640 imperial gallons in imperial pints

Conversion formula
How to convert 640 imperial gallons to imperial pints?

We know (by definition) that: $1\mathrm{imperialgallon}\approx 8\mathrm{imperialpint}$

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

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

Conclusion: 640 ⁢ imperialgallon ≈ 5120 ⁢ imperialpint

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial pint is equal to 0.0001953125 times 640 imperial gallons.

It can also be expressed as: 640 imperial gallons is equal to $\frac{1}{\mathrm{0.0001953125}}$ imperial pints.

Approximation

An approximate numerical result would be: six hundred and forty imperial gallons is about five thousand, one hundred and twenty imperial pints, or alternatively, a imperial pint is about zero times six hundred and forty imperial gallons.