The electricity consumption in September was 82 degrees, which was 18% less than that in August. How much electricity was used in August?
九月份用电82度，比八月份节约18%，八月份用电多少度？
<gadget id="calculator">18 / 100</gadget>
<output>9/50 = around 0.18</output>

<gadget id="calculator">1 - (9/50)</gadget>
<output>41/50 = around 0.82</output>

<gadget id="calculator">82 / (41/50)</gadget>
<output>100</output>

<result>100</result>