Master Huang plans to make 2400 parts within one year. At the end of the year, he not only completed the planned tasks, but also made 1,200 more parts. Ask Master Huang how many more parts he actually makes per month than planned?
黄师傅计划一年内做好2400个零件．年底结算，他不单完成计划内任务，还多做了1200个零件，问黄师傅实际每月比计划多做多少个零件？
<gadget id="calculator">1_200 / 12</gadget>
<output>100</output>

<result>100</result>