The original price of a certain brand of computer in a store is 6,400 yuan each, and it is now on sale at a 15% discount. What is the current price of each computer?
商店某品牌的电脑原价每台6400元，现打八五折销售，每台电脑的现在售价是多少元．
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">6_400 * (17/20)</gadget>
<output>5_440</output>

<result>5_440</result>