The fifth grade students of Hongxing Primary School actively participated in the tree planting activity. There were 52 people in Class 1 of Five, and each person planted 3 trees on average. Class 2 of Five had 48 people, and a total of 244 trees were planted. How many trees do the students in these two classes plant on average?
红星小学五年级学生积极参加植树活动．五1班52人，平均每人植树3棵，五2班48人，共植树244棵．这两个班级的学生平均每人植树多少棵？
<gadget id="calculator">3 * 52</gadget>
<output>156</output>

<gadget id="calculator">156 + 244</gadget>
<output>400</output>

<gadget id="calculator">52 + 48</gadget>
<output>100</output>

<gadget id="calculator">400 / 100</gadget>
<output>4</output>

<result>4</result>