521 milliliters in US customary cups
Conversion
521 milliliters is equivalent to 2.20213822845753 US customary cups.[1]
Conversion formula
How to convert 521 milliliters to US customary cups?
We know (by definition) that:
We can set up a proportion to solve for the number of US customary cups.
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 customary cup is equal to 0.454104100767754 times 521 milliliters.
It can also be expressed as: 521 milliliters is equal to US customary cups.
Approximation
An approximate numerical result would be: five hundred and twenty-one milliliters is about two point two zero US customary cups, or alternatively, a US customary cup is about zero point four five times five hundred and twenty-one milliliters.
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.