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