There are two wires, cut 5.3m from the first and connect to the second. The first one is 0.82m longer than the second one. How much longer is the first root than the second?
有两根电线，从第一根上剪下5.3m接到第二根上后．第一根还比第二根长0.82m．原来第一根比第二根长多少m？
<gadget id="calculator">5.3 * 2</gadget>
<output>10.6</output>

<gadget id="calculator">10.6 + 0.82</gadget>
<output>11.42</output>

<result>11.42</result>