| Computation Of Basic And Diluted Earnings Per Share |
| | | | | | | | | | | | | For the three months ended June 30, 2013 | | Income (Numerator) | | Shares (Denominator) | | Per Share Amount | | (in thousands, except for per share amounts) | Basic Earnings: | | | | | | Income from continuing operations attributable to Boston Properties, Inc. | $ | 451,632 |
| | 151,938 |
| | $ | 2.97 |
| Discontinued operations attributable to Boston Properties, Inc. | 785 |
| | — |
| | 0.01 |
| Allocation of undistributed earnings to participating securities | (3,629 | ) | | — |
| | (0.03 | ) | Net income attributable to Boston Properties, Inc. common shareholders | $ | 448,788 |
| | 151,938 |
| | $ | 2.95 |
| Effect of Dilutive Securities: | | | | | | Stock Based Compensation and Exchangeable Senior Notes | — |
| | 552 |
| | (0.01 | ) | Diluted Earnings: | | | | | | Net income attributable to Boston Properties, Inc. common shareholders | $ | 448,788 |
| | 152,490 |
| | $ | 2.94 |
| | | | | | | | For the three months ended June 30, 2012 | | Income (Numerator) | | Shares (Denominator) | | Per Share Amount | | (in thousands, except for per share amounts) | Basic Earnings: | | | | | | Income from continuing operations attributable to Boston Properties, Inc. | $ | 85,539 |
| | 150,312 |
| | $ | 0.57 |
| Discontinued operations attributable to Boston Properties, Inc. | 33,020 |
| | — |
| | 0.22 |
| Net income attributable to Boston Properties, Inc. common shareholders | $ | 118,559 |
| | 150,312 |
| | $ | 0.79 |
| Effect of Dilutive Securities: | | | | | | Stock Based Compensation and Exchangeable Senior Notes | — |
| | 382 |
| | (0.01 | ) | Diluted Earnings: | | | | | | Net income attributable to Boston Properties, Inc. common shareholders | $ | 118,559 |
| | 150,694 |
| | $ | 0.78 |
| | | | | | | | For the six months ended June 30, 2013 | | Income (Numerator) | | Shares (Denominator) | | Per Share Amount | | (in thousands, except for per share amounts) | Basic Earnings: | | | | | | Income from continuing operations attributable to Boston Properties, Inc. | $ | 484,118 |
| | 151,793 |
| | $ | 3.19 |
| Discontinued operations attributable to Boston Properties, Inc. | 15,975 |
| | — |
| | 0.10 |
| Allocation of undistributed earnings to participating securities | (3,179 | ) | | — |
| | (0.02 | ) | Net income attributable to Boston Properties, Inc. common shareholders | $ | 496,914 |
| | 151,793 |
| | $ | 3.27 |
|
| | | | | | | | | | | | Effect of Dilutive Securities: | | | | | | Stock Based Compensation and Exchangeable Senior Notes | — |
| | 429 |
| | (0.01 | ) | Diluted Earnings: | | | | | | Net income attributable to Boston Properties, Inc. common shareholders | $ | 496,914 |
| | 152,222 |
| | $ | 3.26 |
| | | | | | | | For the six months ended June 30,2012 | | Income (Numerator) | | Shares (Denominator) | | Per Share Amount | | (in thousands, except for per share amounts) | Basic Earnings: | | | | | | Income from continuing operations attributable to Boston Properties, Inc. | $ | 133,465 |
| | 149,328 |
| | $ | 0.89 |
| Discontinued operations attributable to Boston Properties, Inc. | 33,506 |
| | — |
| | 0.23 |
| Net income attributable to Boston Properties, Inc. common shareholders | $ | 166,971 |
| | 149,328 |
| | $ | 1.12 |
| Effect of Dilutive Securities: | | | | | | Stock Based Compensation and Exchangeable Senior Notes | — |
| | 392 |
| | — |
| Diluted Earnings: | | | | | | Net income attributable to Boston Properties, Inc. common shareholders | $ | 166,971 |
| | 149,720 |
| | $ | 1.12 |
|
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