Overview: 4 questions will be solved this time.Among them
           ☆4 arithmetic calculations

[1/4 Formula]
    Work: Calculate the value of equation 544-(262+66)-148 .
    Question type: Mathematical calculation
    Solution:
          544-(262+66)-148
        =544-328-148
        =216-148
        =68
    Answer:544-(262+66)-148=68
[2/4 Formula]
    Work: Calculate the value of equation 25×(4+8)×125 .
    Question type: Mathematical calculation
    Solution:
          25×(4+8)×125
        =25×12×125
        =300×125
        =37500
    Answer:25×(4+8)×125=37500
[3/4 Formula]
    Work: Calculate the value of equation 210-(62÷31)×4 .
    Question type: Mathematical calculation
    Solution:
          210-(62÷31)×4
        =210-2×4
        =210-8
        =202
    Answer:210-(62÷31)×4=202
[4/4 Formula]
    Work: Calculate the value of equation (121-85)÷12×26 .
    Question type: Mathematical calculation
    Solution:
          (121-85)÷12×26
        =36÷12×26
        =3×26
        =78
    Answer:(121-85)÷12×26=78

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