The construction team built a (3/4) kilometer long road. The full length (1/4) was repaired on the first day, and the full length (1/3) was repaired on the second day. What fraction of the full length is left unrepaired?
工程队修一条长(3/4)千米的道路．第一天修了全长的(1/4)，第二天修了全长的(1/3)．还剩全长的几分之几没有修？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/4) - (1/3)</gadget>
<output>5/12 = around 0.416667</output>

<result>5/12 = around 0.416667</result>