An LCD TV was sold for 3,800 yuan after a 5% discount, how much cheaper than the original price?
一台液晶电视，打九五折后以3800元卖出，比原价便宜了多少元？
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">3_800 / (19/20)</gadget>
<output>4_000</output>

<gadget id="calculator">4_000 - 3_800</gadget>
<output>200</output>

<result>200</result>