The total length of a wire is 63.6 meters, and 27.4 meters are left after part of it is used up. How much more meters are used than the rest?
一根电线全长63.6米，用去一部分后还剩下27.4米，用去的比剩下的多多少米？
<gadget id="calculator">63.6 - 27.4</gadget>
<output>36.2</output>

<gadget id="calculator">36.2 - 27.4</gadget>
<output>8.8</output>

<result>8.8</result>