The price of a washing machine is reduced from 1,200 yuan to 900 yuan, by what percentage is the price reduced?
一种洗衣机的价格从每台1200元降到每台900元，价格降低了百分之几？
<gadget id="calculator">1_200 - 900</gadget>
<output>300</output>

<gadget id="calculator">300 / 1_200</gadget>
<output>1/4 = around 0.25</output>

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