Overview: 7 questions will be solved this time.Among them
           ☆7 arithmetic calculations

[1/7 Formula]
    Work: Calculate the value of equation 6.8+97.9 .
    Question type: Mathematical calculation
    Solution:
          6.8+97.9
        =104.7
    Answer:6.8+97.9=104.7
[2/7 Formula]
    Work: Calculate the value of equation 7.9+7.8 .
    Question type: Mathematical calculation
    Solution:
          7.9+7.8
        =15.7
    Answer:7.9+7.8=15.7
[3/7 Formula]
    Work: Calculate the value of equation 5.6+5.9 .
    Question type: Mathematical calculation
    Solution:
          5.6+5.9
        =11.5
    Answer:5.6+5.9=11.5
[4/7 Formula]
    Work: Calculate the value of equation 5.4+15.3 .
    Question type: Mathematical calculation
    Solution:
          5.4+15.3
        =20.7
    Answer:5.4+15.3=20.7
[5/7 Formula]
    Work: Calculate the value of equation 55.2+5.3 .
    Question type: Mathematical calculation
    Solution:
          55.2+5.3
        =60.5
    Answer:55.2+5.3=60.5
[6/7 Formula]
    Work: Calculate the value of equation 9.1+9.2 .
    Question type: Mathematical calculation
    Solution:
          9.1+9.2
        =18.3
    Answer:9.1+9.2=18.3
[7/7 Formula]
    Work: Calculate the value of equation 19.19+9.9 .
    Question type: Mathematical calculation
    Solution:
          19.19+9.9
        =29.09
    Answer:19.19+9.9=29.09

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>>注：本次最多计算 7 道题。

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