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

[1/7 Formula]
    Work: Calculate the value of equation 418+723-223 .
    Question type: Mathematical calculation
    Solution:
          418+723-223
        =1141-223
        =918
    Answer:418+723-223=918
[2/7 Formula]
    Work: Calculate the value of equation 336-239-61 .
    Question type: Mathematical calculation
    Solution:
          336-239-61
        =97-61
        =36
    Answer:336-239-61=36
[3/7 Formula]
    Work: Calculate the value of equation 536-245-255 .
    Question type: Mathematical calculation
    Solution:
          536-245-255
        =291-255
        =36
    Answer:536-245-255=36
[4/7 Formula]
    Work: Calculate the value of equation 472-236-64 .
    Question type: Mathematical calculation
    Solution:
          472-236-64
        =236-64
        =172
    Answer:472-236-64=172
[5/7 Formula]
    Work: Calculate the value of equation 986-238-48 .
    Question type: Mathematical calculation
    Solution:
          986-238-48
        =748-48
        =700
    Answer:986-238-48=700
[6/7 Formula]
    Work: Calculate the value of equation 818+347-247 .
    Question type: Mathematical calculation
    Solution:
          818+347-247
        =1165-247
        =918
    Answer:818+347-247=918
[7/7 Formula]
    Work: Calculate the value of equation 518+252+248 .
    Question type: Mathematical calculation
    Solution:
          518+252+248
        =770+248
        =1018
    Answer:518+252+248=1018

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>>注：本次最多计算 7 道题。

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