Mr. Wang went to the store to buy notebooks. Each notebook was 2.5 yuan, and the total payment was 80 yuan. How many notebooks did Mr. Wang buy? (column equation solution)
王老师去商店买笔记本，每本笔记本2.5元，一共付80元，王老师买了多少笔记本？(列方程解答)
<gadget id="calculator">80 / 2.5</gadget>
<output>32</output>

<result>32</result>