Grandpa Zhang raised 4 cows and they ate 238 kilograms of forage a week. How many kilograms of forage does each cow eat on average every day?
张爷爷家养了4头奶牛，一个星期共吃草料238千克，平均每头奶牛每天吃草料多少千克？
<gadget id="calculator">238 / 4 / 7</gadget>
<output>17/2 = around 8.5</output>

<result>17/2 = around 8.5</result>