The shopping mall held a store celebration event. After a 20% discount, a refrigerator is 2,000 yuan. How much is the original price of this refrigerator?
商场开展店庆活动，一台冰箱打八折后是2000元，这台冰箱原价多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2_000 / (4/5)</gadget>
<output>2_500</output>

<result>2_500</result>