The school uses an average of 680 kilowatt-hours of electricity per month. According to this calculation, how much electricity does the school share in a year?
学校每月平均用电680度，照这样计算，学校一年共用电多少度？
<gadget id="calculator">680 * 12</gadget>
<output>8_160</output>

<result>8_160</result>