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

[1/7 Formula]
    Work: Calculate the value of equation 2.75+34.17-3.288 .
    Question type: Mathematical calculation
    Solution:
          2.75+34.17-3.288
        =36.92-3.288
        =33.632
    Answer:2.75+34.17-3.288=33.632
[2/7 Formula]
    Work: Calculate the value of equation 2.91+6.91-0.098 .
    Question type: Mathematical calculation
    Solution:
          2.91+6.91-0.098
        =9.82-0.098
        =9.722
    Answer:2.91+6.91-0.098=9.722
[3/7 Formula]
    Work: Calculate the value of equation 5.55+78.2-2.1 .
    Question type: Mathematical calculation
    Solution:
          5.55+78.2-2.1
        =83.75-2.1
        =81.65
    Answer:5.55+78.2-2.1=81.65
[4/7 Formula]
    Work: Calculate the value of equation 84.2-7.8-6.5 .
    Question type: Mathematical calculation
    Solution:
          84.2-7.8-6.5
        =76.4-6.5
        =69.9
    Answer:84.2-7.8-6.5=69.9
[5/7 Formula]
    Work: Calculate the value of equation 32.4-3.3-3.58 .
    Question type: Mathematical calculation
    Solution:
          32.4-3.3-3.58
        =29.1-3.58
        =25.52
    Answer:32.4-3.3-3.58=25.52
[6/7 Formula]
    Work: Calculate the value of equation 2.19+78.9-34.2 .
    Question type: Mathematical calculation
    Solution:
          2.19+78.9-34.2
        =81.09-34.2
        =46.89
    Answer:2.19+78.9-34.2=46.89
[7/7 Formula]
    Work: Calculate the value of equation 12.1-0.8+9.8 .
    Question type: Mathematical calculation
    Solution:
          12.1-0.8+9.8
        =11.3+9.8
        =21.1
    Answer:12.1-0.8+9.8=21.1

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>>注：本次最多计算 7 道题。

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