The cafeteria brought 4 carts of cabbage, 395 kg per cart, and 636 kg were eaten. How many kilograms of cabbage are left?
食堂运来4车白菜，每车395千克，吃了636千克．还剩多少千克白菜？
<gadget id="calculator">395 * 4</gadget>
<output>1_580</output>

<gadget id="calculator">1_580 - 636</gadget>
<output>944</output>

<result>944</result>