The fractional representation of 1 gallon is 1 gallon. If you want it as a decimal fraction of some other quantity then you need to specify that second quantity.
Chat with our AI personalities
One quart is one quarter of a gallon.
It is 5/16.
1/4 is the fraction of a quart of a gallon.
It is 1/4.
1 cup = 1/16 of a gallon