420 deciliters in US customary cups
Result
The conversion result is: 420 deciliters is equivalent to 177.523619184676 US customary cups.[1]
Conversion formula
How to convert 420 deciliters to US customary cups?
We know (by definition) that: 1 dl ≈ 0.422675283773037 uscup.
We can set up a proportion to solve for the number of US customary cups.
1 dl / 420 dl ≈ 0.422675283773037 uscup / x uscup
Now, we cross multiply to solve for our unknown x:
x uscup ≈ (420 dl / 1 dl) * 0.422675283773037 uscup → x uscup ≈ 177.52361918467554 uscup
Conclusion:
420 dl ≈ 177.52361918467554 uscup
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US customary cup is equal to 0.00563305325 times 420 deciliters.
It can also be expressed as: 420 deciliters is equal to 1 / 0.00563305325 US customary cups.
Approximation
An approximate numerical result would be: four hundred and twenty deciliters is about one hundred and seventy-seven point five two US customary cups, or alternatively, a US customary cup is about zero point zero one times four hundred and twenty deciliters.
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.