Xiao Ming’s family shared 2400 kWh of electricity in the four quarters of last year. What was the average monthly electricity consumption of his family last year?
小明家去年四个季度共用电2400千瓦时，他家去年平均每月用电多少千瓦时
<gadget id="calculator">2_400 / 12</gadget>
<output>200</output>

<result>200</result>