There is a style of MP3, which is 196 yuan cheaper than the original price. How much is the original price?
有一种款式的MP3，打三折出售比原价便宜了196元，原价多少元？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 - (3/10)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">196 / (7/10)</gadget>
<output>280</output>

<result>280</result>