The computations of earnings per common share were as follows:


(In millions, except per share data)	Nine Months Ended September 30,						Three Months Ended September 30,
	2018			2017			2018		2017
Income from continuing operations, net of tax	$	304.7		$	347.3		$	99.9	$	129.6
Less: Noncontrolling interest		0.1			0.1			0.1		0.1

Income from continuing operations for earnings per share		304.6			347.2			99.8		129.5
Loss from discontinued operations, net of tax		(0.2	)		(2.6	)		—		—

Net income attributable to Fortune Brands	$	304.4		$	344.6		$	99.8	$	129.5

Earnings per common share
Basic
Continuing operations	$	2.09		$	2.26		$	0.70	$	0.84
Discontinued operations		—			(0.02	)		—		—

Net income attributable to Fortune Brands common stockholders	$	2.09		$	2.24		$	0.70	$	0.84
Diluted
Continuing operations	$	2.06		$	2.22		$	0.69	$	0.83
Discontinued operations		—			(0.02	)		—		—

Net income attributable to Fortune Brands common stockholders	$	2.06		$	2.20		$	0.69	$	0.83
Basic average shares outstanding		145.8			153.7			142.4		153.5
Stock-based awards		1.9			2.5			1.8		2.4

Diluted average shares outstanding		147.7			156.2			144.2		155.9
Antidilutive stock-based awards excluded from weighted-average number of shares outstanding for diluted earnings per share		1.1			0.6			1.2		0.6