Use 2, 3, 4, 0, 0 to form a largest five-digit number and a smallest five-digit number, and find their sum.
用2、3、4、0、0组成一个最大的五位数和一个最小的五位数，并求出它们的和．
<gadget id="calculator">43_200 + 20_034</gadget>
<output>63_234</output>

<result>63_234</result>