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

[1/7 Formula]
    Work: Calculate the value of equation 19.87-18.87+4.03 .
    Question type: Mathematical calculation
    Solution:
          19.87-18.87+4.03
        =1+4.03
        =5.03
    Answer:19.87-18.87+4.03=5.03
[2/7 Formula]
    Work: Calculate the value of equation 7.33+17.77-17.67 .
    Question type: Mathematical calculation
    Solution:
          7.33+17.77-17.67
        =25.1-17.67
        =7.43
    Answer:7.33+17.77-17.67=7.43
[3/7 Formula]
    Work: Calculate the value of equation 22.88-11.99+3.23 .
    Question type: Mathematical calculation
    Solution:
          22.88-11.99+3.23
        =10.89+3.23
        =14.12
    Answer:22.88-11.99+3.23=14.12
[4/7 Formula]
    Work: Calculate the value of equation 8.8+0.9-0.8 .
    Question type: Mathematical calculation
    Solution:
          8.8+0.9-0.8
        =9.7-0.8
        =8.9
    Answer:8.8+0.9-0.8=8.9
[5/7 Formula]
    Work: Calculate the value of equation 44.4-11.7+2.9 .
    Question type: Mathematical calculation
    Solution:
          44.4-11.7+2.9
        =32.7+2.9
        =35.6
    Answer:44.4-11.7+2.9=35.6
[6/7 Formula]
    Work: Calculate the value of equation 1.7-1.2+3.3 .
    Question type: Mathematical calculation
    Solution:
          1.7-1.2+3.3
        =0.5+3.3
        =3.8
    Answer:1.7-1.2+3.3=3.8
[7/7 Formula]
    Work: Calculate the value of equation 2.7+5.4-3.6 .
    Question type: Mathematical calculation
    Solution:
          2.7+5.4-3.6
        =8.1-3.6
        =4.5
    Answer:2.7+5.4-3.6=4.5

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>>注：本次最多计算 7 道题。

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