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

[1/7 Formula]
    Work: Calculate the value of equation 280-80÷4 .
    Question type: Mathematical calculation
    Solution:
          280-80÷4
        =280-20
        =260
    Answer:280-80÷4=260
[2/7 Formula]
    Work: Calculate the value of equation 36-36÷6-6 .
    Question type: Mathematical calculation
    Solution:
          36-36÷6-6
        =36-6-6
        =30-6
        =24
    Answer:36-36÷6-6=24
[3/7 Formula]
    Work: Calculate the value of equation 12×6÷12×6 .
    Question type: Mathematical calculation
    Solution:
          12×6÷12×6
        =72÷12×6
        =6×6
        =36
    Answer:12×6÷12×6=36
[4/7 Formula]
    Work: Calculate the value of equation 175-75÷25 .
    Question type: Mathematical calculation
    Solution:
          175-75÷25
        =175-3
        =172
    Answer:175-75÷25=172
[5/7 Formula]
    Work: Calculate the value of equation 100+45-100+45 .
    Question type: Mathematical calculation
    Solution:
          100+45-100+45
        =145-100+45
        =45+45
        =90
    Answer:100+45-100+45=90
[6/7 Formula]
    Work: Calculate the value of equation 15×97+3 .
    Question type: Mathematical calculation
    Solution:
          15×97+3
        =1455+3
        =1458
    Answer:15×97+3=1458
[7/7 Formula]
    Work: Calculate the value of equation 80-20×2+60 .
    Question type: Mathematical calculation
    Solution:
          80-20×2+60
        =80-40+60
        =40+60
        =100
    Answer:80-20×2+60=100

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>>注：本次最多计算 7 道题。

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