A product is sold after the cost is increased by 20%, and later due to seasonal reasons, it is sold at a 10% discount. After the price reduction, each product is sold for 108 yuan. Is it a loss or a profit for each product sold? How much did you lose (or earn)?
一件商品按成本提高20%后出售，后来因为季节原因，又打九折出售，降价后每件商品卖108元，这种商品后来每卖出一件是赔还是赚？赔(或赚)了多少元？
<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">108 / (9/10) / (6/5)</gadget>
<output>100</output>

<gadget id="calculator">108 - 100</gadget>
<output>8</output>

<result>8</result>