A piece of clothing costs 200 yuan, which is 1/5 more expensive than a pair of trousers. What is the price of the trousers?
一件衣服售价200元，比一条裤子裤子贵(1/5)，裤子的售价是多少元．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">200 / (6/5)</gadget>
<output>500/3 = around 166.666667</output>

<result>500/3 = around 166.666667</result>