21 imperial cups in UK tablespoons

Conversion formula
How to convert 21 imperial cups to UK tablespoons?

We know (by definition) that: $1\mathrm{brcup}\approx 18.9420416666667\mathrm{brtablespoon}$

We can set up a proportion to solve for the number of UK tablespoons.

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

Conclusion: 21 ⁢ brcup ≈ 397.78287500000073 ⁢ brtablespoon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 UK tablespoon is equal to 0.00251393426627529 times 21 imperial cups.

It can also be expressed as: 21 imperial cups is equal to $\frac{1}{\mathrm{0.00251393426627529}}$ UK tablespoons.

Approximation

An approximate numerical result would be: twenty-one imperial cups is about three hundred and ninety-seven point seven seven UK tablespoons, or alternatively, a UK tablespoon is about zero times twenty-one imperial cups.