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

[1/7 Formula]
    Work: Calculate the value of equation 536-39-61 .
    Question type: Mathematical calculation
    Solution:
          536-39-61
        =497-61
        =436
    Answer:536-39-61=436
[2/7 Formula]
    Work: Calculate the value of equation 476-(176-59) .
    Question type: Mathematical calculation
    Solution:
          476-(176-59)
        =476-117
        =359
    Answer:476-(176-59)=359
[3/7 Formula]
    Work: Calculate the value of equation 866-(466-279) .
    Question type: Mathematical calculation
    Solution:
          866-(466-279)
        =866-187
        =679
    Answer:866-(466-279)=679
[4/7 Formula]
    Work: Calculate the value of equation 460-(60+50) .
    Question type: Mathematical calculation
    Solution:
          460-(60+50)
        =460-110
        =350
    Answer:460-(60+50)=350
[5/7 Formula]
    Work: Calculate the value of equation 645-(145+32) .
    Question type: Mathematical calculation
    Solution:
          645-(145+32)
        =645-177
        =468
    Answer:645-(145+32)=468
[6/7 Formula]
    Work: Calculate the value of equation 956-(56+85) .
    Question type: Mathematical calculation
    Solution:
          956-(56+85)
        =956-141
        =815
    Answer:956-(56+85)=815
[7/7 Formula]
    Work: Calculate the value of equation 764-(64+81) .
    Question type: Mathematical calculation
    Solution:
          764-(64+81)
        =764-145
        =619
    Answer:764-(64+81)=619

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>>注：本次最多计算 7 道题。

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