The cafeteria brought some rice and ate it for two weeks, averaging 52 kilograms per day. How many kilograms did you eat in total?
食堂运来一些大米，吃了两个星期，平均每天吃52千克，一共吃了多少千克？
<gadget id="calculator">52 * 14</gadget>
<output>728</output>

<result>728</result>