A wire is 10.5 meters long, 1.3 meters are used for the first time, and 4.8 meters are used for the second time, how many meters are left?
一根电线长10.5米，第一次用去1.3米，第二次用去4.8米，还剩多少米？
<gadget id="calculator">1.3 + 4.8</gadget>
<output>6.1</output>

<gadget id="calculator">10.5 - 6.1</gadget>
<output>4.4</output>

<result>4.4</result>