Exhibit 11.1

RPM INTERNATIONAL INC. AND SUBSIDIARIES

CONSOLIDATED STATEMENTS OF COMPUTATIONS OF EARNINGS
PER COMMON SHARE AND COMMON SHARE EQUIVALENTS

(In thousands, except per share amounts)

	Year Ended May 31
	2005		2004		2003
Net Income
Net income applicable to common shares for basic earnings per share	$	105,032	$	141,886	$	35,327
Add income effect of contingently issuable shares, net of tax (1)		3,099		3,142		158
Net income applicable to common shares for diluted earnings per share	$	108,131	$	145,028	$	35,485
Shares Outstanding
Weighted average shares for basic earnings per share		116,899		115,777		115,294
Net issuable common share equivalents		1,431		933		692
Additional shares issuable assuming conversion of convertible securities (1)		8,034		8,034		419
Total shares for diluted earnings per share		126,364		124,744		116,405
Basic Earnings Per Common Share	$	.90	$	1.23	$	.31
Diluted Earnings Per Common Share	$	.86	$	1.16	$	.30

(1) Represents effect of October 2004 EITF issue 04-8, accounting for treatment of contingently convertible securities.