Choose 6 cards from the number cards 0, 2, 4, 6, 8, 9, arrange them into 2 three-digit numbers, what is the maximum difference obtained
从数卡0、2、4、6、8、9中选出6张，将它们摆成2个三位数，所得的最大差多少
<gadget id="calculator">986 - 204</gadget>
<output>782</output>

<result>782</result>