Imagine Company plans to produce 6,000 laptops this year, and has completed (3/5) of this plan in the first half of the year. At this rate, how many laptops are expected to be overfulfilled this year?
畅想公司今年计划生产笔记本电脑6000台，上半年已经完成此计划的(3/5)，照这样的速度，今年预计可以超额完成笔记本电脑多少台？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">6_000 * (3/5) * 2</gadget>
<output>7_200</output>

<gadget id="calculator">7_200 - 6_000</gadget>
<output>1_200</output>

<result>1_200</result>