The current price of a sweater is 80 yuan, which is 1/11 lower than the original price. How much is the original price of this sweater?
一件毛衣现价80元，比原价降低了(1/11)，这件毛衣原价多少元？
<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">1 - (1/11)</gadget>
<output>10/11 = around 0.909091</output>

<gadget id="calculator">80 / (10/11)</gadget>
<output>88</output>

<result>88</result>