The transport team has to transport 2,000 pieces of glassware. According to regulations, if the transportation task is completed intact, the shipping fee is 1.2 yuan for each piece; if it is damaged, not only can you not get the shipping fee, but you have to pay 5.8 yuan for compensation for each piece of damage. After the goods are shipped, the total shipping fee is 2001 yuan. How many pieces of glassware were damaged in the transportation?
运输队要运2000件玻璃器皿．按规定，完好无损完成运输任务，每件付运费1.2元；如果损坏，不但不能得到运费，每损坏一件，还要付赔偿费5.8元．货物运完后，共得到运费2001元，运输中共损坏玻璃器皿多少件？
<gadget id="calculator">1.2 * 2_000</gadget>
<output>2_400</output>

<gadget id="calculator">2_400 - 2_001</gadget>
<output>399</output>

<gadget id="calculator">1.2 + 5.8</gadget>
<output>7</output>

<gadget id="calculator">399 / 7</gadget>
<output>57</output>

<result>57</result>