Xiaobing bought stationery with 7.2 yuan, bought 3 pencils, 0.8 yuan each, and bought notebooks with the remaining money, 0.6 yuan each, how many notebooks can he buy?
小兵拿7.2元买文具，买了3枝铅笔，每枝0.8元，剩下的钱买笔记本，每本0.6元，能买几本笔记本？
<gadget id="calculator">3 * 0.8</gadget>
<output>2.4</output>

<gadget id="calculator">7.2 - 2.4</gadget>
<output>4.8</output>

<gadget id="calculator">4.8 / 0.6</gadget>
<output>8</output>

<result>8</result>