EX-12.A 5 noc-03312017xex12a.htm COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES Exhibit


NORTHROP GRUMMAN CORPORATION
 
EXHIBIT 12(a)
NORTHROP GRUMMAN CORPORATION
COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

$ in millions
Three Months Ended March 31
 
Year Ended December 31
Earnings:
2017
2016
 
2016
2015
2014
2013
2012
Earnings from continuing operations before income taxes
$
773

$
676

 
$
2,923

$
2,790

$
2,937

$
2,863

$
2,965

Fixed Charges:
 
 
 
 
 
 
 
 
Interest expense, including amortization of debt premium
75

76

 
301

301

282

257

212

Portion of rental expenses on operating leases deemed to be representative of the interest factor
30

30

 
99

101

101

99

116

Earnings from continuing operations before income taxes and fixed charges
$
878

$
782

 
$
3,323

$
3,192

$
3,320

$
3,219

$
3,293

Fixed Charges:
$
105

$
106

 
$
400

$
402

$
383

$
356

$
328

Ratio of earnings to fixed charges
8.4

7.4

 
8.3

7.9

8.7

9.0

10.0