A pile of 25 tons of coal was transported away (2/5). How many tons were shipped?
一堆煤有25吨，运走了(2/5)．运走了多少吨？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">25 * (2/5)</gadget>
<output>10</output>

<result>10</result>