The fourth grade students participated in the tree planting activity. There were 84 boys and 76 girls. On average, each person planted 6 trees. How many trees were planted in total?
四年级同学参加植树活动，男生84人，女生76人，平均每人种树6棵，一共种树多少棵？
<gadget id="calculator">84 + 76</gadget>
<output>160</output>

<gadget id="calculator">160 * 6</gadget>
<output>960</output>

<result>960</result>