commodity is sold at a 10% discount, and the current price is 126 yuan. What is the original price of this commodity?
一种商品，降价10%出售，现价126元，这种商品原价是多少元？
<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">126 / (9/10)</gadget>
<output>140</output>

<result>140</result>