There were 765 people on the Harmony bullet train from Xiamen to Shanghai. When it arrived in Fuzhou, 108 people got off the train and 113 people got on the train. How many people are on the bullet train now?
厦门开往上海和谐号动车，出发时有765人，中途到了福州下车108人，上车113人，现在动车上有多少人？
<gadget id="calculator">765 - 108</gadget>
<output>657</output>

<gadget id="calculator">657 + 113</gadget>
<output>770</output>

<result>770</result>