660 imperial gallons in US customary cups
Result
The conversion result is: 660 imperial gallons is equivalent to 12682.0312133313 US customary cups.[1]
Conversion formula
How to convert 660 imperial gallons to US customary cups?
We know (by definition) that: 1 imperialgallon ≈ 19.2151988080777 uscup.
We can set up a proportion to solve for the number of US customary cups.
1 imperialgallon / 660 imperialgallon ≈ 19.2151988080777 uscup / x uscup
Now, we cross multiply to solve for our unknown x:
x uscup ≈ (660 imperialgallon / 1 imperialgallon) * 19.2151988080777 uscup → x uscup ≈ 12682.031213331284 uscup
Conclusion:
660 imperialgallon ≈ 12682.031213331284 uscup
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US customary cup is equal to 7.88517220292603e-05 times 660 imperial gallons.
It can also be expressed as: 660 imperial gallons is equal to 1 / 7.88517220292603e-05 US customary cups.
Approximation
An approximate numerical result would be: six hundred and sixty imperial gallons is about twelve thousand, six hundred and eighty-two point zero three US customary cups, or alternatively, a US customary cup is about zero times six hundred and sixty imperial gallons.
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.