if you mean : .07 , you write that like this : seven hundredths
Write About Love - song - was created on 2010-09-07.
Two-Lane Blacktop was created on 1971-07-07.
You can write it as 7%. In a decimal form .07 is the way it would be written.
Depending on how you write the date... 07-05-2013 = VII-V-MMXIII 05-07-2013 = V-VII-MMXIII
As I write this, it is 10.52 am 22/07/08
The date 28-07-89 can be written in Roman numerals as XXVIII.VII.LXXXIX or you could write 28-07-1989 as XXVIII.VIII.MCMLXXXIX