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goformit100

Which of the following is closest to 27.8 × 9.6? A. 280 B. 300 C. 2,800 D. 3,000

  • 11 months ago
  • 11 months ago

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  1. LoveYou*69
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    A) 280, because 27.8 x 9.6 = 266.88 and 280 is the closest.

    • 11 months ago
  2. goformit100
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    How to do it mentally ?

    • 11 months ago
  3. goformit100
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    Thank You

    • 11 months ago
  4. electrokid
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    \[ 27.8*9.6 \approx 28\times {9.5\times2 \over 2}=14\times19=2\times 7\times19=2\times 133=\mathbf{266} \]

    • 11 months ago
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