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11 October, 09:36

Estimate the sum 42+36=

+4
Answers (2)
  1. 11 October, 09:46
    0
    About 76 or 77 but the actual answer is 78
  2. 11 October, 10:03
    0
    about 80

    Step-by-step explanation:

    round each number

    -42 is closest to 40

    -36 is closest to 40, too

    add both numbers together

    -40+40=80
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