Exhibit 12
WASHINGTON REAL ESTATE INVESTMENT TRUST
Computation of Ratios
(In thousands)

Earnings to fixed charges ratio:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2014
 
2013
 
2014
 
2013
Income (loss) from continuing operations
$
1,368

 
$
1,538

 
$
(897
)
 
$
2,395

Additions:
 
 
 
 
 
 
 
   Fixed charges
 
 
 
 
 
 
 
       Interest expense
14,985

 
15,824

 
29,515

 
32,014

       Capitalized interest
461

 
190

 
854

 
483

 
15,446

 
16,014

 
30,369

 
32,497

Deductions:
 
 
 
 
 
 
 
       Capitalized interest
(461
)
 
(190
)
 
(854
)
 
(483
)
       Net loss attributable to noncontrolling interests
7

 
—

 
7

 
—

Adjusted earnings
16,360

 
17,362

 
28,625

 
34,409

Fixed charges (from above)
$
15,446

 
$
16,014

 
$
30,369

 
$
32,497

Ratio of earnings to fixed charges (1)
1.06

 
1.08

 
0.94

 
1.06

(1) Due to Washington REIT's loss from continuing operations during the 2014 Period, the earnings to fixed charges ratio was less than 1:1. Washington REIT must generate additional earnings of $1.7 million in the 2014 Period to achieve a ratio of 1:1.

Debt service coverage ratio:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2014
 
2013
 
2014
 
2013
Net income attributable to the controlling interests
$
1,087

 
$
5,263

 
105,641

 
$
12,598

Additions:
 
 
 
 
 
 
 
       Interest expense (1)
14,985

 
16,152

 
29,515

 
32,670

       Real estate depreciation and amortization (1)
24,401

 
25,582

 
47,154

 
51,106

       Income tax expense
71

 
24

 
71

 
24

       Non-real estate depreciation
180

 
215

 
373

 
411

 
39,637

 
41,973

 
77,113

 
84,211

Deductions:
 
 
 
 
 
 
 
       Gain on sale of real estate (1)
(282
)
 
—

 
(106,555
)
 
(3,195
)
Adjusted EBITDA
40,442

 
47,236

 
76,199

 
93,614

Debt service
 
 
 
 
 
 
 
       Interest expense
14,985

 
16,152

 
29,515

 
32,670

       Principal amortization
965

 
811

 
1,795

 
1,643

 
$
15,950

 
$
16,963

 
$
31,310

 
$
34,313

Debt service coverage ratio
2.54

 
2.78

 
2.43

 
2.73

(1) Includes discontinued operations