The price of a small household appliance after a 20% discount is 160 yuan. What is the original price of this small household appliance?
一种小家电，打八折后的价格是160元，这种小家电原价多少元．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">160 / (4/5)</gadget>
<output>200</output>

<result>200</result>