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 milliliters into teaspoons we have to multiply 18 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 ml → V_(tsp)

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

V_(tsp) = 18 ml × 0.20288413535365 tsp

V_(tsp) = 3.6519144363658 tsp

The final result is:

18 ml → 3.6519144363658 tsp

We conclude that 18 milliliters is equivalent to 3.6519144363658 teaspoons:

18 milliliters = 3.6519144363658 teaspoons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 teaspoon is equal to 0.27382897858778 × 18 milliliters.

Another way is saying that 18 milliliters is equal to 1 ÷ 0.27382897858778 teaspoons.

Approximate result

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

18 ml ≅ 3.652 tsp

An alternative is also that one teaspoon is approximately zero point two seven four times eighteen 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