The shopping mall held store celebration activities. The original price of a refrigerator was 3,500 yuan. After the 20% discount, how much is the current price of this refrigerator?
商场开展店庆活动，一台冰箱原价为3500元，打八折后，这台冰箱现价是多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3_500 * (4/5)</gadget>
<output>2_800</output>

<result>2_800</result>