The original price of a set of furniture is 5800 yuan, 10% off for the first time, and 10% off for the second time, how much will this set of furniture sell after the two discounts?
一套家具原价为5800元，第1次打9折，第2次再打9折，这套家具两次打折后卖多少元？
<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">5_800 * (9/10) * (9/10)</gadget>
<output>4_698</output>

<result>4_698</result>