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

[1/7 Formula]
    Work: Calculate the value of equation 223+186-123 .
    Question type: Mathematical calculation
    Solution:
          223+186-123
        =409-123
        =286
    Answer:223+186-123=286
[2/7 Formula]
    Work: Calculate the value of equation 538+134+162 .
    Question type: Mathematical calculation
    Solution:
          538+134+162
        =672+162
        =834
    Answer:538+134+162=834
[3/7 Formula]
    Work: Calculate the value of equation 135+113+165+187 .
    Question type: Mathematical calculation
    Solution:
          135+113+165+187
        =248+165+187
        =413+187
        =600
    Answer:135+113+165+187=600
[4/7 Formula]
    Work: Calculate the value of equation 283+356+217-256 .
    Question type: Mathematical calculation
    Solution:
          283+356+217-256
        =639+217-256
        =856-256
        =600
    Answer:283+356+217-256=600
[5/7 Formula]
    Work: Calculate the value of equation 467+378-367+222 .
    Question type: Mathematical calculation
    Solution:
          467+378-367+222
        =845-367+222
        =478+222
        =700
    Answer:467+378-367+222=700
[6/7 Formula]
    Work: Calculate the value of equation 339+333-239+167 .
    Question type: Mathematical calculation
    Solution:
          339+333-239+167
        =672-239+167
        =433+167
        =600
    Answer:339+333-239+167=600
[7/7 Formula]
    Work: Calculate the value of equation 967+334+233+266 .
    Question type: Mathematical calculation
    Solution:
          967+334+233+266
        =1301+233+266
        =1534+266
        =1800
    Answer:967+334+233+266=1800

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>>注：本次最多计算 7 道题。

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