suit is now priced at 450 yuan, and the price is reduced by 50 yuan. How much is the price cut on this suit?
一套西装现在售价是450元，降价50元．这套西装降价百分之几？
<gadget id="calculator">450 + 50</gadget>
<output>500</output>

<gadget id="calculator">50 / 500</gadget>
<output>1/10 = around 0.1</output>

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