Xin'an Primary School originally had 655 students, but this year 12 students were transferred. If every group of 23 people participates in extracurricular activities, how many groups can they be divided into?
新安小学原来有655名学生，今年又转来12名学生．如果每23人一组参加课外活动，可以分成几个组？
<gadget id="calculator">655 + 12</gadget>
<output>667</output>

<gadget id="calculator">667 / 23</gadget>
<output>29</output>

<result>29</result>