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

[1/7 Formula]
    Work: Calculate the value of equation 66.5×99+0.665×100 .
    Question type: Mathematical calculation
    Solution:
          66.5×99+0.665×100
        =6583.5+0.665×100
        =6583.5+66.5
        =6650
    Answer:66.5×99+0.665×100=6650
[2/7 Formula]
    Work: Calculate the value of equation 4.96×4.56+49.6×0.544 .
    Question type: Mathematical calculation
    Solution:
          4.96×4.56+49.6×0.544
        =22.6176+49.6×0.544
        =22.6176+26.9824
        =49.6
    Answer:4.96×4.56+49.6×0.544=49.6
[3/7 Formula]
    Work: Calculate the value of equation 2.59×0.47+25.9×0.053 .
    Question type: Mathematical calculation
    Solution:
          2.59×0.47+25.9×0.053
        =1.2173+25.9×0.053
        =1.2173+1.3727
        =2.59
    Answer:2.59×0.47+25.9×0.053=2.59
[4/7 Formula]
    Work: Calculate the value of equation 25.3×9.9+2.53×1 .
    Question type: Mathematical calculation
    Solution:
          25.3×9.9+2.53×1
        =250.47+2.53×1
        =250.47+2.53
        =253
    Answer:25.3×9.9+2.53×1=253
[5/7 Formula]
    Work: Calculate the value of equation 3.65×12.5-36.5×0.25 .
    Question type: Mathematical calculation
    Solution:
          3.65×12.5-36.5×0.25
        =45.625-36.5×0.25
        =45.625-9.125
        =36.5
    Answer:3.65×12.5-36.5×0.25=36.5
[6/7 Formula]
    Work: Calculate the value of equation 86.8×99.9+8.68 .
    Question type: Mathematical calculation
    Solution:
          86.8×99.9+8.68
        =8671.32+8.68
        =8680
    Answer:86.8×99.9+8.68=8680
[7/7 Formula]
    Work: Calculate the value of equation 3.9×13.5+135×0.61 .
    Question type: Mathematical calculation
    Solution:
          3.9×13.5+135×0.61
        =52.65+135×0.61
        =52.65+82.35
        =135
    Answer:3.9×13.5+135×0.61=135

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>>注：本次最多计算 7 道题。

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