The road repair team wants to build a road. The construction started on July 29 and ended on August 2. It has repaired 500 meters. How many meters are repaired on average per day?
修路程队要修一条公路，7月29日开工，到8月2日收工时，修了500米，平均每天修多少米？
<gadget id="calculator">31 - 29</gadget>
<output>2</output>

<gadget id="calculator">2 + 1 + 2</gadget>
<output>5</output>

<gadget id="calculator">500 / 5</gadget>
<output>100</output>

<result>100</result>