A rope is 10 meters long, cut off 3.6 meters for the first time, and 2.7 meters for the second time. How much shorter is the rope than the original?
一根绳子长10米，第一次剪去3.6米，第二次剪去2.7米．这根绳子比原来短了多少米？
<gadget id="calculator">3.6 + 2.7</gadget>
<output>6.3</output>

<result>6.3</result>