The road repair team builds 240 meters of road every day. It has been repaired for 20 days, and there are still 1,200 meters left to be repaired. How long is this road in meters?
修路队每天修路240米，已经修了20天，还剩1200米没修完，这条路全长多少米？
<gadget id="calculator">240 * 20</gadget>
<output>4_800</output>

<gadget id="calculator">4_800 + 1_200</gadget>
<output>6_000</output>

<result>6_000</result>