TV is priced at 1,800 yuan after a 25% discount. What is the original price?
一台电视打七五折后的售价是1800元，原价是多少？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1_800 / (3/4)</gadget>
<output>2_400</output>

<result>2_400</result>