The school bought back 6 books, 23 books each, and distributed them to 6 classes on average. How many books can each class divide?
学校买回6梱书，每梱23本，把这些平均分给6个班，每个班可分图书多少本？
<gadget id="calculator">23 * 6</gadget>
<output>138</output>

<gadget id="calculator">138 / 6</gadget>
<output>23</output>

<result>23</result>