The school bought prizes for outstanding students. The original plan was to buy 80 notebooks at 1.8 yuan each. Later, the notebooks I bought were 0.6 yuan more expensive than the original plan. How many notebooks can I buy with the original money?
学校为优秀学生买奖品，原计划买80本笔记本，每本1.8元，后来买的笔记本比原计划每本贵0.6元，原有的钱能买多少本？
<gadget id="calculator">1.8 + 0.6</gadget>
<output>2.4</output>

<gadget id="calculator">80 / 2.4</gadget>
<output>33.333333</output>

<gadget id="calculator">1.8 * 33.333333</gadget>
<output>59.999999</output>

<result>59.999999</result>