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

[1/7 Formula]
    Work: Calculate the value of equation 776-(59+76) .
    Question type: Mathematical calculation
    Solution:
          776-(59+76)
        =776-135
        =641
    Answer:776-(59+76)=641
[2/7 Formula]
    Work: Calculate the value of equation 772-(176+72) .
    Question type: Mathematical calculation
    Solution:
          772-(176+72)
        =772-248
        =524
    Answer:772-(176+72)=524
[3/7 Formula]
    Work: Calculate the value of equation 743-(253+43) .
    Question type: Mathematical calculation
    Solution:
          743-(253+43)
        =743-296
        =447
    Answer:743-(253+43)=447
[4/7 Formula]
    Work: Calculate the value of equation 872-(36+72) .
    Question type: Mathematical calculation
    Solution:
          872-(36+72)
        =872-108
        =764
    Answer:872-(36+72)=764
[5/7 Formula]
    Work: Calculate the value of equation 832-(136+32) .
    Question type: Mathematical calculation
    Solution:
          832-(136+32)
        =832-168
        =664
    Answer:832-(136+32)=664
[6/7 Formula]
    Work: Calculate the value of equation 809-(241+9) .
    Question type: Mathematical calculation
    Solution:
          809-(241+9)
        =809-250
        =559
    Answer:809-(241+9)=559
[7/7 Formula]
    Work: Calculate the value of equation 926-(66+26) .
    Question type: Mathematical calculation
    Solution:
          926-(66+26)
        =926-92
        =834
    Answer:926-(66+26)=834

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>>注：本次最多计算 7 道题。

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