Dad took Xiao Ming and Xiao Li to the aquarium to watch the show, and bought tickets for 264 yuan. An adult ticket is 120 yuan, how much is a student ticket?
爸爸带小明和小丽去海洋馆看表演，买门票花了264元．成人票一张120元，学生票一张多少元？
<gadget id="calculator">264 - 120</gadget>
<output>144</output>

<gadget id="calculator">144 / 2</gadget>
<output>72</output>

<result>72</result>