Xiaolin's electricity bill in September is 92 yuan, and the electricity bill in October is less than that in September (1/10). How much is Xiaolin's electricity bill in October?
小林家九月份的电费是92元，十月份的电费比九月份少(1/10)．小林家十月份的电费是多少钱？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">92 * (9/10)</gadget>
<output>414/5 = around 82.8</output>

<result>414/5 = around 82.8</result>