The construction site needs 1280 bags of cement, and it takes 8 carts to transport all of them 4 times. How many bags of cement can a cart transport at one time? (calculated in two ways)
工地需要1280袋水泥，用8辆大车4次才全部运来，一辆大车一次可运多少袋水泥？(用两种方法计算)
<gadget id="calculator">1_280 / 8 / 4</gadget>
<output>40</output>

<result>40</result>