Just a note that precision is a part of the standard if you’re using the ISO 4217 standard, which defines minor unit fractions. https://en.wikipedia.org/wiki/I

Just a note that precision is a part of the standard if you’re using the ISO 4217 standard, which defines minor unit fractions. https://en.wikipedia.org/wiki/ISO_4217 https://en.wikipedia.org/wiki/ISO_4217 Or choose a different standard, I don’t know what else is out there, but you probably should choose an existing one.