In order to develop tourism and promote economic development, Yanling is building a road around the city. A construction team built 3.4 kilometers on the first day, which was 0.6 kilometers more than the second day. How many kilometers did the construction team build in two days?
炎陵为开发旅游，促进经济发展，正在修建环城路，某工程队第一天修了3.4千米，比第二天多修了0.6千米，请问该工程队两天共修了多少千米？
<gadget id="calculator">3.4 - 0.6</gadget>
<output>2.8</output>

<gadget id="calculator">2.8 + 3.4</gadget>
<output>6.2</output>

<result>6.2</result>