138 metric teaspoons in milliliters

Result

The conversion result is: 138 metric teaspoons is equivalent to 690 milliliters.^[1]

Conversion formula
How to convert 138 metric teaspoons to milliliters?

We know (by definition) that: 1 brteaspoon ≈ 5 ml.

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

1 brteaspoon / 138 brteaspoon ≈ 5 ml / x ml

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

x ml ≈ (138 brteaspoon / 1 brteaspoon) * 5 ml → x ml ≈ 690 ml

Conclusion:

138 brteaspoon ≈ 690 ml

Conversion in the opposite direction

The inverse of the conversion factor is that 1 milliliter is equal to 0.00144927536231884 times 138 metric teaspoons.

It can also be expressed as: 138 metric teaspoons is equal to 1 / 0.00144927536231884 milliliters.

Approximation

An approximate numerical result would be: one hundred and thirty-eight metric teaspoons is about six hundred and ninety milliliters, or alternatively, a milliliter is about zero times one hundred and thirty-eight metric teaspoons.