Xinlian Primary School organizes students to visit the Dongguan Science and Technology Museum. There are 96 boys and 72 girls in the third grade. Every 8 people form a group. How many groups can this grade be divided into?
新联小学组织同学参观东莞市科技馆，三年级同学男生有96人，女生有72人，每8人组成一个小组，这个级一共可以分多少个小组？
<gadget id="calculator">96 + 72</gadget>
<output>168</output>

<gadget id="calculator">168 / 8</gadget>
<output>21</output>

<result>21</result>