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

[1/7 Formula]
    Work: Calculate the value of equation 57.29-1.89 .
    Question type: Mathematical calculation
    Solution:
          57.29-1.89
        =55.4
    Answer:57.29-1.89=55.4
[2/7 Formula]
    Work: Calculate the value of equation 2.6-0.1 .
    Question type: Mathematical calculation
    Solution:
          2.6-0.1
        =2.5
    Answer:2.6-0.1=2.5
[3/7 Formula]
    Work: Calculate the value of equation 2.99-2.88 .
    Question type: Mathematical calculation
    Solution:
          2.99-2.88
        =0.11
    Answer:2.99-2.88=0.11
[4/7 Formula]
    Work: Calculate the value of equation 4.99-1.88 .
    Question type: Mathematical calculation
    Solution:
          4.99-1.88
        =3.11
    Answer:4.99-1.88=3.11
[5/7 Formula]
    Work: Calculate the value of equation 0.091-0.001 .
    Question type: Mathematical calculation
    Solution:
          0.091-0.001
        =0.09
    Answer:0.091-0.001=0.09
[6/7 Formula]
    Work: Calculate the value of equation 0.082-0.081 .
    Question type: Mathematical calculation
    Solution:
          0.082-0.081
        =0.001
    Answer:0.082-0.081=0.001
[7/7 Formula]
    Work: Calculate the value of equation 2.68-2.24 .
    Question type: Mathematical calculation
    Solution:
          2.68-2.24
        =0.44
    Answer:2.68-2.24=0.44

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>>注：本次最多计算 7 道题。

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