From Clomosy Docs
function Frac(const Number Extended):Extended;
The Frac function returns the fractional part of a floating point number.
Example:
var numberValue : Integer;
begin numberValue := 12.75; ShowMessage(' Frac(12.75) = '+FloatToStr(Frac(numberValue))); end;
Output:
Frac(12.75) = 0,75