Miaoxiang has 720 New Year’s Eve money, and spent 320 yuan to buy books at the beginning of school. The rest of the money is going to be donated to 5 Hope Primary Schools. How much is the average donation to each Hope Primary School?
妙想有720压岁钱，开学初买书花了320元，剩下的钱打算捐给5所希望小学，平均给每所希望小学捐多少钱？
<gadget id="calculator">720 - 320</gadget>
<output>400</output>

<gadget id="calculator">400 / 5</gadget>
<output>80</output>

<result>80</result>