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  1. Why is $\frac {987654321} {123456789} = 8.0000000729?!$

    May 20, 2013 · Many years ago, I noticed that $987654321/123456789 = 8.0000000729\\ldots$. I sent it in to Martin Gardner at Scientific American and he published it in his column!!! My life …

  2. Why does $987,654,321$ divided by $123,456,789 = 8$?

    Jan 20, 2017 · Why does $987,654,321$ divided by $123,456,789 = 8$? Is it a coincidence or is there a special reason? Note: The numbers are a mirror of each other

  3. Why is $\\frac{987654321}{123456789}$ almost exactly $8$?

    May 7, 2017 · I just started typing some numbers in my calculator and accidentally realized that $\\frac{123456789}{987654321}=1/8$ and vice versa …

  4. Why does this pattern occur: $123456789 \times 8 + 9

    Dec 31, 2019 · Some questions which seem a bit related: How can I prove this odd property?, Why is $\frac {987654321} {123456789}$ almost exactly $8$?, Why is $\frac {987654321} …

  5. Why do I get $0.098765432098765432...$ when I divide $8$ by …

    Dec 28, 2014 · I got this remarkable thing when I divided $16$ by $162$, or, in a simplified version, $8$ by $81$. It's $0.098765432098765432\cdots$, or more commonly known as …

  6. Permutation identities similar to $ (7901234568 / 9876543210) …

    The above re-write (with slightly artificial but still valid pre-pending right hand side of the initial arithmetic identity with leftmost $0$) makes it to be the integer arithmetic identity, where all …

  7. View question - what is 1234567890-0987654321?

    Oct 26, 2014 · Free Online Scientific Notation Calculator. Solve advanced problems in Physics, Mathematics and Engineering. Math Expression Renderer, Plots, Unit Converter, Equation …

  8. What is 0987654321 1234567890? - Answers

    What is 1234567890multyplied by 1234567890? 1234567890 multiplied by 1234567890 equals 1,524,157,900,000,000. This result is obtained by performing the multiplication operation on …

  9. What is the proof behind this pattern? - Mathematics Stack …

    Oct 21, 2020 · What pattern? $131$ is a palindrome and the sum of the digits is $5$. If you see a general pattern (that is, something more than a couple of isolated examples) please edit your …

  10. Why does this approximation for 8 work? [duplicate]

    Oct 4, 2021 · I previously saw that peculiarly $\\frac{987654321}{123456789}\\approx 8$. I was wondering if there was any significance to it i.e. if there is any way to derive this approximation …