Exhibit 11

Pinnacle Entertainment, Inc.
Computation of Earnings Per Share

	For the three months ended March 31,
	Basic						Diluted (a)
	2010			2009			2010			2009
Average number of common shares outstanding		60,107			60,008			60,107			60,008
Average common shares due to assumed conversion of stock options		—			—			829			1,868
Total shares		60,107			60,008			60,936			61,876
Income (loss) from continuing operations, net	$	(2,151	)	$	2,546		$	(2,151	)	$	2,546
Income (loss) from discontinued operations, net		38,894			(1,615	)		38,894			(1,615	)
Net income	$	36,743		$	931		$	36,743		$	931
Per share data:
Income (loss) from continuing operations, net	$	(0.04	)	$	0.04		$	(0.04	)	$	0.04
Income (loss) from discontinued operations, net		0.65			(0.02	)		0.64			(0.02	)
Net income per share	$	0.61		$	0.02		$	0.60		$	0.02

(a) When the computed diluted values are antidilutive, the basic per share values are presented on the face of the Consolidated Income Statements.