After a skirt is sold at a 20% discount, the current price is 36 yuan less than the original price. How much is the original price of this skirt?
一条裙子打八折出售后，现价比原价少36元，这条裙子原价多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">36 / (1/5)</gadget>
<output>180</output>

<result>180</result>