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

[1/7 Formula]
    Work: Calculate the value of equation 0.5×9.9 .
    Question type: Mathematical calculation
    Solution:
          0.5×9.9
        =4.95
    Answer:0.5×9.9=4.95
[2/7 Formula]
    Work: Calculate the value of equation 12.9×99.9+12.9×0.01 .
    Question type: Mathematical calculation
    Solution:
          12.9×99.9+12.9×0.01
        =1288.71+12.9×0.01
        =1288.71+0.129
        =1288.839
    Answer:12.9×99.9+12.9×0.01=1288.839
[3/7 Formula]
    Work: Calculate the value of equation 7.09×10.8-7.09×0.8 .
    Question type: Mathematical calculation
    Solution:
          7.09×10.8-7.09×0.8
        =76.572-7.09×0.8
        =76.572-5.672
        =70.9
    Answer:7.09×10.8-7.09×0.8=70.9
[4/7 Formula]
    Work: Calculate the value of equation 0.4×11-0.4 .
    Question type: Mathematical calculation
    Solution:
          0.4×11-0.4
        =4.4-0.4
        =4
    Answer:0.4×11-0.4=4
[5/7 Formula]
    Work: Calculate the value of equation 6.5×10.1 .
    Question type: Mathematical calculation
    Solution:
          6.5×10.1
        =65.65
    Answer:6.5×10.1=65.65
[6/7 Formula]
    Work: Calculate the value of equation 2.5×16+2.5×4 .
    Question type: Mathematical calculation
    Solution:
          2.5×16+2.5×4
        =40+2.5×4
        =40+10
        =50
    Answer:2.5×16+2.5×4=50
[7/7 Formula]
    Work: Calculate the value of equation 0.25×32×0.125 .
    Question type: Mathematical calculation
    Solution:
          0.25×32×0.125
        =8×0.125
        =1
    Answer:0.25×32×0.125=1

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>>注：本次最多计算 7 道题。

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