Shenli Machinery Factory plans to process 2,100 parts, and after 8 days of processing, there are still 100 parts left. How many are processed per day on average?
神力机械厂计划加工2100个零件，加工8天后，还剩下100个．平均每天加工多少个？
<gadget id="calculator">2_100 - 100</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 / 8</gadget>
<output>250</output>

<result>250</result>