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

[1/7 Formula]
    Work: Calculate the value of equation 25×86×4 .
    Question type: Mathematical calculation
    Solution:
          25×86×4
        =2150×4
        =8600
    Answer:25×86×4=8600
[2/7 Formula]
    Work: Calculate the value of equation 20×28×50 .
    Question type: Mathematical calculation
    Solution:
          20×28×50
        =560×50
        =28000
    Answer:20×28×50=28000
[3/7 Formula]
    Work: Calculate the value of equation 20×96×5 .
    Question type: Mathematical calculation
    Solution:
          20×96×5
        =1920×5
        =9600
    Answer:20×96×5=9600
[4/7 Formula]
    Work: Calculate the value of equation 4×18×25 .
    Question type: Mathematical calculation
    Solution:
          4×18×25
        =72×25
        =1800
    Answer:4×18×25=1800
[5/7 Formula]
    Work: Calculate the value of equation 10×5×100 .
    Question type: Mathematical calculation
    Solution:
          10×5×100
        =50×100
        =5000
    Answer:10×5×100=5000
[6/7 Formula]
    Work: Calculate the value of equation 10×91×10 .
    Question type: Mathematical calculation
    Solution:
          10×91×10
        =910×10
        =9100
    Answer:10×91×10=9100
[7/7 Formula]
    Work: Calculate the value of equation 4×9×25 .
    Question type: Mathematical calculation
    Solution:
          4×9×25
        =36×25
        =900
    Answer:4×9×25=900

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>>注：本次最多计算 7 道题。

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