Students from 8 classes in the fourth grade are going to plant trees. Each class has 5 groups, and a total of 880 trees are planted. How many trees are planted in each group?
四年级8个班的同学要去植树，每班有5个组，共植树880棵树，每个组植树多少棵？
<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<gadget id="calculator">880 / 40</gadget>
<output>22</output>

<result>22</result>