What is the difference between the largest five-digit number and the smallest five-digit number composed of 2, 0, 9, 8, and 1?
用2、0、9、8、1组成最大的五位数与最小的五位数的差是多少．
<gadget id="calculator">98_210 - 10_289</gadget>
<output>87_921</output>

<result>87_921</result>