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

[1/7 Formula]
    Work: Calculate the value of equation 89+(20-29) .
    Question type: Mathematical calculation
    Solution:
          89+(20-29)
        =89+(-9)
        =80
    Answer:89+(20-29)=80
[2/7 Formula]
    Work: Calculate the value of equation 59+25-20 .
    Question type: Mathematical calculation
    Solution:
          59+25-20
        =84-20
        =64
    Answer:59+25-20=64
[3/7 Formula]
    Work: Calculate the value of equation 73-25+17 .
    Question type: Mathematical calculation
    Solution:
          73-25+17
        =48+17
        =65
    Answer:73-25+17=65
[4/7 Formula]
    Work: Calculate the value of equation 64-(23+10) .
    Question type: Mathematical calculation
    Solution:
          64-(23+10)
        =64-33
        =31
    Answer:64-(23+10)=31
[5/7 Formula]
    Work: Calculate the value of equation 58-(11+17) .
    Question type: Mathematical calculation
    Solution:
          58-(11+17)
        =58-28
        =30
    Answer:58-(11+17)=30
[6/7 Formula]
    Work: Calculate the value of equation 22+51-25 .
    Question type: Mathematical calculation
    Solution:
          22+51-25
        =73-25
        =48
    Answer:22+51-25=48
[7/7 Formula]
    Work: Calculate the value of equation 85-32+26 .
    Question type: Mathematical calculation
    Solution:
          85-32+26
        =53+26
        =79
    Answer:85-32+26=79

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>>注：本次最多计算 7 道题。

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