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

[1/7 Formula]
    Work: Calculate the value of equation 12+13+31 .
    Question type: Mathematical calculation
    Solution:
          12+13+31
        =25+31
        =56
    Answer:12+13+31=56
[2/7 Formula]
    Work: Calculate the value of equation 46+27+15 .
    Question type: Mathematical calculation
    Solution:
          46+27+15
        =73+15
        =88
    Answer:46+27+15=88
[3/7 Formula]
    Work: Calculate the value of equation 31+31+29 .
    Question type: Mathematical calculation
    Solution:
          31+31+29
        =62+29
        =91
    Answer:31+31+29=91
[4/7 Formula]
    Work: Calculate the value of equation 10+19+21 .
    Question type: Mathematical calculation
    Solution:
          10+19+21
        =29+21
        =50
    Answer:10+19+21=50
[5/7 Formula]
    Work: Calculate the value of equation 20+56+18 .
    Question type: Mathematical calculation
    Solution:
          20+56+18
        =76+18
        =94
    Answer:20+56+18=94
[6/7 Formula]
    Work: Calculate the value of equation 21+22+16 .
    Question type: Mathematical calculation
    Solution:
          21+22+16
        =43+16
        =59
    Answer:21+22+16=59
[7/7 Formula]
    Work: Calculate the value of equation 49+23+11 .
    Question type: Mathematical calculation
    Solution:
          49+23+11
        =72+11
        =83
    Answer:49+23+11=83

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>>注：本次最多计算 7 道题。

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