{"pre_text": ["as a result of the transaction , we recognized a net gain of approximately $ 1.3 billion , including $ 1.2 billion recognized in 2016 .", "the net gain represents the $ 2.5 billion fair value of the shares of lockheed martin common stock exchanged and retired as part of the exchange offer , plus the $ 1.8 billion one-time special cash payment , less the net book value of the is&gs business of about $ 3.0 billion at august 16 , 2016 and other adjustments of about $ 100 million .", "in 2017 , we recognized an additional gain of $ 73 million , which reflects certain post-closing adjustments , including certain tax adjustments and the final determination of net working capital .", "we classified the operating results of our former is&gs business as discontinued operations in our consolidated financial statements in accordance with u.s .", "gaap , as the divestiture of this business represented a strategic shift that had a major effect on our operations and financial results .", "however , the cash flows generated by the is&gs business have not been reclassified in our consolidated statements of cash flows as we retained this cash as part of the transaction .", "the operating results , prior to the august 16 , 2016 divestiture date , of the is&gs business that have been reflected within net earnings from discontinued operations for the year ended december 31 , 2016 are as follows ( in millions ) : ."], "post_text": ["the operating results of the is&gs business reported as discontinued operations are different than the results previously reported for the is&gs business segment .", "results reported within net earnings from discontinued operations only include costs that were directly attributable to the is&gs business and exclude certain corporate overhead costs that were previously allocated to the is&gs business .", "as a result , we reclassified $ 82 million in 2016 of corporate overhead costs from the is&gs business to other unallocated , net on our consolidated statement of earnings .", "additionally , we retained all assets and obligations related to the pension benefits earned by former is&gs business salaried employees through the date of divestiture .", "therefore , the non-service portion of net pension costs ( e.g. , interest cost , actuarial gains and losses and expected return on plan assets ) for these plans have been reclassified from the operating results of the is&gs business segment and reported as a reduction to the fas/cas pension adjustment .", "these net pension costs were $ 54 million for the year ended december 31 , 2016 .", "the service portion of net pension costs related to is&gs business 2019s salaried employees that transferred to leidos were included in the operating results of the is&gs business classified as discontinued operations because such costs are no longer incurred by us .", "significant severance charges related to the is&gs business were historically recorded at the lockheed martin corporate office .", "these charges have been reclassified into the operating results of the is&gs business , classified as discontinued operations , and excluded from the operating results of our continuing operations .", "the amount of severance charges reclassified were $ 19 million in 2016 .", "financial information related to cash flows generated by the is&gs business , such as depreciation and amortization , capital expenditures , and other non-cash items , included in our consolidated statement of cash flows for the years ended december 31 , 2016 were not significant. ."], "table": [["net sales", "$ 3410"], ["cost of sales", "-2953 ( 2953 )"], ["severance charges", "-19 ( 19 )"], ["gross profit", "438"], ["other income net", "16"], ["operating profit", "454"], ["earnings from discontinued operations before income taxes", "454"], ["income tax expense", "-147 ( 147 )"], ["net gain on divestiture of discontinued operations", "1205"], ["net earnings from discontinued operations", "$ 1512"]], "table_ori": [["Net sales", "$3,410"], ["Cost of sales", "(2,953)"], ["Severance charges", "(19)"], ["Gross profit", "438"], ["Other income, net", "16"], ["Operating profit", "454"], ["Earnings from discontinued operations before income taxes", "454"], ["Income tax expense", "(147)"], ["Net gain on divestiture of discontinued operations", "1,205"], ["Net earnings from discontinued operations", "$1,512"]]}

Question: what is the operating profit margin?
Evidence:
table_5: net sales the operating profit of $ 3410 is 454 ;
Program: divide(454, 3410)
Answer:
str_answer: 13.3%
exe_answer: 0.13314