A store in the computer city sells two computers at the same price of 7,200 yuan, one of which earns 20% and the other loses 10%. Will the two computers sold by this store lose money or make money in the end?
电脑城一商铺以7200元的相同价格卖出两台电脑，其中一台赚了20%，另一台亏了10%，这家商铺卖出的这两台电脑最终是赔本还是赚钱？
<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">7_200 / (4/5)</gadget>
<output>9_000</output>

<gadget id="calculator">9_000 - 7_200</gadget>
<output>1_800</output>

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

<gadget id="calculator">7_200 / (6/5)</gadget>
<output>6_000</output>

<gadget id="calculator">7_200 - 6_000</gadget>
<output>1_200</output>

<gadget id="calculator">1_800 - 1_200</gadget>
<output>600</output>

<result>600</result>