The cafeteria shipped 980 kilograms of rice and ate it for 12 days, with an average of 35 kilograms per day. How many kilograms of rice are left?
食堂运来了980千克大米，吃了12天，平均每天吃35千克，还剩多少千克大米？
<gadget id="calculator">35 * 12</gadget>
<output>420</output>

<gadget id="calculator">980 - 420</gadget>
<output>560</output>

<result>560</result>