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

[1/7 Formula]
    Work: Calculate the value of equation 12×46×25 .
    Question type: Mathematical calculation
    Solution:
          12×46×25
        =552×25
        =13800
    Answer:12×46×25=13800
[2/7 Formula]
    Work: Calculate the value of equation 16×8×250 .
    Question type: Mathematical calculation
    Solution:
          16×8×250
        =128×250
        =32000
    Answer:16×8×250=32000
[3/7 Formula]
    Work: Calculate the value of equation 20×20×80×25 .
    Question type: Mathematical calculation
    Solution:
          20×20×80×25
        =400×80×25
        =32000×25
        =800000
    Answer:20×20×80×25=800000
[4/7 Formula]
    Work: Calculate the value of equation 40×60×25 .
    Question type: Mathematical calculation
    Solution:
          40×60×25
        =2400×25
        =60000
    Answer:40×60×25=60000
[5/7 Formula]
    Work: Calculate the value of equation 21×7×125×8 .
    Question type: Mathematical calculation
    Solution:
          21×7×125×8
        =147×125×8
        =18375×8
        =147000
    Answer:21×7×125×8=147000
[6/7 Formula]
    Work: Calculate the value of equation 125×25×8×4 .
    Question type: Mathematical calculation
    Solution:
          125×25×8×4
        =3125×8×4
        =25000×4
        =100000
    Answer:125×25×8×4=100000
[7/7 Formula]
    Work: Calculate the value of equation 3×125×80 .
    Question type: Mathematical calculation
    Solution:
          3×125×80
        =375×80
        =30000
    Answer:3×125×80=30000

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>>注：本次最多计算 7 道题。

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