A shopping mall sells two pieces of clothing for 120 yuan, one makes a profit of 20%, and the other loses 20%. Will the shopping mall make a profit or a loss in the end? How much did you earn (lose)?
某商场售出两件衣服都是120元，一件赚了20%，一件亏了20%，商场最终是赚了还是亏了？赚(亏)多少元？
<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">120 / (6/5)</gadget>
<output>100</output>

<gadget id="calculator">120 - 100</gadget>
<output>20</output>

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

<gadget id="calculator">120 / (4/5)</gadget>
<output>150</output>

<gadget id="calculator">150 - 120 - 20</gadget>
<output>10</output>

<result>10</result>