The total length of a road is 1045 meters, and 177 meters have been repaired. The rest of the road will take 28 days to complete. How many meters are repaired per day on average?
一条路总长1045米，已经修了177米，剩下的路要用28天修完，平均每天修多少米？
<gadget id="calculator">1_045 - 177</gadget>
<output>868</output>

<gadget id="calculator">868 / 28</gadget>
<output>31</output>

<result>31</result>