Cldr v0.0.8 Cldr.Number.Formatter.Rbnf
If the rule set includes a master rule (and the number was passed in as a double), use the master rule. (If the number being formatted was passed in as a long, the master rule is ignored.)
If the number is negative, use the negative-number rule.
- If the number has a fractional part and is greater than 1, use the improper fraction rule. * If the number has a fractional part and is between 0 and 1, use the proper fraction rule.