1 RPM, INC. AND SUBSIDIARIES -------------------------- CONSOLIDATED STATEMENTS OF COMPUTATIONS OF EARNINGS --------------------------------------------------- PER COMMON SHARE AND COMMON SHARE EQUIVALENTS --------------------------------------------- (Unaudited) ----------- Exhibit 11.1 ------------ (In thousands, except per share amounts) Three Months Ended August 31, ------------------------------------------------------ 1999 1998 ------------------------ ------------------------ Shares Outstanding - ------------------ For computation of basic earnings per common share Weighted average shares 109,465 103,840 ------------------------ ------------------------ Total shares for basic earnings per share 109,465 103,840 For computation of diluted earnings per common share Net issuable common share equivalents 384 807 Additional shares associated with conversion of convertible securities --- 8,217 ------------------------ ------------------------ Total shares for diluted earnings per share 109,849 112,864 ======================== ======================== Net Income - ---------- Net income applicable to common shares for basic earnings per share $7,264 $31,224 Add back interest net of tax on convertible securities assumed to be converted --- 992 ------------------------ ------------------------ Net income applicable to common shares for diluted earnings $7,264 $32,216 ======================== ======================== Basic Earnings Per Common Share $.07 $.30 ==== ==== Diluted Earnings Per Common Share $.07 $.29 ==== ==== The accompanying notes to consolidated financial statements are an integral part of these statements.