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

[1/7 Formula]
    Work: Calculate the value of equation 4200÷3÷70 .
    Question type: Mathematical calculation
    Solution:
          4200÷3÷70
        =1400÷70
        =20
    Answer:4200÷3÷70=20
[2/7 Formula]
    Work: Calculate the value of equation 2100÷25÷21 .
    Question type: Mathematical calculation
    Solution:
          2100÷25÷21
        =84÷21
        =4
    Answer:2100÷25÷21=4
[3/7 Formula]
    Work: Calculate the value of equation 4200÷7÷3 .
    Question type: Mathematical calculation
    Solution:
          4200÷7÷3
        =600÷3
        =200
    Answer:4200÷7÷3=200
[4/7 Formula]
    Work: Calculate the value of equation 4200÷50÷21 .
    Question type: Mathematical calculation
    Solution:
          4200÷50÷21
        =84÷21
        =4
    Answer:4200÷50÷21=4
[5/7 Formula]
    Work: Calculate the value of equation 2200÷11÷2 .
    Question type: Mathematical calculation
    Solution:
          2200÷11÷2
        =200÷2
        =100
    Answer:2200÷11÷2=100
[6/7 Formula]
    Work: Calculate the value of equation 2200÷110÷2 .
    Question type: Mathematical calculation
    Solution:
          2200÷110÷2
        =20÷2
        =10
    Answer:2200÷110÷2=10
[7/7 Formula]
    Work: Calculate the value of equation 2300÷50÷23 .
    Question type: Mathematical calculation
    Solution:
          2300÷50÷23
        =46÷23
        =2
    Answer:2300÷50÷23=2

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>>注：本次最多计算 7 道题。

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