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

[1/7 Formula]
    Work: Calculate the value of equation 55+(29-35) .
    Question type: Mathematical calculation
    Solution:
          55+(29-35)
        =55+(-6)
        =49
    Answer:55+(29-35)=49
[2/7 Formula]
    Work: Calculate the value of equation 53+28-36 .
    Question type: Mathematical calculation
    Solution:
          53+28-36
        =81-36
        =45
    Answer:53+28-36=45
[3/7 Formula]
    Work: Calculate the value of equation 59-26+20 .
    Question type: Mathematical calculation
    Solution:
          59-26+20
        =33+20
        =53
    Answer:59-26+20=53
[4/7 Formula]
    Work: Calculate the value of equation 89-(26+24) .
    Question type: Mathematical calculation
    Solution:
          89-(26+24)
        =89-50
        =39
    Answer:89-(26+24)=39
[5/7 Formula]
    Work: Calculate the value of equation 44-(33-10) .
    Question type: Mathematical calculation
    Solution:
          44-(33-10)
        =44-23
        =21
    Answer:44-(33-10)=21
[6/7 Formula]
    Work: Calculate the value of equation 42+47-27 .
    Question type: Mathematical calculation
    Solution:
          42+47-27
        =89-27
        =62
    Answer:42+47-27=62
[7/7 Formula]
    Work: Calculate the value of equation 48+29-35 .
    Question type: Mathematical calculation
    Solution:
          48+29-35
        =77-35
        =42
    Answer:48+29-35=42

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>>注：本次最多计算 7 道题。

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