660 US customary cups in US quarts
Result
The conversion result is: 660 US customary cups is equivalent to 165 US quarts.[1]
Conversion formula
How to convert 660 US customary cups to US quarts?
We know (by definition) that: 1 uscup ≈ 0.25 usquart.
We can set up a proportion to solve for the number of US quarts.
1 uscup / 660 uscup ≈ 0.25 usquart / x usquart
Now, we cross multiply to solve for our unknown x:
x usquart ≈ (660 uscup / 1 uscup) * 0.25 usquart → x usquart ≈ 165.0 usquart
Conclusion:
660 uscup ≈ 165.0 usquart
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US quart is equal to 0.00606060606060606 times 660 US customary cups.
It can also be expressed as: 660 US customary cups is equal to 1 / 0.00606060606060606 US quarts.
Approximation
An approximate numerical result would be: six hundred and sixty US customary cups is about one hundred and sixty-five US quarts, or alternatively, a US quart is about zero point zero one times six hundred and sixty US customary 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.