The production of 600 parts is planned to be completed in 30 days, but actually 5 more parts are processed per day than planned. How many days is it actually done?
生产600个零件，计划用30天完成，实际每天比计划多加工5个零件．实际多少天完成？
<gadget id="calculator">600 / 30</gadget>
<output>20</output>

<gadget id="calculator">20 + 5</gadget>
<output>25</output>

<gadget id="calculator">600 / 25</gadget>
<output>24</output>

<result>24</result>