A brand of clothing was originally priced at 2160 yuan per set, but now it is sold at a 20% discount. How much is the current price of this brand of clothing per set?
一种品牌服装原来售价每套2160元，现在打八折销售，这种品牌服装现在每套售价多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2_160 * (4/5)</gadget>
<output>1_728</output>

<result>1_728</result>