A wire is 100 meters long and 36 meters are used up. How many meters are the remaining wires more than the used wires?
一根电线100米长，用掉36米，剩下的电线比用掉的电线多多少米？
<gadget id="calculator">100 - 36</gadget>
<output>64</output>

<gadget id="calculator">64 - 36</gadget>
<output>28</output>

<result>28</result>