What is the price of a suit worth 800 yuan after first increasing the price by 10% and then reducing the price by 10%
一件800元的西服，先涨价10%，再降价10%后的价格是多少
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">800 * (11/10) * (9/10)</gadget>
<output>792</output>

<result>792</result>