If (3/5) meters are cut off from a piece of iron wire, (3/5) meters are left over, what is the original size of the wire?
一根铁丝剪去(3/5)米，剩下的比剪去的多(3/5)米，这根铁丝原来成多少米．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) + (3/5) + (3/5)</gadget>
<output>9/5 = around 1.8</output>

<result>9/5 = around 1.8</result>