The plastic shoe factory plans to produce 52,000 pairs of sandals in 65 days, but actually completed the production task in 50 days. How many more pairs of shoes were actually produced per day than planned?
塑料鞋厂计划65天生产凉鞋52000双，实际50天就完成了生产任务．实际比计划每天多生产多少双鞋？
<gadget id="calculator">52_000 / 50</gadget>
<output>1_040</output>

<gadget id="calculator">52_000 / 65</gadget>
<output>800</output>

<gadget id="calculator">1_040 - 800</gadget>
<output>240</output>

<result>240</result>