It has been 26 days to build a 5,000-meter-long road, with an average of 170 meters per day. How many meters are left to be repaired?
修一条长5000米的路，已经修了26天，平均每天修170米，还剩多少米没修？
<gadget id="calculator">170 * 26</gadget>
<output>4_420</output>

<gadget id="calculator">5_000 - 4_420</gadget>
<output>580</output>

<result>580</result>