A rope is 8.2 meters long. Xiao Ming used 2.6 meters to repair the guardrail for the first time, and 3.8 meters for the second time to repair the fence. How many meters are left?
一根绳子长8.2米，小明第一次用去2.6米修护栏，第二次用去3.8米修篱笆，还剩多少米？
<gadget id="calculator">8.2 - 2.6 - 3.8</gadget>
<output>1.8</output>

<result>1.8</result>