ARMSTRONG WORLD INDUSTRIES INC - FORM 10-K - EX-11 - EXHIBIT 11 - February 26, 2010

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10-K - FORM 10-K - ARMSTRONG WORLD INDUSTRIES INCc96514e10vk.htm
EX-21 - EXHIBIT 21 - ARMSTRONG WORLD INDUSTRIES INCc96514exv21.htm
EX-24 - EXHIBIT 24 - ARMSTRONG WORLD INDUSTRIES INCc96514exv24.htm
EX-32.1 - EXHIBIT 32.1 - ARMSTRONG WORLD INDUSTRIES INCc96514exv32w1.htm
EX-23.1 - EXHIBIT 23.1 - ARMSTRONG WORLD INDUSTRIES INCc96514exv23w1.htm
EX-10.7 - EXHIBIT 10.7 - ARMSTRONG WORLD INDUSTRIES INCc96514exv10w7.htm
EX-31.1 - EXHIBIT 31.1 - ARMSTRONG WORLD INDUSTRIES INCc96514exv31w1.htm
EX-32.2 - EXHIBIT 32.2 - ARMSTRONG WORLD INDUSTRIES INCc96514exv32w2.htm
EX-10.8 - EXHIBIT 10.8 - ARMSTRONG WORLD INDUSTRIES INCc96514exv10w8.htm
EX-99.1 - EXHIBIT 99.1 - ARMSTRONG WORLD INDUSTRIES INCc96514exv99w1.htm
EX-23.2 - EXHIBIT 23.2 - ARMSTRONG WORLD INDUSTRIES INCc96514exv23w2.htm
EX-31.2 - EXHIBIT 31.2 - ARMSTRONG WORLD INDUSTRIES INCc96514exv31w2.htm
EX-10.32 - EXHIBIT 10.32 - ARMSTRONG WORLD INDUSTRIES INCc96514exv10w32.htm
EX-10.28 - EXHIBIT 10.28 - ARMSTRONG WORLD INDUSTRIES INCc96514exv10w28.htm
EX-10.15 - EXHIBIT 10.15 - ARMSTRONG WORLD INDUSTRIES INCc96514exv10w15.htm
Exhibit No. 11
ARMSTRONG WORLD INDUSTRIES, INC. AND SUBSIDIARIES
COMPUTATION OF EARNINGS PER SHARE
(AMOUNTS IN MILLIONS EXCEPT FOR PER-SHARE DATA)
                         
    Year Ended December 31,  
    2009     2008     2007  
Basic earnings per share
                        
Net earnings
   $ 77.7     $ 81.0     $ 145.3  
Net earnings allocated to non-vested share awards
     (0.4 )     (0.6 )     (1.6 )
 
                  
Net earnings attributable to common shares
   $ 77.3     $ 80.4     $ 143.7  
 
                        
Basic weighted average number of common shares outstanding
     56.8       56.4       56.1  
 
                        
Basic earnings per share
   $ 1.36     $ 1.42     $ 2.56  
 
                        
Diluted earnings per share
                        
Net earnings
   $ 77.7     $ 81.0     $ 145.3  
Net earnings allocated to non-vested share awards
     (0.4 )     (0.6 )     (1.6 )
 
                  
Net earnings attributable to common shares
   $ 77.3     $ 80.4     $ 143.7  
 
                        
Basic weighted average number of common shares outstanding
     56.8       56.4       56.1  
Weighted average number of common shares issuable under stock option or unvested stock grants
     0.2       —       —  
 
                  
Diluted weighted average number of common shares outstanding
     57.0       56.4       56.1  
 
                        
Diluted earnings per share
   $ 1.36     $ 1.42     $ 2.56  
 
                        

 

 

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