A road is 10 kilometers long, 3.48 kilometers have been repaired in the first phase, and 4.52 kilometers have been repaired in the second phase. How many kilometers are left to be repaired?
一条路长10千米，第一期修了3.48千米，第二期修了4.52千米，还剩多少千米没修？
<gadget id="calculator">3.48 + 4.52</gadget>
<output>8</output>

<gadget id="calculator">10 - 8</gadget>
<output>2</output>

<result>2</result>