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10 December, 05:54

Use rounding or compatible numbers to estimate the sum of 87+34

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Answers (2)
  1. 10 December, 06:28
    0
    If you round you would do 90 plus 30 which equals 120.
  2. 10 December, 06:48
    0
    121 right because 87+34 is 121 but do i have to round the number
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