Self-employed Xiao Wang undertook the business of transporting 2,000 pieces of glass for a construction company and signed a contract. The contract stipulates that the shipping fee for each piece of glass is 1.2 yuan; if there is damage during the transportation, for each damaged piece, in addition to deducting the transportation fee of 1.2 yuan, a compensation of 6.7 yuan is also required. After Xiao Wang delivered the 2,000 pieces of glass to the designated place, the construction company paid him 2,005 yuan according to the contract. How many pieces of glass were damaged in transit?
个体户小王承接了建筑公司一项运输2000块玻璃的业务，并签订了合同．合同上规定：每块玻璃运费1.2元；如果运输过程中有损坏，每损坏一块，除了要扣除1.2元的运输费外，还要赔偿6.7元．小王把这2000块玻璃运送到指定地点后，建筑公司按合同付给他2005元．运输过程中损坏了多少块玻璃？
<gadget id="calculator">2_000 * 1.2</gadget>
<output>2_400</output>

<gadget id="calculator">2_400 - 2_005</gadget>
<output>395</output>

<gadget id="calculator">6.7 + 1.2</gadget>
<output>7.9</output>

<gadget id="calculator">395 / 7.9</gadget>
<output>50</output>

<result>50</result>