motorcycle is 450 yuan cheaper than the original price after a 15% discount. How much is the original price of this motorcycle?
一辆摩托车打八五折后比原价便宜了450元，这辆摩托车原价是多少元？
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">1 - (17/20)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">450 / (3/20)</gadget>
<output>3_000</output>

<result>3_000</result>