680 dry quarts in dry gallons

Conversion formula
How to convert 680 dry quarts to dry gallons?

We know (by definition) that: $1\mathrm{dryquart}\approx 0.25\mathrm{drygallon}$

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: 680 ⁢ dryquart ≈ 170.0 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.00588235294117647 times 680 dry quarts.

It can also be expressed as: 680 dry quarts is equal to $\frac{1}{\mathrm{0.00588235294117647}}$ dry gallons.

Approximation

An approximate numerical result would be: six hundred and eighty dry quarts is about one hundred and seventy dry gallons, or alternatively, a dry gallon is about zero point zero one times six hundred and eighty dry quarts.