Students in the third and fourth grades went to plant trees. There were 97 students in the third grade and 89 students in the fourth grade. 6 students are divided into one group, how many groups can they be divided into?
三、四年级的同学去植树，三年级有97人，四年级有89人．6名同学分为一组，一共可以分成多少组？
<gadget id="calculator">97 + 89</gadget>
<output>186</output>

<gadget id="calculator">186 / 6</gadget>
<output>31</output>

<result>31</result>