Conversion formula

The conversion factor from milliliters to teaspoons is 0.20288413535365, which means that 1 milliliter is equal to 0.20288413535365 teaspoons:

1 ml = 0.20288413535365 tsp

To convert 18.9 milliliters into teaspoons we have to multiply 18.9 by the conversion factor in order to get the volume amount from milliliters to teaspoons. We can also form a simple proportion to calculate the result:

1 ml → 0.20288413535365 tsp

18.9 ml → V_(tsp)

Solve the above proportion to obtain the volume V in teaspoons:

V_(tsp) = 18.9 ml × 0.20288413535365 tsp

V_(tsp) = 3.8345101581841 tsp

The final result is:

18.9 ml → 3.8345101581841 tsp

We conclude that 18.9 milliliters is equivalent to 3.8345101581841 teaspoons:

18.9 milliliters = 3.8345101581841 teaspoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.26078950341693 × 18.9 milliliters.

Another way is saying that 18.9 milliliters is equal to 1 ÷ 0.26078950341693 teaspoons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eighteen point nine milliliters is approximately three point eight three five teaspoons:

18.9 ml ≅ 3.835 tsp

An alternative is also that one teaspoon is approximately zero point two six one times eighteen point nine milliliters.

Conversion table

milliliters to teaspoons chart

For quick reference purposes, below is the conversion table you can use to convert from milliliters to teaspoons