There is a bundle of wires that is 100 meters long, and 24.8 meters are cut off. How much longer is the remaining wire than the cut one?
有一捆电线长100米，剪下24.8米，剩下的比剪下的长多少．
<gadget id="calculator">100 - 24.8 - 24.8</gadget>
<output>50.4</output>

<result>50.4</result>