After cutting a 36-meter-long iron wire into 3 equal sections, there are 10.5 meters left, how many meters is each section cut off?
把一根长36米的铁丝截去相等的3段后，还剩10.5米，截去的每段长多少米？
<gadget id="calculator">36 - 10.5</gadget>
<output>25.5</output>

<gadget id="calculator">25.5 / 3</gadget>
<output>8.5</output>

<result>8.5</result>