221 US customary teaspoons in imperial cups

Conversion formula
How to convert 221 US customary teaspoons to imperial cups?

We know (by definition) that: $1\mathrm{usteaspoon}\approx 0.0173473788464373\mathrm{brcup}$

We can set up a proportion to solve for the number of imperial cups.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 221 ⁢ usteaspoon ≈ 3.833770725062643 ⁢ brcup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial cup is equal to 0.260839802824584 times 221 US customary teaspoons.

It can also be expressed as: 221 US customary teaspoons is equal to $\frac{1}{\mathrm{0.260839802824584}}$ imperial cups.

Approximation

An approximate numerical result would be: two hundred and twenty-one US customary teaspoons is about three point eight three imperial cups, or alternatively, a imperial cup is about zero point two six times two hundred and twenty-one US customary teaspoons.