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

[1/7 Formula]
    Work: Calculate the value of equation 380+476+120 .
    Question type: Mathematical calculation
    Solution:
          380+476+120
        =856+120
        =976
    Answer:380+476+120=976
[2/7 Formula]
    Work: Calculate the value of equation 28×4×25 .
    Question type: Mathematical calculation
    Solution:
          28×4×25
        =112×25
        =2800
    Answer:28×4×25=2800
[3/7 Formula]
    Work: Calculate the value of equation (569+468)+(432+131) .
    Question type: Mathematical calculation
    Solution:
          (569+468)+(432+131)
        =1037+(432+131)
        =1037+563
        =1600
    Answer:(569+468)+(432+131)=1600
[4/7 Formula]
    Work: Calculate the value of equation 125×32×25 .
    Question type: Mathematical calculation
    Solution:
          125×32×25
        =4000×25
        =100000
    Answer:125×32×25=100000
[5/7 Integer column vertical calculation]
    Question type: Integer multiplication
    Original question: 704×25
    Solution:
    704×25 = 17600
    Column vertical calculation:

							7	0	4
✖								2	5
						3	5	2	0
					1	4	0	8
					1	7	6	0	0

[6/7 Formula]
    Work: Calculate the value of equation 9×72×125 .
    Question type: Mathematical calculation
    Solution:
          9×72×125
        =648×125
        =81000
    Answer:9×72×125=81000
[7/7 Formula]
    Work: Calculate the value of equation 256-147-53 .
    Question type: Mathematical calculation
    Solution:
          256-147-53
        =109-53
        =56
    Answer:256-147-53=56

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>>注：本次最多计算 7 道题。

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