The full price of the air ticket from City A to City B is 1600 yuan, and the fare at night is 40% off. What is the fare at night?
甲城到乙城的飞机票全价是1600元，晚上的票价打六折优惠，晚上的票价是多少元．
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1_600 * (3/5)</gadget>
<output>960</output>

<result>960</result>