The current price of a refrigerator is 2,450 yuan, which is now 50 yuan less than the original price. How much is the current price lower than the original price?
一种电冰箱现价2450元，现在每台比原价少50元．现价比原价降低了百分之几？
<gadget id="calculator">2_450 + 50</gadget>
<output>2_500</output>

<gadget id="calculator">50 / 2_500</gadget>
<output>1/50 = around 0.02</output>

<result>1/50 = around 0.02</result>