During the "March 8th" festival, all women's clothing in the New Century Store is on sale at a special price. My mother bought a piece of clothing for 160 yuan, which is 20% cheaper than the original price. How much is the original price of this piece of clothing?
"三•八"节期间，新世纪商店的所有女装特价销售，妈妈花160元买了一件衣服，比原价便宜了20%，这件衣服原价多少元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

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

<result>200</result>