During the "October" Golden Week, all products in a supermarket are sold at a "85%" discount. The original price of "Haier" washing machine is 1,800 yuan. During the "October" Golden Week, how much cheaper is the price of "Haier" washing machines than before?
"十一"黄金周期间，某超市所有商品"八五"折出售．"海尔"洗衣机原价1800元．"十一"黄金周期间，"海尔"洗衣机价格比原来便宜多少元？
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">1 - (17/20)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1_800 * (3/20)</gadget>
<output>270</output>

<result>270</result>