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

[1/7 Formula]
    Work: Calculate the value of equation 969-(253-31) .
    Question type: Mathematical calculation
    Solution:
          969-(253-31)
        =969-222
        =747
    Answer:969-(253-31)=747
[2/7 Formula]
    Work: Calculate the value of equation 1072-(36-28) .
    Question type: Mathematical calculation
    Solution:
          1072-(36-28)
        =1072-8
        =1064
    Answer:1072-(36-28)=1064
[3/7 Formula]
    Work: Calculate the value of equation 1032-(136-68) .
    Question type: Mathematical calculation
    Solution:
          1032-(136-68)
        =1032-68
        =964
    Answer:1032-(136-68)=964
[4/7 Formula]
    Work: Calculate the value of equation 956-(128-44) .
    Question type: Mathematical calculation
    Solution:
          956-(128-44)
        =956-84
        =872
    Answer:956-(128-44)=872
[5/7 Formula]
    Work: Calculate the value of equation 757-(135-43) .
    Question type: Mathematical calculation
    Solution:
          757-(135-43)
        =757-92
        =665
    Answer:757-(135-43)=665
[6/7 Formula]
    Work: Calculate the value of equation 1065-(230-35) .
    Question type: Mathematical calculation
    Solution:
          1065-(230-35)
        =1065-195
        =870
    Answer:1065-(230-35)=870
[7/7 Formula]
    Work: Calculate the value of equation 1062-(36-38) .
    Question type: Mathematical calculation
    Solution:
          1062-(36-38)
        =1062-(-2)
        =1064
    Answer:1062-(36-38)=1064

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>>注：本次最多计算 7 道题。

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