The road repair team repaired 1.78 kilometers on the first day, and 0.56 kilometers more on the second day than the first day. How many kilometers did the road repair team repair in two days?
修路队第一天修了1.78千米，第二天比第一天多修0.56千米，修路队两天一共修了多少千米？
<gadget id="calculator">1.78 + 0.56 + 1.78</gadget>
<output>4.12</output>

<result>4.12</result>