Overview: 1 questions will be solved this time.Among them
           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation 1255.6-1249.4 .
    Question type: Mathematical calculation
    Solution:
          1255.6-1249.4
        =6.2
    Answer:1255.6-1249.4=6.2

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