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

[1/7 Formula]
    Work: Calculate the value of equation 10×(36+300÷15) .
    Question type: Mathematical calculation
    Solution:
          10×(36+300÷15)
        =10×56
        =560
    Answer:10×(36+300÷15)=560
[2/7 Formula]
    Work: Calculate the value of equation (128+232)÷5 .
    Question type: Mathematical calculation
    Solution:
          (128+232)÷5
        =360÷5
        =72
    Answer:(128+232)÷5=72
[3/7 Formula]
    Work: Calculate the value of equation 142+(25×22+78) .
    Question type: Mathematical calculation
    Solution:
          142+(25×22+78)
        =142+628
        =770
    Answer:142+(25×22+78)=770
[4/7 Formula]
    Work: Calculate the value of equation 210÷((538-258)÷40) .
    Question type: Mathematical calculation
    Solution:
          210÷((538-258)÷40)
        =210÷(280÷40)
        =210÷7
        =30
    Answer:210÷((538-258)÷40)=30
[5/7 Formula]
    Work: Calculate the value of equation 720÷(61-49)×50 .
    Question type: Mathematical calculation
    Solution:
          720÷(61-49)×50
        =720÷12×50
        =60×50
        =3000
    Answer:720÷(61-49)×50=3000
[6/7 Formula]
    Work: Calculate the value of equation (105×12-635)÷25 .
    Question type: Mathematical calculation
    Solution:
          (105×12-635)÷25
        =625÷25
        =25
    Answer:(105×12-635)÷25=25
[7/7 Formula]
    Work: Calculate the value of equation (16+4)×80 .
    Question type: Mathematical calculation
    Solution:
          (16+4)×80
        =20×80
        =1600
    Answer:(16+4)×80=1600

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>>注：本次最多计算 7 道题。

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