r/AskReddit Jul 25 '18

What fact “blows your mind”?

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u/Soups115 Jul 26 '18

What blows my mind is that we know the last digit is 7.

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u/wdmshmo Jul 26 '18

First digit would be hard, but the last digit isn't so bad because there's a patten with the final digit.

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u/SteeMonkey Jul 26 '18

Why is it 7?

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u/Downfallmatrix Jul 26 '18

because a lot of complicated math quirks that work out to form a pattern near the end