There are two pieces of furniture A and B in a furniture mall. The furniture A bought for 500 yuan earned 20% when it was sold, while the furniture B sold for 500 yuan and lost 20%. The mall made a profit by selling these two pieces of furniture. Still lost? How much did you earn (lose)?
某家具商城有A、B两件家具，用500元购进的A家具，出售时赚了20%，而出售B家具收入500元，赔了20%，商城卖出这两件家具是赚了还是赔了？赚(赔)了多少元？
<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">500 / (4/5)</gadget>
<output>625</output>

<gadget id="calculator">625 * (1/5)</gadget>
<output>125</output>

<gadget id="calculator">500 * (1/5)</gadget>
<output>100</output>

<gadget id="calculator">125 - 100</gadget>
<output>25</output>

<result>25</result>