The original price of a down jacket is 560 yuan, but the price is reduced by 10% in off-season and increased by 10% in peak season. How much is the price of this down jacket in peak season?
一件羽绒服原价560元，反季节时降价一成，到了旺季又提价一成，这件羽绒服促销旺季时的价格是多少元？
<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">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">560 * (9/10) * (11/10)</gadget>
<output>2_772/5 = around 554.4</output>

<result>2_772/5 = around 554.4</result>