840 US customary cups in metric teaspoons

Conversion formula
How to convert 840 US customary cups to metric teaspoons?

We know (by definition) that: $1\mathrm{uscup}\approx 47.3176473\mathrm{brteaspoon}$

We can set up a proportion to solve for the number of metric teaspoons.

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

Conclusion: 840 ⁢ uscup ≈ 39746.823732 ⁢ brteaspoon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 metric teaspoon is equal to 2.51592430817284e-05 times 840 US customary cups.

It can also be expressed as: 840 US customary cups is equal to $\frac{1}{\mathrm{2.51592430817284e-05}}$ metric teaspoons.

Approximation

An approximate numerical result would be: eight hundred and forty US customary cups is about thirty-nine thousand, seven hundred and forty-six point eight one metric teaspoons, or alternatively, a metric teaspoon is about zero times eight hundred and forty US customary cups.