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           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation 469×0.87-2×10.5×√0.87 .
    Question type: Mathematical calculation
    Solution:
          469×0.87-2×10.5×√0.87
        =469×0.87-2×10.5×0.932738
        =408.03-2×10.5×0.932738
        =408.03-21×0.932738
        =408.03-19.587498
        =388.442502
    Answer:469×0.87-2×10.5×√0.87=388.442502

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