Aunt Liu's fashion store sold two sets of fashion today, both at 360 yuan. One set is 20% higher than the purchase price, and the other is sold at a 20% discount on the purchase price. Did Aunt Liu make a profit or a loss? How much was the profit or loss?
刘阿姨的时装店今天卖出了两套时装，售价都是360元．其中一套比进价提高了20%，另一套则按进价打八折出售．刘阿姨到底是盈利还是亏损了？盈利或亏损了多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">360 / (4/5)</gadget>
<output>450</output>

<gadget id="calculator">450 - 360</gadget>
<output>90</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">360 / (6/5)</gadget>
<output>300</output>

<gadget id="calculator">360 - 300</gadget>
<output>60</output>

<gadget id="calculator">90 - 60</gadget>
<output>30</output>

<result>30</result>