What is 3.255555555 as a fraction?

If that is a terminating decimal:

3.255555555 = 3255555555/100000000

= 651111111/200000000

= 3 51111111/200000000

If that is a repeating decimal:

3.255555555... = (32.5555... - 3.2555...)/9 = 29.3/9 = 293/90 = 2 23/90