A TV set, originally priced at 5,000 yuan, was sold at 4,500 yuan during the New Year's Day. By what percentage?
一款电视机，原来售价是5000元，元旦期间的售价4500元．降低了百分之几？
<gadget id="calculator">5_000 - 4_500</gadget>
<output>500</output>

<gadget id="calculator">500 / 5_000</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>