Teacher Li went to the electrical appliance mall to buy a color TV. The original price was 2,000 yuan, but now the price has been reduced by 200 yuan. How much is the reduction?
李老师到电器商城购买一台彩电，原价2000元，现在降价200元，降低了百分之几？
<gadget id="calculator">200 / 2_000</gadget>
<output>1/10 = around 0.1</output>

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