The electricity bill of Hongxing Elementary School last month was 480 yuan, and this month’s electricity bill is less than last month (2/5). How much is the electricity bill this month?
红星小学上月电费是480元，本月电费比上月节约了(2/5)．本月电费是多少元？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">480 * (3/5)</gadget>
<output>288</output>

<result>288</result>