The original price of a set of clothes is 300 yuan, and the current price is 45 yuan cheaper than the original price. What percentage of the original price is the current price of this suit?
一套衣服原价300元，现价比原价便宜45元，这套衣服的现价是原价的百分之几？
<gadget id="calculator">300 - 45</gadget>
<output>255</output>

<gadget id="calculator">255 / 300</gadget>
<output>17/20 = around 0.85</output>

<result>17/20 = around 0.85</result>