
arithmetic - What is the correct answer to this infamously …
Mar 24, 2021 · The 'ambiguity' here comes from the fact that we use parenthesis as a multiplication operator as well. We can agree that $2(1+2) = 2 \times (1+2)$
arithmetic - Why is $111111111 \times 111111111
Feb 16, 2018 · I was looking around on the internet until I stumbled upon this equation. $$111111111\\times111111111 = 12345678987654321$$ How does this actually work? It is …
arithmetic - Is multiplication not just repeated addition ...
Sep 14, 2011 · As to multiplication, both addition and multiplication are just some operations that map two elements to one element. I think you can define any operations on a set to be …
arithmetic - 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 …
arithmetic - How do you distinguish the difference between a …
Oct 20, 2012 · arithmetic; Share. Cite. Follow edited Oct 20, 2012 at 10:36. Américo Tavares. 39.1k 13 13 gold badges ...
arithmetic - 0.5 times 0.5 equals 0.25, but how does this work with ...
Feb 28, 2022 · First, let's do 3 times 0.5, which we'll treat as 0.5 + 0.5 + 0.5. But instead of thinking of it happening all at once, imagine we take 3 seconds, and in the first second we …
arithmetic - Count number of values between two numbers
Dec 9, 2010 · I am finding with some formulas for my web application. I need a formula that counts the number of values between two number, e.g. there are four numbers (3,4,5,6) …
computer arithmetic - Differences between signed and unsigned …
Aug 14, 2014 · Computers used a set of bits to represent numbers. Signed and unsigned numbers are two different ways of mapping bits to numbers.
arithmetic - How to manually calculate cube roots - Mathematics …
Jan 28, 2021 · arithmetic; Share. Cite. Follow edited Jan 28, 2021 at 14:33. Dietrich Burde. 138k 8 8 gold badges 96 96 ...
arithmetic - What is zero times infinity? - Mathematics Stack …
arithmetic; infinity; Share. Cite. Follow edited Mar 7, 2014 at 9:48. Willie Wong. 74.7k 13 13 gold badges ...