A commodity whose original price is 75 yuan is now sold at a 20% discount. What is the current selling price?
一种商品原价75元，现在打八折销售，现在的售价是多少．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">75 * (4/5)</gadget>
<output>60</output>

<result>60</result>