A highway is 10 kilometers long. After the road construction team repaired (1/5) in the first week, the remaining (3/5) of the full length has not been repaired. What fraction of the full length was repaired in the second week?
一条公路全长10千米，修路队第一周修了(1/5)后，还剩全长的(3/5)没有修．第二周修了全长的几分之几？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (3/5) - (1/5)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>