Guangming Primary School shared 672 kWh of electricity last month, which is less than last month (1/12). How many kilowatt-hours of electricity is saved this month compared to last month?
光明小学上个月共用电672千瓦时，这个月比上个月节约(1/12)．这个月比上个月节约用电多少千瓦时？
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">672 * (1/12)</gadget>
<output>56</output>

<result>56</result>