1 US customary cup in imperial cups
Conversion
1 US customary cup is equivalent to 0.832674184628989 imperial cups.[1]
Conversion in the opposite direction
The inverse of the conversion factor is that 1 imperial cup is equal to 1.20094992550486 times 1 US customary cup.
It can also be expressed as: 1 US customary cup is equal to imperial cups.
Approximation
An approximate numerical result would be: one US customary cup is about zero point eight three imperial cups, or alternatively, a imperial cup is about one point one nine times one US customary cup.
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.