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

[1/7 Formula]
    Work: Calculate the value of equation 13.24-35.19 .
    Question type: Mathematical calculation
    Solution:
          13.24-35.19
        =-21.95
    Answer:13.24-35.19=-21.95
[2/7 Formula]
    Work: Calculate the value of equation 46.7-23.1 .
    Question type: Mathematical calculation
    Solution:
          46.7-23.1
        =23.6
    Answer:46.7-23.1=23.6
[3/7 Formula]
    Work: Calculate the value of equation 34.22-34.11 .
    Question type: Mathematical calculation
    Solution:
          34.22-34.11
        =0.11
    Answer:34.22-34.11=0.11
[4/7 Formula]
    Work: Calculate the value of equation 68.23-47.99 .
    Question type: Mathematical calculation
    Solution:
          68.23-47.99
        =20.24
    Answer:68.23-47.99=20.24
[5/7 Formula]
    Work: Calculate the value of equation 28.37-13.78 .
    Question type: Mathematical calculation
    Solution:
          28.37-13.78
        =14.59
    Answer:28.37-13.78=14.59
[6/7 Formula]
    Work: Calculate the value of equation 0.0003-0.0001 .
    Question type: Mathematical calculation
    Solution:
          0.0003-0.0001
        =0.0002
    Answer:0.0003-0.0001=0.0002
[7/7 Formula]
    Work: Calculate the value of equation 34.2-13.2 .
    Question type: Mathematical calculation
    Solution:
          34.2-13.2
        =21
    Answer:34.2-13.2=21

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>>注：本次最多计算 7 道题。

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