A store sells two products at the same time, both priced at 2,400 yuan, one earns 20% and the other loses 20%. For these two products, is it a profit or a loss, and how much is the profit or loss?
某商店同时出售两件商品，售价都是2400元，一件赚了20%，一件亏了20%，对这两件商品而言，是赚还是赔，赚了或者赔了多少元？
<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">2_400 / (4/5)</gadget>
<output>3_000</output>

<gadget id="calculator">3_000 - 2_400</gadget>
<output>600</output>

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

<gadget id="calculator">2_400 / (6/5)</gadget>
<output>2_000</output>

<gadget id="calculator">2_400 - 2_000</gadget>
<output>400</output>

<gadget id="calculator">600 - 400</gadget>
<output>200</output>

<result>200</result>