In the 2004 Athens Summer Olympics, the Chinese delegation sent a total of 407 athletes. In the 2008 Beijing Summer Olympics, the Chinese delegation sent a total of 639 athletes. How many more athletes did the Chinese delegation send to the Beijing Olympics than to the Athens Olympics?
2004年雅典夏季奥运会，中国代表团共派出407名运动员参赛，2008年北京夏季奥运会，中国代表团共派出639名运动员参赛，中国代表团在北京奥运会比雅典奥运会多派多少名运动员？
<gadget id="calculator">639 - 407</gadget>
<output>232</output>

<result>232</result>