road construction team built a total of 7.5 kilometers of roads in three days. It is known that 1.82 meters were repaired on the first day, and 0.43 kilometers were repaired on the second day than the first day. How many kilometers did you repair on the third day?
一个修路队三天共修路7.5千米．已知第一天修了1.82米，第二天比第一天多修0.43千米．第三天修了多少千米？
<gadget id="calculator">1.82 + 0.43</gadget>
<output>2.25</output>

<gadget id="calculator">7.5 - 1.82 - 2.25</gadget>
<output>3.43</output>

<result>3.43</result>