645 US customary teaspoons in imperial cups

Conversion formula
How to convert 645 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: 645 ⁢ usteaspoon ≈ 11.189059355952057 ⁢ brcup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 imperial cup is equal to 0.0893730177119892 times 645 US customary teaspoons.

It can also be expressed as: 645 US customary teaspoons is equal to $\frac{1}{\mathrm{0.0893730177119892}}$ imperial cups.

Approximation

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