Uncle Chen wants to spray 540 apple trees with potion, and he plans to finish spraying in 5 days. How many trees do he need to spray on average every day?
陈大伯要给540棵苹果树喷药水，准备5天喷完，平均每天要喷多少棵？
<gadget id="calculator">540 / 5</gadget>
<output>108</output>

<result>108</result>