There are 37 students in Class 1 of the first grade eating Chinese food at school, 25 students in Class 2 eating Chinese food at school, and 38 students in Class 3 eating Chinese food at school. How many students in the first grade eat Chinese food at school?
一年级一班有37位同学在校吃中餐，二班有25位学生在校吃中餐，三班有38位学生在校吃中餐，一年级共有多少学生在校吃中餐？
<gadget id="calculator">37 + 25 + 38</gadget>
<output>100</output>

<result>100</result>