428 metric teaspoons in US customary cups
Result
The conversion result is: 428 metric teaspoons is equivalent to 9.045251072743 US customary cups.[1]
Conversion formula
How to convert 428 metric teaspoons to US customary cups?
We know (by definition) that: 1 brteaspoon ≈ 0.0211337641886519 uscup.
We can set up a proportion to solve for the number of US customary cups.
1 brteaspoon / 428 brteaspoon ≈ 0.0211337641886519 uscup / x uscup
Now, we cross multiply to solve for our unknown x:
x uscup ≈ (428 brteaspoon / 1 brteaspoon) * 0.0211337641886519 uscup → x uscup ≈ 9.045251072743012 uscup
Conclusion:
428 brteaspoon ≈ 9.045251072743012 uscup
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US customary cup is equal to 0.110555250700935 times 428 metric teaspoons.
It can also be expressed as: 428 metric teaspoons is equal to 1 / 0.110555250700935 US customary cups.
Approximation
An approximate numerical result would be: four hundred and twenty-eight metric teaspoons is about nine point zero five US customary cups, or alternatively, a US customary cup is about zero point one one times four hundred and twenty-eight metric teaspoons.
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.