639 imperial cups in dry quarts

Conversion formula
How to convert 639 imperial cups to dry quarts?

We know (by definition) that: $1\mathrm{brcup}\approx 0.258014185872175\mathrm{dryquart}$

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

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

Conclusion: 639 ⁢ brcup ≈ 164.87106477231984 ⁢ dryquart

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry quart is equal to 0.00606534567712629 times 639 imperial cups.

It can also be expressed as: 639 imperial cups is equal to $\frac{1}{\mathrm{0.00606534567712629}}$ dry quarts.

Approximation

An approximate numerical result would be: six hundred and thirty-nine imperial cups is about one hundred and sixty-four point eight seven dry quarts, or alternatively, a dry quart is about zero point zero one times six hundred and thirty-nine imperial cups.