A refrigerator is now priced at 2250 yuan, which is (1/10) lower than the original price. How much is the original price of this refrigerator?
一台冰箱现在售价是2250元，比原价降低(1/10)．这台冰箱原价多少元？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">2_250 / (9/10)</gadget>
<output>2_500</output>

<result>2_500</result>