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

[1/7 Formula]
    Work: Calculate the value of equation 4.89-4.35 .
    Question type: Mathematical calculation
    Solution:
          4.89-4.35
        =0.54
    Answer:4.89-4.35=0.54
[2/7 Formula]
    Work: Calculate the value of equation 1.77-1.24 .
    Question type: Mathematical calculation
    Solution:
          1.77-1.24
        =0.53
    Answer:1.77-1.24=0.53
[3/7 Formula]
    Work: Calculate the value of equation 1.55-1.08 .
    Question type: Mathematical calculation
    Solution:
          1.55-1.08
        =0.47
    Answer:1.55-1.08=0.47
[4/7 Formula]
    Work: Calculate the value of equation 54.34-4.34 .
    Question type: Mathematical calculation
    Solution:
          54.34-4.34
        =50
    Answer:54.34-4.34=50
[5/7 Formula]
    Work: Calculate the value of equation 75.178-0.002 .
    Question type: Mathematical calculation
    Solution:
          75.178-0.002
        =75.176
    Answer:75.178-0.002=75.176
[6/7 Formula]
    Work: Calculate the value of equation 2.66-1.07 .
    Question type: Mathematical calculation
    Solution:
          2.66-1.07
        =1.59
    Answer:2.66-1.07=1.59
[7/7 Formula]
    Work: Calculate the value of equation 5.98-2.11 .
    Question type: Mathematical calculation
    Solution:
          5.98-2.11
        =3.87
    Answer:5.98-2.11=3.87

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>>注：本次最多计算 7 道题。

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