After two consecutive price cuts of 10% for an electrical appliance, the current selling price is 810 yuan. How much is the original price?
一种电器连续两次降价10%后，现在售价是810元．原价多少元？
<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">810 / (9/10) / (9/10)</gadget>
<output>1_000</output>

<result>1_000</result>