If a piece of steel is cut off by 2 meters, exactly 25% is cut off. How many meters is this piece of steel?
一根钢材，截去2米，正好截去25%，这根钢材多少米．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">2 / (1/4)</gadget>
<output>8</output>

<result>8</result>