There are 38 trains at Suzhou Railway Station, and the number of trains at Shanghai Railway Station is three times that of Suzhou. How many more trains are there in Shanghai than in Suzhou?
苏州火车站有列车38辆，上海火车站列车数是苏州的3倍，上海列车数比苏州的多多少辆？
<gadget id="calculator">38 * 3</gadget>
<output>114</output>

<gadget id="calculator">114 - 38</gadget>
<output>76</output>

<result>76</result>