There are 450 students in the fourth grade, and a total of 1,800 saplings have to be transported. How many saplings does each person transport on average?
四年级有450名同学，一共要运1800棵树苗，平均每人运多少棵树苗？
<gadget id="calculator">1_800 / 450</gadget>
<output>4</output>

<result>4</result>