A pile of sand weighs 240 tons, and (3/8) is transported away, how many tons are left?
一堆沙子重240吨，运走了(3/8)，还剩多少吨？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">240 * (5/8)</gadget>
<output>150</output>

<result>150</result>