1 imperial cup in imperial gallons

Conversion

1 imperial cup is equivalent to 0.0625 imperial gallons.^[1]

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial gallon is equal to 16 times 1 imperial cup.

It can also be expressed as: 1 imperial cup is equal to $\frac{1}{16}$ imperial gallons.

Approximation

An approximate numerical result would be: one imperial cup is about zero point zero six imperial gallons, or alternatively, a imperial gallon is about zero times one imperial cup.

Units involved

This is how the units in this conversion are defined:

Imperial Cups

"The cup is a unit of measurement for volume, used in cooking to measure liquids (fluid measurement) and bulk foods such as granulated sugar (dry measurement). The imperial cup is half an imperial pint. It is no longer in common use, but many recipe books still include it."

Wikipedia page of imperial cups

Imperial Gallons

"The imperial (UK) gallon, now defined as exactly 4.54609 litres (about 277.42 cubic inches), is used in some Commonwealth countries and was originally based on the volume of 10 pounds (approximately 4.54 kg) of water at 62 °F (17 °C). The imperial fluid ounce is defined as 1⁄160 of an imperial gallon; there are four quarts in a gallon, two pints in a quart, and 20 Imperial fluid ounces in an imperial pint."

Wikipedia page of imperial gallons

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.