The engineering team has built a 1,400-meter-long road, 680 meters have been built, and the remaining 20 days will be completed. How many meters will be repaired on average every day?
工程队修一条长1400米的公路，已经修了680米，剩下的20天完成，平均每天要修多少米？
<gadget id="calculator">1_400 - 680</gadget>
<output>720</output>

<gadget id="calculator">720 / 20</gadget>
<output>36</output>

<result>36</result>