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

[1/7 Formula]
    Work: Calculate the value of equation 5.9+10.7 .
    Question type: Mathematical calculation
    Solution:
          5.9+10.7
        =16.6
    Answer:5.9+10.7=16.6
[2/7 Formula]
    Work: Calculate the value of equation 10.4-3.1 .
    Question type: Mathematical calculation
    Solution:
          10.4-3.1
        =7.3
    Answer:10.4-3.1=7.3
[3/7 Formula]
    Work: Calculate the value of equation 14.1+13.6 .
    Question type: Mathematical calculation
    Solution:
          14.1+13.6
        =27.7
    Answer:14.1+13.6=27.7
[4/7 Formula]
    Work: Calculate the value of equation 11.7+2.6 .
    Question type: Mathematical calculation
    Solution:
          11.7+2.6
        =14.3
    Answer:11.7+2.6=14.3
[5/7 Formula]
    Work: Calculate the value of equation 3.1-2.1 .
    Question type: Mathematical calculation
    Solution:
          3.1-2.1
        =1
    Answer:3.1-2.1=1
[6/7 Formula]
    Work: Calculate the value of equation 8.3-7.3 .
    Question type: Mathematical calculation
    Solution:
          8.3-7.3
        =1
    Answer:8.3-7.3=1
[7/7 Formula]
    Work: Calculate the value of equation 8.5+9.5 .
    Question type: Mathematical calculation
    Solution:
          8.5+9.5
        =18
    Answer:8.5+9.5=18

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>>注：本次最多计算 7 道题。

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