The school planned to use 480 degrees of electricity in September, but actually used 60 degrees less. How much was saved compared to the plan.
学校9月份计划用电480度，实际少用了60度，实际比计划节约了多少．
<gadget id="calculator">60 / 480</gadget>
<output>1/8 = around 0.125</output>

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