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

[1/7 Formula]
    Work: Calculate the value of equation 423+386-323 .
    Question type: Mathematical calculation
    Solution:
          423+386-323
        =809-323
        =486
    Answer:423+386-323=486
[2/7 Formula]
    Work: Calculate the value of equation 738+334+462 .
    Question type: Mathematical calculation
    Solution:
          738+334+462
        =1072+462
        =1534
    Answer:738+334+462=1534
[3/7 Formula]
    Work: Calculate the value of equation 335+313+365+387 .
    Question type: Mathematical calculation
    Solution:
          335+313+365+387
        =648+365+387
        =1013+387
        =1400
    Answer:335+313+365+387=1400
[4/7 Formula]
    Work: Calculate the value of equation 483+556+417-456 .
    Question type: Mathematical calculation
    Solution:
          483+556+417-456
        =1039+417-456
        =1456-456
        =1000
    Answer:483+556+417-456=1000
[5/7 Formula]
    Work: Calculate the value of equation 767+578-567+422 .
    Question type: Mathematical calculation
    Solution:
          767+578-567+422
        =1345-567+422
        =778+422
        =1200
    Answer:767+578-567+422=1200
[6/7 Formula]
    Work: Calculate the value of equation 539+533-439+367 .
    Question type: Mathematical calculation
    Solution:
          539+533-439+367
        =1072-439+367
        =633+367
        =1000
    Answer:539+533-439+367=1000
[7/7 Formula]
    Work: Calculate the value of equation 1167+534+433+466 .
    Question type: Mathematical calculation
    Solution:
          1167+534+433+466
        =1701+433+466
        =2134+466
        =2600
    Answer:1167+534+433+466=2600

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>>注：本次最多计算 7 道题。

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