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) SIX MONTHS ENDED THREE MONTHS ENDED NOVEMBER 30, NOVEMBER 30, ------------------------------------ ---------------------------- 1999 1998 1999 1998 --------------- --------------- ------------ ------------- Shares Outstanding - ------------------ For computation of basic earnings per common share Weighted average shares 108,871 107,216 108,270 110,630 --------------- --------------- ------------ ------------- Total shares for basic earnings per share 108,871 107,216 108,270 110,630 For computation of diluted earnings per common share Net issuable common share equivalents 273 717 155 617 Additional shares associated with conversion of convertible securities --- 4,137 --- --- --------------- --------------- ------------ ------------- Total shares for diluted earnings per share 109,144 112,070 108,425 111,247 =============== =============== ============ ============= Net Income - ---------- Net income applicable to common shares for basic earnings per share $27,628 $52,936 $20,748 $21,712 Add back interest net of tax on convertible securities assumed to be converted --- 1,002 --- --- --------------- --------------- ------------ ------------- Net income applicable to common shares for diluted earnings $27,628 $53,938 $20,748 $21,712 =============== =============== ============ ============= Basic Earnings Per Common Share $.25 $.49 $.19 $.20 ==== ==== ==== ==== Diluted Earnings Per Common Share $.25 $.48 $.19 $.20 ==== ==== ==== ==== The accompanying notes to consolidated financial statements are an integral part of these statements.