To show love for the disabled, there are 4 classes in the third grade, with 48 students in each class, and a total of 576 yuan was donated. How much is the average donation per person?
为残疾人献爱心，三年级有4个班，每班48人，共捐款576元，平均每人捐多少元．
<gadget id="calculator">48 * 4</gadget>
<output>192</output>

<gadget id="calculator">576 / 192</gadget>
<output>3</output>

<result>3</result>