Teacher Wang is going to Haikou to participate in training and study. She will leave on April 1 and return on July 25. How much time did Teacher Wang spend on this study?
王老师要去海口参加培训学习，她4月1日出发，到7月25日返回，王老师这次参加学习一共花了多少时间？
<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<gadget id="calculator">60 + 31 + 25</gadget>
<output>116</output>

<result>116</result>