Mom is going to buy a washing machine whose original price is 1200 yuan. The price of this washing machine will be reduced (1/10) first, and then the price will be increased (1/10). Please calculate the current price of this washing machine.
妈妈打算买一台原价是1200元的洗衣机，这台洗衣机先降价(1/10)，后涨价(1/10)，请你来算一算这台洗衣机现价是多少元．
<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_200 * (9/10) * (11/10)</gadget>
<output>1_188</output>

<result>1_188</result>