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4 June, 13:51

Estimate the sum 42+36=

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Answers (2)
  1. 4 June, 15:16
    0
    About 76 or 77 but the actual answer is 78
  2. 4 June, 17:20
    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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