A workshop needs to produce 2,000 parts, and it is planned to take 25 days to complete. Due to the improvement of technology, 20 more parts are actually produced every day. How many days will it actually take to complete this batch of parts?
某车间要生产2000个零件，计划用25天完成，由于改进了技术实际每天多生产20个，完成这批零件实际要用多少天？
<gadget id="calculator">2_000 / 25</gadget>
<output>80</output>

<gadget id="calculator">80 + 20</gadget>
<output>100</output>

<gadget id="calculator">2_000 / 100</gadget>
<output>20</output>

<result>20</result>