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

[1/7 Formula]
    Work: Calculate the value of equation 74-(24+24) .
    Question type: Mathematical calculation
    Solution:
          74-(24+24)
        =74-48
        =26
    Answer:74-(24+24)=26
[2/7 Formula]
    Work: Calculate the value of equation 49-(27+22) .
    Question type: Mathematical calculation
    Solution:
          49-(27+22)
        =49-49
        =0
    Answer:49-(27+22)=0
[3/7 Formula]
    Work: Calculate the value of equation 63-27+19 .
    Question type: Mathematical calculation
    Solution:
          63-27+19
        =36+19
        =55
    Answer:63-27+19=55
[4/7 Formula]
    Work: Calculate the value of equation 54-25+12 .
    Question type: Mathematical calculation
    Solution:
          54-25+12
        =29+12
        =41
    Answer:54-25+12=41
[5/7 Formula]
    Work: Calculate the value of equation 48-(13+19) .
    Question type: Mathematical calculation
    Solution:
          48-(13+19)
        =48-32
        =16
    Answer:48-(13+19)=16
[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 75-34+28 .
    Question type: Mathematical calculation
    Solution:
          75-34+28
        =41+28
        =69
    Answer:75-34+28=69

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>>注：本次最多计算 7 道题。

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