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

[1/7 Formula]
    Work: Calculate the value of equation (25×40-275)÷5 .
    Question type: Mathematical calculation
    Solution:
          (25×40-275)÷5
        =725÷5
        =145
    Answer:(25×40-275)÷5=145
[2/7 Formula]
    Work: Calculate the value of equation (78+38)×((21-16)÷5) .
    Question type: Mathematical calculation
    Solution:
          (78+38)×((21-16)÷5)
        =116×((21-16)÷5)
        =116×(5÷5)
        =116×1
        =116
    Answer:(78+38)×((21-16)÷5)=116
[3/7 Formula]
    Work: Calculate the value of equation (91+89)×27 .
    Question type: Mathematical calculation
    Solution:
          (91+89)×27
        =180×27
        =4860
    Answer:(91+89)×27=4860
[4/7 Formula]
    Work: Calculate the value of equation 45×((81-72)÷9) .
    Question type: Mathematical calculation
    Solution:
          45×((81-72)÷9)
        =45×(9÷9)
        =45×1
        =45
    Answer:45×((81-72)÷9)=45
[5/7 Formula]
    Work: Calculate the value of equation 42÷(63-57)×9 .
    Question type: Mathematical calculation
    Solution:
          42÷(63-57)×9
        =42÷6×9
        =7×9
        =63
    Answer:42÷(63-57)×9=63
[6/7 Formula]
    Work: Calculate the value of equation 87×((167-152)÷3) .
    Question type: Mathematical calculation
    Solution:
          87×((167-152)÷3)
        =87×(15÷3)
        =87×5
        =435
    Answer:87×((167-152)÷3)=435
[7/7 Formula]
    Work: Calculate the value of equation (10-8÷(45-37))×210 .
    Question type: Mathematical calculation
    Solution:
          (10-8÷(45-37))×210
        =(10-8÷8)×210
        =9×210
        =1890
    Answer:(10-8÷(45-37))×210=1890

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>>注：本次最多计算 7 道题。

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