It is 23/1.
It is 54/23.
2.3 is a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. Its equivalent, in rational form, is 23/10.
It is 23:1.
It is already in its simplest form because 23 is a prime number. __________________________________ It is 23/8
23/27 (because 23 is prime)
16:23
It is 1 to 2.
1.9 to 1
23:1 compression ratio
1.023 is a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. Its equivalent, in rational form, is 1023/1000 or 1 23/1000.
It is a fraction in ratio form, which cannot be simplified.