On Sunday, Xiao Ming's mother went to the street to play, and saw a billboard posted on the door of a store, "All clothes in this store are on sale with a 20% discount". Xiao Ming's mother took a fancy to one of the clothes. After some bargaining, the owner agreed to give a 5% discount. As a result, Xiao Ming's mother bought the dress for 190 yuan. Classmates, can you figure out how much the original price of this dress is?
星期天，小明的妈妈上街去玩，看到一家商店门口贴着一张广告牌"本店的所有衣服一律打8折出售"．小明的妈妈看中了其中的一件衣服，经过一番讨价还价后，店主答应再优惠5%，结果小明的妈妈花了190元钱买成了这件衣服．同学们，你能算出这件衣服的原价是多少元？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">(4/5) * (19/20)</gadget>
<output>19/25 = around 0.76</output>

<gadget id="calculator">190 / (19/25)</gadget>
<output>250</output>

<result>250</result>