Dahua Supermarket consumes an average of 60 degrees of electricity per day. How much electricity will be used in total this month (30 days).
大华超市平均每天要用电60度，这个月(30天)一共要用电多少度．
<gadget id="calculator">60 * 30</gadget>
<output>1_800</output>

<result>1_800</result>