665 imperial cups in US customary cups

Conversion formula
How to convert 665 imperial cups to US customary cups?

We know (by definition) that: $1\mathrm{brcup}\approx 1.20094992550486\mathrm{uscup}$

We can set up a proportion to solve for the number of US customary cups.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 665 ⁢ brcup ≈ 798.6317004607318 ⁢ uscup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US customary cup is equal to 0.00125214163102104 times 665 imperial cups.

It can also be expressed as: 665 imperial cups is equal to $\frac{1}{\mathrm{0.00125214163102104}}$ US customary cups.

Approximation

An approximate numerical result would be: six hundred and sixty-five imperial cups is about seven hundred and ninety-eight point six two US customary cups, or alternatively, a US customary cup is about zero times six hundred and sixty-five imperial cups.