After the price of a TV is reduced by 10%, the price is 1350 yuan. How much is the original price of this TV?
一种电视机降价10%后，售价为1350元，这种电视机原价是多少元？
<gadget id="calculator">10 / 100</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">1_350 / (9/10)</gadget>
<output>1_500</output>

<result>1_500</result>