The computer company sold two computers today and made a profit of 10%, and the other computer lost 10%. Both computers were sold to customers for 9,900 yuan. Did the company lose money or make money selling these two computers? How much did you lose (earn)?
电脑公司今天卖了两台电脑广台赚了10%，另一台亏了10%，这两台电脑卖给顾客都是9900元．卖这两台电脑，公司是亏了还是赚了？亏(赚)了多少元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">9_900 / (9/10)</gadget>
<output>11_000</output>

<gadget id="calculator">11_000 - 9_900</gadget>
<output>1_100</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">9_900 / (11/10)</gadget>
<output>9_000</output>

<gadget id="calculator">9_900 - 9_000</gadget>
<output>900</output>

<gadget id="calculator">1_100 - 900</gadget>
<output>200</output>

<result>200</result>