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

[1/7 Formula]
    Work: Calculate the value of equation 576-(59+76) .
    Question type: Mathematical calculation
    Solution:
          576-(59+76)
        =576-135
        =441
    Answer:576-(59+76)=441
[2/7 Formula]
    Work: Calculate the value of equation 572-(176+72) .
    Question type: Mathematical calculation
    Solution:
          572-(176+72)
        =572-248
        =324
    Answer:572-(176+72)=324
[3/7 Formula]
    Work: Calculate the value of equation 543-(253+43) .
    Question type: Mathematical calculation
    Solution:
          543-(253+43)
        =543-296
        =247
    Answer:543-(253+43)=247
[4/7 Formula]
    Work: Calculate the value of equation 672-(36+72) .
    Question type: Mathematical calculation
    Solution:
          672-(36+72)
        =672-108
        =564
    Answer:672-(36+72)=564
[5/7 Formula]
    Work: Calculate the value of equation 632-(136+32) .
    Question type: Mathematical calculation
    Solution:
          632-(136+32)
        =632-168
        =464
    Answer:632-(136+32)=464
[6/7 Formula]
    Work: Calculate the value of equation 609-(241+9) .
    Question type: Mathematical calculation
    Solution:
          609-(241+9)
        =609-250
        =359
    Answer:609-(241+9)=359
[7/7 Formula]
    Work: Calculate the value of equation 726-(66+26) .
    Question type: Mathematical calculation
    Solution:
          726-(66+26)
        =726-92
        =634
    Answer:726-(66+26)=634

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>>注：本次最多计算 7 道题。

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