During the march, the uncle of the People's Liberation Army walked 58 kilometers on the first day, 134 kilometers on the second and third days, and 64 kilometers on the fourth day. How many kilometers do you march on average per day?
解放军叔叔在行军途中，第一天行了58千米，第二、三天共行了134千米，第四天行了64千米．平均每天行军多少千米？
<gadget id="calculator">58 + 134 + 64</gadget>
<output>256</output>

<gadget id="calculator">256 / 4</gadget>
<output>64</output>

<result>64</result>