Len Over 21 wrote:

Note that if you have a repeating decimal with 3 repeating digits,
you'd multiple both sides of the initial equation by 10^3, etc.

Suggestion: Why don't you expound over in the math newsgroup?

We can always tell when Lennie's feeling "cramped"...as in someone
else has the temerity to DEMONSTRATE the skills Lennie BRAGS about.
Sheeesh.

Steve, K4YZ