The school used to use 80 kWh of electricity every day, but now it saves 20 kWh every day. What percentage of the original electricity consumption is it now?
学校原来每天用电80千瓦时，现在每天节约20千瓦时，现在每天用的是原来每天用电的百分之几？
<gadget id="calculator">80 - 20</gadget>
<output>60</output>

<gadget id="calculator">60 / 80</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>