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

[1/7 Formula]
    Work: Calculate the value of equation 24.12-0.02 .
    Question type: Mathematical calculation
    Solution:
          24.12-0.02
        =24.1
    Answer:24.12-0.02=24.1
[2/7 Formula]
    Work: Calculate the value of equation 2.3-1.1 .
    Question type: Mathematical calculation
    Solution:
          2.3-1.1
        =1.2
    Answer:2.3-1.1=1.2
[3/7 Formula]
    Work: Calculate the value of equation 4.4-3.3 .
    Question type: Mathematical calculation
    Solution:
          4.4-3.3
        =1.1
    Answer:4.4-3.3=1.1
[4/7 Formula]
    Work: Calculate the value of equation 5.5-1.4 .
    Question type: Mathematical calculation
    Solution:
          5.5-1.4
        =4.1
    Answer:5.5-1.4=4.1
[5/7 Formula]
    Work: Calculate the value of equation 27.1-98.4 .
    Question type: Mathematical calculation
    Solution:
          27.1-98.4
        =-71.3
    Answer:27.1-98.4=-71.3
[6/7 Formula]
    Work: Calculate the value of equation 29.1-28.3 .
    Question type: Mathematical calculation
    Solution:
          29.1-28.3
        =0.8
    Answer:29.1-28.3=0.8
[7/7 Formula]
    Work: Calculate the value of equation 189.2-28.3 .
    Question type: Mathematical calculation
    Solution:
          189.2-28.3
        =160.9
    Answer:189.2-28.3=160.9

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>>注：本次最多计算 7 道题。

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