During New Year's Day, a shopping mall launched promotional activities. The price of the electric frying pan is 228 yuan, which is 12 yuan lower than the original price. How much is the price reduction?
某商场元旦期间，开展促销活动，电炒锅的价格为228元，比原价降价了12元，降价了百分之几？
<gadget id="calculator">228 + 12</gadget>
<output>240</output>

<gadget id="calculator">12 / 240</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>