sum fun (math)

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find a quick and easy method to compute the sum of the first 100 counting numbers (no calculators allowed)

  • sum fun (math) -

    Like Gauss did it?

    1 + 100 = 101
    2 + 99 = 101
    3 + 98 = 101
    .
    .
    .
    50 + 51 = 101

    get it ?

  • sum fun (math) -

    234

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