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2011 compared to 2010 is&gs 2019 net sales for 2011 decreased $540 million, or 5% (5%), compared to 2010. the decrease primarily was attributable to lower volume of approximately $665 million due to the absence of the dris program that supported the 2010 u.s. census and a decline in activities on the jtrs program. this decrease partially was offset by increased net sales on numerous programs. is&gs 2019 operating profit for 2011 increased $60 million, or 7% (7%), compared to 2010. operating profit increased approximately $180 million due to volume and the retirement of risks in 2011 and the absence of reserves recognized in 2010 on numerous programs (including among others, odin (about $60 million) and twic and automated flight service station programs). the increases in operating profit partially were offset by the absence of the dris program and a decline in activities on the jtrs program of about $120 million. adjustments not related to volume, including net profit rate adjustments described above, were approximately $130 million higher in 2011 compared to 2010. backlog backlog decreased in 2012 compared to 2011 primarily due to the substantial completion of various programs in 2011 (primarily odin, u.k. census, and jtrs). the decrease in backlog during 2011 compared to 2010 mainly was due to declining activities on the jtrs program and several other smaller programs. trends we expect is&gs 2019 net sales to decline in 2013 in the mid single digit percentage range as compared to 2012 primarily due to the continued downturn in federal information technology budgets. operating profit is expected to decline in 2013 in the mid single digit percentage range consistent with the expected decline in net sales, resulting in margins that are comparable with 2012 results. missiles and fire control our mfc business segment provides air and missile defense systems; tactical missiles and air-to-ground precision strike weapon systems; fire control systems; mission operations support, readiness, engineering support, and integration services; logistics and other technical services; and manned and unmanned ground vehicles. mfc 2019s major programs include pac-3, thaad, multiple launch rocket system (mlrs), hellfire, javelin, joint air-to-surface standoff missile (jassm), apache fire control system (apache), sniper ae, low altitude navigation and targeting infrared for night (lantirn ae), and sof clss. mfc 2019s operating results included the following (in millions):.
|  | 2012 | 2011 | 2010 |
| --------- | --------- | --------- | --------- |
| Net sales | $7,457 | $7,463 | $6,930 |
| Operating profit | 1,256 | 1,069 | 973 |
| Operating margins | 16.8% | 14.3% | 14.0% |
| Backlog at year-end | 14,700 | 14,400 | 12,800 |
2012 compared to 2011 mfc 2019s net sales for 2012 were comparable to 2011. net sales decreased approximately $130 million due to lower volume and risk retirements on various services programs, and about $60 million due to lower volume from fire control systems programs (primarily sniper ae; lantirn ae; and apache). the decreases largely were offset by higher net sales of approximately $95 million due to higher volume from tactical missile programs (primarily javelin and hellfire) and approximately $80 million for air and missile defense programs (primarily pac-3 and thaad). mfc 2019s operating profit for 2012 increased $187 million, or 17% (17%), compared to 2011. the increase was attributable to higher risk retirements and volume of about $95 million from tactical missile programs (primarily javelin and hellfire); increased risk retirements and volume of approximately $60 million for air and missile defense programs (primarily thaad and pac-3); and about $45 million from a resolution of contractual matters. partially offsetting these increases was lower risk retirements and volume on various programs, including $25 million for services programs. adjustments not related to volume, including net profit booking rate adjustments and other matters described above, were approximately $145 million higher for 2012 compared to 2011. .
Please answer the following questions with expressions if necessary.
what was the change in net sales for mfc from 2010 to 2011?
assistant
subtract(7463, 6930)
human
and what was the total of net sales for mfc in 2010?
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6930
human
how much, then, does that change represent in relation to this 2010 total?
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subtract(7463, 6930), divide(#0, 6930)