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

[1/7 Formula]
    Work: Calculate the value of equation 13.36+78.03-2.19 .
    Question type: Mathematical calculation
    Solution:
          13.36+78.03-2.19
        =91.39-2.19
        =89.2
    Answer:13.36+78.03-2.19=89.2
[2/7 Formula]
    Work: Calculate the value of equation 2.57+23.45-21.24 .
    Question type: Mathematical calculation
    Solution:
          2.57+23.45-21.24
        =26.02-21.24
        =4.78
    Answer:2.57+23.45-21.24=4.78
[3/7 Formula]
    Work: Calculate the value of equation 89.2-89.1+6.091 .
    Question type: Mathematical calculation
    Solution:
          89.2-89.1+6.091
        =0.1+6.091
        =6.191
    Answer:89.2-89.1+6.091=6.191
[4/7 Formula]
    Work: Calculate the value of equation 4.99+9.3-3.8 .
    Question type: Mathematical calculation
    Solution:
          4.99+9.3-3.8
        =14.29-3.8
        =10.49
    Answer:4.99+9.3-3.8=10.49
[5/7 Formula]
    Work: Calculate the value of equation 89.23-4.43+1.26 .
    Question type: Mathematical calculation
    Solution:
          89.23-4.43+1.26
        =84.8+1.26
        =86.06
    Answer:89.23-4.43+1.26=86.06
[6/7 Formula]
    Work: Calculate the value of equation 4.06+78.4-23.1 .
    Question type: Mathematical calculation
    Solution:
          4.06+78.4-23.1
        =82.46-23.1
        =59.36
    Answer:4.06+78.4-23.1=59.36
[7/7 Formula]
    Work: Calculate the value of equation 57.2-57.09+3.41 .
    Question type: Mathematical calculation
    Solution:
          57.2-57.09+3.41
        =0.11+3.41
        =3.52
    Answer:57.2-57.09+3.41=3.52

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>>注：本次最多计算 7 道题。

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