How to convert 840 dry quarts to dry gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of dry gallons.
Now, we cross multiply to solve for our unknown :
Conversion in the opposite direction
The inverse of the conversion factor is that 1 dry gallon is equal to 0.00476190476190476 times 840 dry quarts.
It can also be expressed as: 840 dry quarts is equal to dry gallons.
An approximate numerical result would be: eight hundred and forty dry quarts is about two hundred and ten dry gallons, or alternatively, a dry gallon is about zero times eight hundred and forty dry quarts.
 The precision is 15 significant digits (fourteen digits to the right of the decimal point).Results may contain small errors due to the use of floating point arithmetic.