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

[1/7 Formula]
    Work: Calculate the value of equation 20×(25+23) .
    Question type: Mathematical calculation
    Solution:
          20×(25+23)
        =20×48
        =960
    Answer:20×(25+23)=960
[2/7 Formula]
    Work: Calculate the value of equation (25+80)×2 .
    Question type: Mathematical calculation
    Solution:
          (25+80)×2
        =105×2
        =210
    Answer:(25+80)×2=210
[3/7 Formula]
    Work: Calculate the value of equation (25+43)×20 .
    Question type: Mathematical calculation
    Solution:
          (25+43)×20
        =68×20
        =1360
    Answer:(25+43)×20=1360
[4/7 Formula]
    Work: Calculate the value of equation 4×(125+12) .
    Question type: Mathematical calculation
    Solution:
          4×(125+12)
        =4×137
        =548
    Answer:4×(125+12)=548
[5/7 Formula]
    Work: Calculate the value of equation 40×(125+50) .
    Question type: Mathematical calculation
    Solution:
          40×(125+50)
        =40×175
        =7000
    Answer:40×(125+50)=7000
[6/7 Formula]
    Work: Calculate the value of equation (4+60)×25 .
    Question type: Mathematical calculation
    Solution:
          (4+60)×25
        =64×25
        =1600
    Answer:(4+60)×25=1600
[7/7 Formula]
    Work: Calculate the value of equation (4+80)×25 .
    Question type: Mathematical calculation
    Solution:
          (4+80)×25
        =84×25
        =2100
    Answer:(4+80)×25=2100

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>>注：本次最多计算 7 道题。

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