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

[1/7 Formula]
    Work: Calculate the value of equation 13.88-0.09 .
    Question type: Mathematical calculation
    Solution:
          13.88-0.09
        =13.79
    Answer:13.88-0.09=13.79
[2/7 Formula]
    Work: Calculate the value of equation 13.77-0.08 .
    Question type: Mathematical calculation
    Solution:
          13.77-0.08
        =13.69
    Answer:13.77-0.08=13.69
[3/7 Formula]
    Work: Calculate the value of equation 0.009-0.007 .
    Question type: Mathematical calculation
    Solution:
          0.009-0.007
        =0.002
    Answer:0.009-0.007=0.002
[4/7 Formula]
    Work: Calculate the value of equation 28.9-3.9 .
    Question type: Mathematical calculation
    Solution:
          28.9-3.9
        =25
    Answer:28.9-3.9=25
[5/7 Formula]
    Work: Calculate the value of equation 18.27-12.12 .
    Question type: Mathematical calculation
    Solution:
          18.27-12.12
        =6.15
    Answer:18.27-12.12=6.15
[6/7 Formula]
    Work: Calculate the value of equation 15.16-14.89 .
    Question type: Mathematical calculation
    Solution:
          15.16-14.89
        =0.27
    Answer:15.16-14.89=0.27
[7/7 Formula]
    Work: Calculate the value of equation 12.26-12.25 .
    Question type: Mathematical calculation
    Solution:
          12.26-12.25
        =0.01
    Answer:12.26-12.25=0.01

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>>注：本次最多计算 7 道题。

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