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

[1/7 Formula]
    Work: Calculate the value of equation 2.789-1.123 .
    Question type: Mathematical calculation
    Solution:
          2.789-1.123
        =1.666
    Answer:2.789-1.123=1.666
[2/7 Formula]
    Work: Calculate the value of equation 3.48-0.08 .
    Question type: Mathematical calculation
    Solution:
          3.48-0.08
        =3.4
    Answer:3.48-0.08=3.4
[3/7 Formula]
    Work: Calculate the value of equation 5.78-1.09 .
    Question type: Mathematical calculation
    Solution:
          5.78-1.09
        =4.69
    Answer:5.78-1.09=4.69
[4/7 Formula]
    Work: Calculate the value of equation 2.89-1.01 .
    Question type: Mathematical calculation
    Solution:
          2.89-1.01
        =1.88
    Answer:2.89-1.01=1.88
[5/7 Formula]
    Work: Calculate the value of equation 3.58-0.03 .
    Question type: Mathematical calculation
    Solution:
          3.58-0.03
        =3.55
    Answer:3.58-0.03=3.55
[6/7 Formula]
    Work: Calculate the value of equation 4.74-2.94 .
    Question type: Mathematical calculation
    Solution:
          4.74-2.94
        =1.8
    Answer:4.74-2.94=1.8
[7/7 Formula]
    Work: Calculate the value of equation 24.4-24.1 .
    Question type: Mathematical calculation
    Solution:
          24.4-24.1
        =0.3
    Answer:24.4-24.1=0.3

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>>注：本次最多计算 7 道题。

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