The price of a piece of sportswear after a 20% discount is 560 yuan. What is the original price of this piece of sportswear?
一件运动服打八折后的价格是560元，这件运动服的原价是多少．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">560 / (4/5)</gadget>
<output>700</output>

<result>700</result>