Since there are no decimal points the number is simply nine.
.009 or 0.009 is written as nine thousandths.
320,009 in word form is: three hundred twenty thousand nine.
.009
4+.2+.009
1 + .600 + .03 + .009 = 1.639
009 = 9
1+.0+009
.009 Nine thousandths in decimal form is 0.009.
I write it as: 90 000 009 009 009 as I use the long scale (as used in Europe). Others write it as: 90 009 009 009 as they use the short scale (as used in USA).
12.297
0802 * 009 = 7,218
009 = 9 is an integer and not a fraction. However, it can be expressed in rational form as 9/1. You can then calculate equivalent rational fractions if you multiply both, its numerator and denominator, by any non-zero integer.