In February 2011, Xiao Ming's family used an average of 4 degrees of electricity per day. How much electricity did Xiao Ming's family share this month?
2011年2月，小明家平均每天用电4度，这个月小明家一共用电多少度？
<gadget id="calculator">4 * 28</gadget>
<output>112</output>

<result>112</result>