The farmer uncle planted 260 trees in the first 5 days, and 235 trees in the next 4 days. How many trees does the farmer plant on average every day?
农民伯伯前5天植树260棵，后4天植树235棵，农民伯伯平均每天植树多少棵？
<gadget id="calculator">260 + 235</gadget>
<output>495</output>

<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">495 / 9</gadget>
<output>55</output>

<result>55</result>