840 imperial cups in metric teaspoons
Result
The conversion result is: 840 imperial cups is equivalent to 47733.945 metric teaspoons.[1]
Conversion formula
How to convert 840 imperial cups to metric teaspoons?
We know (by definition) that: 1 brcup ≈ 56.826125 brteaspoon.
We can set up a proportion to solve for the number of metric teaspoons.
1 brcup / 840 brcup ≈ 56.826125 brteaspoon / x brteaspoon
Now, we cross multiply to solve for our unknown x:
x brteaspoon ≈ (840 brcup / 1 brcup) * 56.826125 brteaspoon → x brteaspoon ≈ 47733.945 brteaspoon
Conclusion:
840 brcup ≈ 47733.945 brteaspoon

Conversion in the opposite direction
The inverse of the conversion factor is that 1 metric teaspoon is equal to 2.09494522189607e-05 times 840 imperial cups.
It can also be expressed as: 840 imperial cups is equal to 1 / 2.09494522189607e-05 metric teaspoons.
Approximation
An approximate numerical result would be: eight hundred and forty imperial cups is about forty-seven thousand, seven hundred and thirty-three point nine four metric teaspoons, or alternatively, a metric teaspoon is about zero times eight hundred and forty imperial cups.
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.