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

[1/7 Formula]
    Work: Calculate the value of equation 75×125×80 .
    Question type: Mathematical calculation
    Solution:
          75×125×80
        =9375×80
        =750000
    Answer:75×125×80=750000
[2/7 Formula]
    Work: Calculate the value of equation 77×8×125 .
    Question type: Mathematical calculation
    Solution:
          77×8×125
        =616×125
        =77000
    Answer:77×8×125=77000
[3/7 Formula]
    Work: Calculate the value of equation 69×4×25 .
    Question type: Mathematical calculation
    Solution:
          69×4×25
        =276×25
        =6900
    Answer:69×4×25=6900
[4/7 Formula]
    Work: Calculate the value of equation 4×8×75 .
    Question type: Mathematical calculation
    Solution:
          4×8×75
        =32×75
        =2400
    Answer:4×8×75=2400
[5/7 Formula]
    Work: Calculate the value of equation 53×10×100 .
    Question type: Mathematical calculation
    Solution:
          53×10×100
        =530×100
        =53000
    Answer:53×10×100=53000
[6/7 Formula]
    Work: Calculate the value of equation 61×125×4 .
    Question type: Mathematical calculation
    Solution:
          61×125×4
        =7625×4
        =30500
    Answer:61×125×4=30500
[7/7 Formula]
    Work: Calculate the value of equation 12×78×25 .
    Question type: Mathematical calculation
    Solution:
          12×78×25
        =936×25
        =23400
    Answer:12×78×25=23400

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>>注：本次最多计算 7 道题。

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