Paychex, Inc. Quarterly report pursuant to Section 13 or 15(d)

Basic and Diluted Earnings Per Share (Tables)

9 Months Ended

Feb. 29, 2012


	For the three months ended				For the nine months ended
In millions, except per share amounts	February 29, 2012		February 28, 2011		February 29, 2012		February 28, 2011
Basic earnings per share:
Net income	$	135.4	$	130.6	$	424.7	$	396.4

Weighted-average common shares outstanding		362.5		361.8		362.4		361.7

Basic earnings per share	$	0.37	$	0.36	$	1.17	$	1.10

Diluted earnings per share:
Net income	$	135.4	$	130.6	$	424.7	$	396.4

Weighted-average common shares outstanding		362.5		361.8		362.4		361.7
Dilutive effect of common share equivalents at average market price		0.6		0.8		0.5		0.5

Weighted-average common shares outstanding, assuming dilution		363.1		362.6		362.9		362.2

Diluted earnings per share	$	0.37	$	0.36	$	1.17	$	1.09

Weighted-average anti-dilutive common share equivalents		8.9		9.4		10.3		12.3