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

[1/7 Formula]
    Work: Calculate the value of equation 23.1+4.5-1.8 .
    Question type: Mathematical calculation
    Solution:
          23.1+4.5-1.8
        =27.6-1.8
        =25.8
    Answer:23.1+4.5-1.8=25.8
[2/7 Formula]
    Work: Calculate the value of equation 67.34+1.69-2.9 .
    Question type: Mathematical calculation
    Solution:
          67.34+1.69-2.9
        =69.03-2.9
        =66.13
    Answer:67.34+1.69-2.9=66.13
[3/7 Formula]
    Work: Calculate the value of equation 3.7+46.1-3.3 .
    Question type: Mathematical calculation
    Solution:
          3.7+46.1-3.3
        =49.8-3.3
        =46.5
    Answer:3.7+46.1-3.3=46.5
[4/7 Formula]
    Work: Calculate the value of equation 2.7+19.9-2.7 .
    Question type: Mathematical calculation
    Solution:
          2.7+19.9-2.7
        =22.6-2.7
        =19.9
    Answer:2.7+19.9-2.7=19.9
[5/7 Formula]
    Work: Calculate the value of equation 46.3+3.8-2.4 .
    Question type: Mathematical calculation
    Solution:
          46.3+3.8-2.4
        =50.1-2.4
        =47.7
    Answer:46.3+3.8-2.4=47.7
[6/7 Formula]
    Work: Calculate the value of equation 36.7+8.4-2.11 .
    Question type: Mathematical calculation
    Solution:
          36.7+8.4-2.11
        =45.1-2.11
        =42.99
    Answer:36.7+8.4-2.11=42.99
[7/7 Formula]
    Work: Calculate the value of equation 123.8+3.6-1.5 .
    Question type: Mathematical calculation
    Solution:
          123.8+3.6-1.5
        =127.4-1.5
        =125.9
    Answer:123.8+3.6-1.5=125.9

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>>注：本次最多计算 7 道题。

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