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

[1/7 Formula]
    Work: Calculate the value of equation 64+24-24 .
    Question type: Mathematical calculation
    Solution:
          64+24-24
        =88-24
        =64
    Answer:64+24-24=64
[2/7 Formula]
    Work: Calculate the value of equation 39-(27-22) .
    Question type: Mathematical calculation
    Solution:
          39-(27-22)
        =39-5
        =34
    Answer:39-(27-22)=34
[3/7 Formula]
    Work: Calculate the value of equation 53-(27+19) .
    Question type: Mathematical calculation
    Solution:
          53-(27+19)
        =53-46
        =7
    Answer:53-(27+19)=7
[4/7 Formula]
    Work: Calculate the value of equation 44-25+12 .
    Question type: Mathematical calculation
    Solution:
          44-25+12
        =19+12
        =31
    Answer:44-25+12=31
[5/7 Formula]
    Work: Calculate the value of equation 38-(13+19) .
    Question type: Mathematical calculation
    Solution:
          38-(13+19)
        =38-32
        =6
    Answer:38-(13+19)=6
[6/7 Formula]
    Work: Calculate the value of equation 12+53-27 .
    Question type: Mathematical calculation
    Solution:
          12+53-27
        =65-27
        =38
    Answer:12+53-27=38
[7/7 Formula]
    Work: Calculate the value of equation 65-34+28 .
    Question type: Mathematical calculation
    Solution:
          65-34+28
        =31+28
        =59
    Answer:65-34+28=59

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>>注：本次最多计算 7 道题。

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