A train from Weihai to Jinan has traveled the entire distance (2/5), and it is still 360 kilometers away from Jinan. How far is Weihai from Jinan?
一列火车从威海开往济南，已经行了全程的(2/5)，离济南还有360千米．威海距离济南多少千米？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">360 / (3/5)</gadget>
<output>600</output>

<result>600</result>