421 US customary teaspoons in US quarts
Result
The conversion result is: 421 US customary teaspoons is equivalent to 2.19270833333333 US quarts.[1]
Conversion formula
How to convert 421 US customary teaspoons to US quarts?
We know (by definition) that: 1 usteaspoon ≈ 0.00520833333333333 usquart.
We can set up a proportion to solve for the number of US quarts.
1 usteaspoon / 421 usteaspoon ≈ 0.00520833333333333 usquart / x usquart
Now, we cross multiply to solve for our unknown x:
x usquart ≈ (421 usteaspoon / 1 usteaspoon) * 0.00520833333333333 usquart → x usquart ≈ 2.1927083333333317 usquart
Conclusion:
421 usteaspoon ≈ 2.1927083333333317 usquart
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Conversion in the opposite direction
The inverse of the conversion factor is that 1 US quart is equal to 0.456057007125891 times 421 US customary teaspoons.
It can also be expressed as: 421 US customary teaspoons is equal to 1 / 0.456057007125891 US quarts.
Approximation
An approximate numerical result would be: four hundred and twenty-one US customary teaspoons is about two point one eight US quarts, or alternatively, a US quart is about zero point four six times four hundred and twenty-one US customary 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.