The Tesco Supermarket in Yuezhou Town sold two identical induction cookers at a price of 600 yuan each during the "Mid-Autumn Festival". One of them made a profit of 20%, and the other lost 20%. Gained or lost? How much is it?
越州镇乐购超市"中秋节"以每台600元的价格卖出两台同样的电磁炉，其中一台赚了20%，另一台亏了20%，乐购超市卖出的这两台电磁炉是赚了还是亏了？是多少元？
<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">600 / (4/5)</gadget>
<output>750</output>

<gadget id="calculator">750 - 600</gadget>
<output>150</output>

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

<gadget id="calculator">600 / (6/5)</gadget>
<output>500</output>

<gadget id="calculator">600 - 500</gadget>
<output>100</output>

<gadget id="calculator">150 - 100</gadget>
<output>50</output>

<result>50</result>