The original price of a commodity is 1,500 yuan. After the price is reduced (1/10), the price will be increased (1/10). What is the current price?
一件商品原价1500元，降价(1/10)后，再涨价(1/10)．现价是多少元？
<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">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">1_500 * (9/10) * (11/10)</gadget>
<output>1_485</output>

<result>1_485</result>