A road has been repaired for 205.6 kilometers, which is 53.5 kilometers longer than the one that has not been repaired. How many kilometers is this road?
一条公路，已经修好了205.6千米，比没有修好的多53.5千米．这条公路长多少千米？
<gadget id="calculator">205.6 - 53.5</gadget>
<output>152.1</output>

<gadget id="calculator">152.1 + 205.6</gadget>
<output>357.7</output>

<result>357.7</result>