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

[1/7 Formula]
    Work: Calculate the value of equation 6.88-3.4 .
    Question type: Mathematical calculation
    Solution:
          6.88-3.4
        =3.48
    Answer:6.88-3.4=3.48
[2/7 Formula]
    Work: Calculate the value of equation 4.8-2.98 .
    Question type: Mathematical calculation
    Solution:
          4.8-2.98
        =1.82
    Answer:4.8-2.98=1.82
[3/7 Formula]
    Work: Calculate the value of equation 6.48-1.7 .
    Question type: Mathematical calculation
    Solution:
          6.48-1.7
        =4.78
    Answer:6.48-1.7=4.78
[4/7 Formula]
    Work: Calculate the value of equation 4.12-1.8 .
    Question type: Mathematical calculation
    Solution:
          4.12-1.8
        =2.32
    Answer:4.12-1.8=2.32
[5/7 Formula]
    Work: Calculate the value of equation 3.6-1.89 .
    Question type: Mathematical calculation
    Solution:
          3.6-1.89
        =1.71
    Answer:3.6-1.89=1.71
[6/7 Formula]
    Work: Calculate the value of equation 7.4-6.11 .
    Question type: Mathematical calculation
    Solution:
          7.4-6.11
        =1.29
    Answer:7.4-6.11=1.29
[7/7 Formula]
    Work: Calculate the value of equation 1.65-1.4 .
    Question type: Mathematical calculation
    Solution:
          1.65-1.4
        =0.25
    Answer:1.65-1.4=0.25

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>>注：本次最多计算 7 道题。

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