basic earnings per share $ 0.49 $ 0.29 ======= ======= DILUTED EARNINGS PER SHARE Net income $22,732 $10,586 Interest expense and amortization of debt issuance costs, net of income tax effect applicable to convertible subordinated notes 1,016 -- ------- ------- Diluted earnings $23,748 $10,586 ======= ======= Weighted average number of common shares outstanding during the period 46,572 36,649 Incremental common shares attributable to: Exercise of outstanding options 1,545 974 Issuance of convertible subordinated notes 2,411 -- ------- ------- Total shares 50,528 37,623 ======= ======= Diluted earnings per share $ 0.47 $ 0.28 ======= ======= 16