280 imperial cups in dry gallons

Conversion formula
How to convert 280 imperial cups to dry gallons?

We know (by definition) that: $1\mathrm{brcup}\approx 0.0645035464680438\mathrm{drygallon}$

We can set up a proportion to solve for the number of dry gallons.

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

Conclusion: 280 ⁢ brcup ≈ 18.06099301105226 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.0553679412526243 times 280 imperial cups.

It can also be expressed as: 280 imperial cups is equal to $\frac{1}{\mathrm{0.0553679412526243}}$ dry gallons.

Approximation

An approximate numerical result would be: two hundred and eighty imperial cups is about eighteen point zero five dry gallons, or alternatively, a dry gallon is about zero point zero six times two hundred and eighty imperial cups.