Uncle Wu went on a trip by car. He traveled 87 kilometers on the first day, 46 kilometers in the morning on the second day, 39 kilometers in the afternoon, and 74 kilometers on the third day. How many kilometers did you travel on average each day for these three days?
五叔叔开车去旅行，他第一天行了87千米，第二天上午行了46千米，下午行了39千米，第三天行了74千米．这三天平均每天行多少千米？
<gadget id="calculator">87 + 46 + 39 + 74</gadget>
<output>246</output>

<gadget id="calculator">246 / 3</gadget>
<output>82</output>

<result>82</result>