The school plans to use 480 degrees of electricity in May, but actually uses 60 degrees less. What percentage is the actual electricity saving?
学校五月份计划用电480度，实际少用60度．实际用电节省百分之几？
<gadget id="calculator">60 / 480</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>