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

[1/7 Formula]
    Work: Calculate the value of equation 9.9×1.3 .
    Question type: Mathematical calculation
    Solution:
          9.9×1.3
        =12.87
    Answer:9.9×1.3=12.87
[2/7 Formula]
    Work: Calculate the value of equation 3.7×5.6 .
    Question type: Mathematical calculation
    Solution:
          3.7×5.6
        =20.72
    Answer:3.7×5.6=20.72
[3/7 Formula]
    Work: Calculate the value of equation 8.6×8.2 .
    Question type: Mathematical calculation
    Solution:
          8.6×8.2
        =70.52
    Answer:8.6×8.2=70.52
[4/7 Formula]
    Work: Calculate the value of equation 2.7×6.77 .
    Question type: Mathematical calculation
    Solution:
          2.7×6.77
        =18.279
    Answer:2.7×6.77=18.279
[5/7 Formula]
    Work: Calculate the value of equation 5.7×0.5 .
    Question type: Mathematical calculation
    Solution:
          5.7×0.5
        =2.85
    Answer:5.7×0.5=2.85
[6/7 Formula]
    Work: Calculate the value of equation 4.9×1.7 .
    Question type: Mathematical calculation
    Solution:
          4.9×1.7
        =8.33
    Answer:4.9×1.7=8.33
[7/7 Formula]
    Work: Calculate the value of equation 3.7×5.7 .
    Question type: Mathematical calculation
    Solution:
          3.7×5.7
        =21.09
    Answer:3.7×5.7=21.09

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>>注：本次最多计算 7 道题。

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