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

[1/7 Formula]
    Work: Calculate the value of equation 25×(16+1) .
    Question type: Mathematical calculation
    Solution:
          25×(16+1)
        =25×17
        =425
    Answer:25×(16+1)=425
[2/7 Formula]
    Work: Calculate the value of equation 16×(25+1) .
    Question type: Mathematical calculation
    Solution:
          16×(25+1)
        =16×26
        =416
    Answer:16×(25+1)=416
[3/7 Formula]
    Work: Calculate the value of equation 8×(50+55) .
    Question type: Mathematical calculation
    Solution:
          8×(50+55)
        =8×105
        =840
    Answer:8×(50+55)=840
[4/7 Formula]
    Work: Calculate the value of equation 80×(5+6) .
    Question type: Mathematical calculation
    Solution:
          80×(5+6)
        =80×11
        =880
    Answer:80×(5+6)=880
[5/7 Formula]
    Work: Calculate the value of equation 16×(20+25) .
    Question type: Mathematical calculation
    Solution:
          16×(20+25)
        =16×45
        =720
    Answer:16×(20+25)=720
[6/7 Formula]
    Work: Calculate the value of equation 4×(100+5) .
    Question type: Mathematical calculation
    Solution:
          4×(100+5)
        =4×105
        =420
    Answer:4×(100+5)=420
[7/7 Formula]
    Work: Calculate the value of equation 40×(10+11) .
    Question type: Mathematical calculation
    Solution:
          40×(10+11)
        =40×21
        =840
    Answer:40×(10+11)=840

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>>注：本次最多计算 7 道题。

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