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21 March, 02:36

Estimate then find the sum 127+290

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  1. 21 March, 02:37
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    Estimate. well I did 130 + 290. and that was 420

    the sum is 417
  2. 21 March, 02:47
    0
    We can estimate by rounding to the nearest 10

    130+290 and that is 420

    The answer without estimation is 417
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