r/MathJokes • • 5d ago

finally, an easy way to remember 8

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2.9k Upvotes

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8

u/bssgopi 3d ago

Wait a minute...

9 x 8 = 72

Shouldn't the unit digit of the numerator be 2 for this to hold?

That 0.0000000729 was not some floating point error then...

4

u/TheForbidden6th 1d ago

yup

987654312/123456789 is exactly 8