Mom bought 9 peaches, and Dad bought 7 peaches. Put these peaches on 4 plates on average. How many peaches are placed in each plate? (column comprehensive formula)
妈妈买来9个桃，爸爸买来7个桃，把这些桃平均放在4个盘里，每盘放几个桃？(列综合算式)
<gadget id="calculator">9 + 7</gadget>
<output>16</output>

<gadget id="calculator">16 / 4</gadget>
<output>4</output>

<result>4</result>