Exhibit 11 MASCO CORPORATION AND CONSOLIDATED SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE Primary and Fully Diluted Earnings Per Share For the Three Months and Six Months Ended June 30, 1996 and 1995 (Amounts in thousands except per share data) Three Months Ended Six Months Ended June 30 June 30 1996 1995 1996 1995 Shares for computation of primary and fully diluted earnings per share: Weighted average number of shares outstanding 160,500 158,800 160,500 158,800 Common stock equivalents: Shares issuable assuming conversion of debentures 4,200 4,200 4,200 4,200 Stock options 880 700 880 700 Total shares for primary and fully diluted earnings per share computation 165,580 163,700 165,580 163,700 Income from continuing operations $68,000 $57,410 $130,000 $127,330 Add back of debenture interest, net 1,400 1,400 2,900 2,900 Adjusted earnings from continuing operations 69,400 58,810 132,900 130,230 Income from operations of discontinued segment --- 5,990 --- 10,470 Earnings attributable to common stock $69,400 $64,800 $132,900 $140,700 Primary and fully diluted earnings per share: Continuing operations $.42 $.36 $.80 $.80 Discontinued operations -- $.04 -- $.06 Primary and fully diluted earnings per share $.42 $.40 $.80 $.86 Earnings per share as reported $.42 $.40 $.81 $.87 This calculation is submitted in accordance with Regulation S-K Item 601(b)(11), although not required by APB Opinion No. 15, inasmuch as dilution for any period was less than 3 percent.