The original price of a piece of clothing is 200 yuan. Now the price is reduced by 10%, and the price is increased by 10%. What is the current price?
一种服装原价200元，现在降价10%，再提价10%，则现价是多少．
<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">200 * (11/10) * (9/10)</gadget>
<output>198</output>

<result>198</result>