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14 February, 09:22

A 9 year od child prodigy irritated his teacher so she assigned him the task of finding the sum of all the counting numbers from 1 to 100 inclusive to the teacher suprise the child arrived at the correct number within seconds what is the sum? what pattern did the child see to calculate the answer so quickly?

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  1. 14 February, 12:41
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    De guy was Carl Friedrich Gauss, aka the prince of math

    so he noticed that

    1+100=101

    2+99=101

    etc

    so there wer some pairs

    how many?

    there wer 100 numbers from 1 to 100 so

    100/2=50

    50 pairs

    so then 101 times 50 pairs=5050 total
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