18 US gallons in imperial cups

Conversion formula
How to convert 18 US gallons to imperial cups?

We know (by definition) that: $1\mathrm{usgallon}\approx 13.3227869540638\mathrm{brcup}$

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

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

Conclusion: 18 ⁢ usgallon ≈ 239.8101651731484 ⁢ brcup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial cup is equal to 0.00416996501911408 times 18 US gallons.

It can also be expressed as: 18 US gallons is equal to $\frac{1}{\mathrm{0.00416996501911408}}$ imperial cups.

Approximation

An approximate numerical result would be: eighteen US gallons is about two hundred and thirty-nine point eight one imperial cups, or alternatively, a imperial cup is about zero times eighteen US gallons.