A person sells two kinds of stocks, A and B. The selling price of the A stock is 1200 yuan, and the profit is 20%. The selling price of the B stock is also 1200 yuan, but the loss is 20%.
某人将甲乙两种股票卖出，其甲种股票卖价1200元，赢利20%；乙种股票卖价也是1200元，但亏损20%，该人此次交易的结果是赔多少元
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1_200 / (4/5)</gadget>
<output>1_500</output>

<gadget id="calculator">1_500 - 1_200</gadget>
<output>300</output>

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

<gadget id="calculator">1_200 / (6/5)</gadget>
<output>1_000</output>

<gadget id="calculator">1_200 - 1_000</gadget>
<output>200</output>

<gadget id="calculator">300 - 200</gadget>
<output>100</output>

<result>100</result>