The original price of a coat is 180 yuan, but now the price is reduced (1/6), how much is it cheaper than before?
一件大衣原价180元，现在降价(1/6)，现在比原来便宜多少元？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">180 * (1/6)</gadget>
<output>30</output>

<result>30</result>