The original price of a car is 120,000 yuan, but the current price is 90,000 yuan. How much has it been reduced?
一种小汽车原价12万元，现价9万元，降低了多少．
<gadget id="calculator">12 - 9</gadget>
<output>3</output>

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>