690 imperial cups in US gallons
Conversion
690 imperial cups is equivalent to 51.7909655373969 US gallons.[1]
Conversion formula
How to convert 690 imperial cups to US gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of US gallons.
Now, we cross multiply to solve for our unknown :
Conclusion:
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US gallon is equal to 0.0193083868899476 times 690 imperial cups.
It can also be expressed as: 690 imperial cups is equal to US gallons.
Approximation
An approximate numerical result would be: six hundred and ninety imperial cups is about fifty-one point seven eight US gallons, or alternatively, a US gallon is about zero point zero two times six hundred and ninety imperial cups.
Footnotes
[1] 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.